1
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Touarin P, Serrano B, Courbois A, Bornet O, Chen Q, Scott LG, Williamson JR, Sebban-Kreuzer C, Mancini SJC, Elantak L. Pre-B cell receptor acts as a selectivity switch for galectin-1 at the pre-B cell surface. Cell Rep 2024; 43:114541. [PMID: 39058594 DOI: 10.1016/j.celrep.2024.114541] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/22/2022] [Revised: 05/14/2024] [Accepted: 07/09/2024] [Indexed: 07/28/2024] Open
Abstract
Galectins are glycan-binding proteins translating the sugar-encoded information of cellular glycoconjugates into physiological activities, including immunity, cell migration, and signaling. Galectins also interact with non-glycosylated partners in the extracellular milieu, among which the pre-B cell receptor (pre-BCR) during B cell development. How these interactions might interplay with the glycan-decoding function of galectins is unknown. Here, we perform NMR experiments on native membranes to monitor Gal-1 binding to physiological cell surface ligands. We show that pre-BCR interaction changes Gal-1 binding to glycosylated pre-B cell surface receptors. At the molecular and cellular levels, we identify α2,3-sialylated motifs as key targeted epitopes. This targeting occurs through a selectivity switch increasing Gal-1 contacts with α2,3-sialylated poly-N-acetyllactosamine upon pre-BCR interaction. Importantly, we observe that this switch is involved in the regulation of pre-BCR activation. Altogether, this study demonstrates that interactions to non-glycosylated proteins regulate the glycan-decoding functions of galectins at the cell surface.
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Affiliation(s)
- Pauline Touarin
- Laboratoire d'Ingénierie des Systèmes Macromoléculaires (LISM UMR7255), Institut de Microbiologie de la Méditerranée, Institut de Microbiologie, Bioénergies et Biotechnologies, CNRS, Aix-Marseille University, Marseille, France
| | - Bastien Serrano
- Laboratoire d'Ingénierie des Systèmes Macromoléculaires (LISM UMR7255), Institut de Microbiologie de la Méditerranée, Institut de Microbiologie, Bioénergies et Biotechnologies, CNRS, Aix-Marseille University, Marseille, France
| | - Audrey Courbois
- Laboratoire d'Ingénierie des Systèmes Macromoléculaires (LISM UMR7255), Institut de Microbiologie de la Méditerranée, Institut de Microbiologie, Bioénergies et Biotechnologies, CNRS, Aix-Marseille University, Marseille, France
| | - Olivier Bornet
- NMR platform, Institut de Microbiologie de la Méditerranée (IMM FR3479), Institut de Microbiologie, Bioénergies et Biotechnologies, CNRS, Aix-Marseille University, Marseille, France
| | - Qian Chen
- Cassia, 3030 Bunker Hill Street, Suite 214, San Diego, CA 92109, USA
| | - Lincoln G Scott
- Cassia, 3030 Bunker Hill Street, Suite 214, San Diego, CA 92109, USA
| | - James R Williamson
- Department of Integrative Structural and Computational Biology, The Scripps Research Institute, La Jolla, CA 92037, USA
| | - Corinne Sebban-Kreuzer
- Laboratoire d'Ingénierie des Systèmes Macromoléculaires (LISM UMR7255), Institut de Microbiologie de la Méditerranée, Institut de Microbiologie, Bioénergies et Biotechnologies, CNRS, Aix-Marseille University, Marseille, France
| | | | - Latifa Elantak
- Laboratoire d'Ingénierie des Systèmes Macromoléculaires (LISM UMR7255), Institut de Microbiologie de la Méditerranée, Institut de Microbiologie, Bioénergies et Biotechnologies, CNRS, Aix-Marseille University, Marseille, France.
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2
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Bork I, Dombrowsky CS, Bitsch S, Happel D, Geyer FK, Avrutina O, Kolmar H. Tailor-Made Bioactive Papers by Site-Specific and Orthogonal Covalent Immobilization of Proteins. Biomacromolecules 2024; 25:5300-5309. [PMID: 39007485 DOI: 10.1021/acs.biomac.4c00724] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 07/16/2024]
Abstract
A strategy for the bioorthogonal immobilization of proteins onto commercially available filter paper is presented. Recently, a two-step approach has been described that relies on covalent immobilization of a linker molecule to paper, followed by enzyme-mediated conjugation of a protein of interest containing an enzyme-recognition tag. Here, this strategy was expanded by evaluating four different chemical and chemoenzymatic reactions and investigating paper loading efficiency and orthogonality. Enhanced green fluorescent protein (EGFP) was used as a model protein to allow quantification of protein loading via fluorescence imaging. Two approaches were identified that showed significantly increased loading efficiencies compared with the previously applied conjugation strategy. Additionally, all four methods were proven orthogonal to each other, allowing simultaneous immobilization of a mixture of proteins to a premodified assembly of two paper sheets.
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Affiliation(s)
- Ingo Bork
- Institute for Organic Chemistry and Biochemistry, Technical University of Darmstadt, Darmstadt 64287, Germany
| | - Carolin S Dombrowsky
- Institute for Organic Chemistry and Biochemistry, Technical University of Darmstadt, Darmstadt 64287, Germany
| | - Sebastian Bitsch
- Institute for Organic Chemistry and Biochemistry, Technical University of Darmstadt, Darmstadt 64287, Germany
| | - Dominic Happel
- Institute for Organic Chemistry and Biochemistry, Technical University of Darmstadt, Darmstadt 64287, Germany
| | - Felix K Geyer
- Institute for Organic Chemistry and Biochemistry, Technical University of Darmstadt, Darmstadt 64287, Germany
| | - Olga Avrutina
- Institute for Organic Chemistry and Biochemistry, Technical University of Darmstadt, Darmstadt 64287, Germany
| | - Harald Kolmar
- Institute for Organic Chemistry and Biochemistry, Technical University of Darmstadt, Darmstadt 64287, Germany
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3
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Papatola F, Slimani S, Peddis D, Pellis A. Biocatalyst immobilization on magnetic nano-architectures for potential applications in condensation reactions. Microb Biotechnol 2024; 17:e14481. [PMID: 38850268 PMCID: PMC11162105 DOI: 10.1111/1751-7915.14481] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/27/2024] [Revised: 04/30/2024] [Accepted: 05/07/2024] [Indexed: 06/10/2024] Open
Abstract
In this review article, a perspective on the immobilization of various hydrolytic enzymes onto magnetic nanoparticles for synthetic organic chemistry applications is presented. After a first part giving short overview on nanomagnetism and highlighting advantages and disadvantages of immobilizing enzymes on magnetic nanoparticles (MNPs), the most important hydrolytic enzymes and their applications were summarized. A section reviewing the immobilization techniques with a particular focus on supporting enzymes on MNPs introduces the reader to the final chapter describing synthetic organic chemistry applications of small molecules (flavour esters) and polymers (polyesters and polyamides). Finally, the conclusion and perspective section gives the author's personal view on further research discussing the new idea of a synergistic rational design of the magnetic and biocatalytic component to produce novel magnetic nano-architectures.
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Affiliation(s)
- F Papatola
- Dipartimento di Chimica e Chimica Industriale, Università di Genova, Genoa, Italy
| | - S Slimani
- Dipartimento di Chimica e Chimica Industriale, Università di Genova, Genoa, Italy
- CNR, Istituto di Struttura Della Materia, nM2-Lab, Monterotondo Scalo (Roma), Italy
| | - D Peddis
- Dipartimento di Chimica e Chimica Industriale, Università di Genova, Genoa, Italy
- CNR, Istituto di Struttura Della Materia, nM2-Lab, Monterotondo Scalo (Roma), Italy
| | - A Pellis
- Dipartimento di Chimica e Chimica Industriale, Università di Genova, Genoa, Italy
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4
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Scheibel DM, Gitsov IPI, Gitsov I. Enzymes in "Green" Synthetic Chemistry: Laccase and Lipase. Molecules 2024; 29:989. [PMID: 38474502 DOI: 10.3390/molecules29050989] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/30/2023] [Revised: 02/14/2024] [Accepted: 02/22/2024] [Indexed: 03/14/2024] Open
Abstract
Enzymes play an important role in numerous natural processes and are increasingly being utilized as environmentally friendly substitutes and alternatives to many common catalysts. Their essential advantages are high catalytic efficiency, substrate specificity, minimal formation of byproducts, and low energy demand. All of these benefits make enzymes highly desirable targets of academic research and industrial development. This review has the modest aim of briefly overviewing the classification, mechanism of action, basic kinetics and reaction condition effects that are common across all six enzyme classes. Special attention is devoted to immobilization strategies as the main tools to improve the resistance to environmental stress factors (temperature, pH and solvents) and prolong the catalytic lifecycle of these biocatalysts. The advantages and drawbacks of methods such as macromolecular crosslinking, solid scaffold carriers, entrapment, and surface modification (covalent and physical) are discussed and illustrated using numerous examples. Among the hundreds and possibly thousands of known and recently discovered enzymes, hydrolases and oxidoreductases are distinguished by their relative availability, stability, and wide use in synthetic applications, which include pharmaceutics, food and beverage treatments, environmental clean-up, and polymerizations. Two representatives of those groups-laccase (an oxidoreductase) and lipase (a hydrolase)-are discussed at length, including their structure, catalytic mechanism, and diverse usage. Objective representation of the current status and emerging trends are provided in the main conclusions.
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Affiliation(s)
- Dieter M Scheibel
- Department of Chemistry, State University of New York-ESF, Syracuse, NY 13210, USA
| | - Ioan Pavel Ivanov Gitsov
- Science and Technology, Medtronic Incorporated, 710 Medtronic Parkway, Minneapolis, MN 55432, USA
| | - Ivan Gitsov
- Department of Chemistry, State University of New York-ESF, Syracuse, NY 13210, USA
- The Michael M. Szwarc Polymer Research Institute, Syracuse, NY 13210, USA
- Biomedical and Chemical Engineering Department, Syracuse University, Syracuse, NY 13210, USA
- BioInspired Institute, Syracuse, NY 13210, USA
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5
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Tseng HK, Su YY, Lai PJ, Lo SL, Liu HC, Reddy SR, Chen L, Lin CC. Chemoenzymatic Synthesis of GAA-7 Glycan Analogues and Evaluation of Their Neuritogenic Activities. ACS Chem Neurosci 2024; 15:656-670. [PMID: 38206798 DOI: 10.1021/acschemneuro.3c00732] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/13/2024] Open
Abstract
Ganglioside GAA-7 exhibits higher neurite outgrowth than ganglioside GM1a and most echinodermatous gangliosides (EGs) when tested on neuron-like rat adrenal pheochromocytoma (PC12) cells in the presence of nerve growth factor (NGF). The unique structure of GAA-7 glycan, containing an uncommon sialic acid (8-O-methyl-N-glycolylneuraminic acid) and sialic acid-α-2,3-GalNAc linkage, makes it challenging to synthesize. We recently developed a streamlined method to chemoenzymatically synthesize GAA-7 glycan and employed this modular strategy to efficiently prepare a library of GAA-7 glycan analogues incorporating N-modified or 8-methoxyl sialic acids. Most of these synthetic glycans exhibited moderate efficacy in promoting neuronal differentiation of PC12 cells. Among them, the analogue containing common sialic acid shows greater potential than the GAA-7 glycan itself. This result reveals that methoxy modification is not essential for neurite outgrowth. Consequently, the readily available analogue presents a promising model for further biological investigations.
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Affiliation(s)
- Hsin-Kai Tseng
- Department of Chemistry, National Tsing Hua University, 101 Section 2, Kuang Fu Road, Hsinchu 30013, Taiwan
| | - Yung-Yu Su
- Department of Chemistry, National Tsing Hua University, 101 Section 2, Kuang Fu Road, Hsinchu 30013, Taiwan
| | - Po-Jen Lai
- Institute of Molecular Medicine, National Tsing Hua University, 101 Section 2, Kuang Fu Road, Hsinchu 30013, Taiwan
| | - Shao-Lun Lo
- Institute of Molecular Medicine, National Tsing Hua University, 101 Section 2, Kuang Fu Road, Hsinchu 30013, Taiwan
| | - Hsien-Chein Liu
- Department of Chemistry, National Tsing Hua University, 101 Section 2, Kuang Fu Road, Hsinchu 30013, Taiwan
| | | | - Linyi Chen
- Institute of Molecular Medicine, National Tsing Hua University, 101 Section 2, Kuang Fu Road, Hsinchu 30013, Taiwan
| | - Chun-Cheng Lin
- Department of Chemistry, National Tsing Hua University, 101 Section 2, Kuang Fu Road, Hsinchu 30013, Taiwan
- Department of Medicinal and Applied Chemistry, Kaohsiung Medical University, 100, Shih-Chuan First Road, Kaohsiung 80708, Taiwan
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6
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Kumar V, Kaushik NK, Tiwari SK, Singh D, Singh B. Green synthesis of iron nanoparticles: Sources and multifarious biotechnological applications. Int J Biol Macromol 2023; 253:127017. [PMID: 37742902 DOI: 10.1016/j.ijbiomac.2023.127017] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/19/2023] [Revised: 09/18/2023] [Accepted: 09/20/2023] [Indexed: 09/26/2023]
Abstract
Green synthesis of iron nanoparticles is a highly fascinating research area and has gained importance due to reliable, sustainable and ecofriendly protocol for synthesizing nanoparticles, along with the easy availability of plant materials and their pharmacological significance. As an alternate to physical and chemical synthesis, the biological materials, like microorganisms and plants are considered to be less costly and environment-friendly. Iron nanoparticles with diverse morphology and size have been synthesized using biological extracts. Microbial (bacteria, fungi, algae etc.) and plant extracts have been employed in green synthesis of iron nanoparticles due to the presence of various metabolites and biomolecules. Physical and biochemical properties of biologically synthesized iron nanoparticles are superior to that are synthesized using physical and chemical agents. Iron nanoparticles have magnetic property with thermal and electrical conductivity. Iron nanoparticles below a certain size (generally 10-20 nm), can exhibit a unique form of magnetism called superparamagnetism. They are non-toxic and highly dispersible with targeted delivery, which are suitable for efficient drug delivery to the target. Green synthesized iron nanoparticles have been explored for multifarious biotechnological applications. These iron nanoparticles exhibited antimicrobial and anticancerous properties. Iron nanoparticles adversely affect the cell viability, division and metabolic activity. Iron nanoparticles have been used in the purification and immobilization of various enzymes/proteins. Iron nanoparticles have shown potential in bioremediation of various organic and inorganic pollutants. This review describes various biological sources used in the green synthesis of iron nanoparticles and their potential applications in biotechnology, diagnostics and mitigation of environmental pollutants.
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Affiliation(s)
- Vinod Kumar
- Department of Biotechnology, Central University of Haryana, Jant-Pali, Mahendergarh 123031, Haryana, India
| | - Naveen Kumar Kaushik
- Amity Institute of Virology and Immunology, Amity University Uttar Pradesh, Sector 125, Noida, Uttar Pradesh 201313, India
| | - S K Tiwari
- Department of Genetics, Maharshi Dayanand University, Rohtak 124001, Haryana, India
| | - Davender Singh
- Department of Physics, RPS Degree College, Balana, Satnali Road, Mahendragarh 123029, Haryana, India
| | - Bijender Singh
- Department of Biotechnology, Central University of Haryana, Jant-Pali, Mahendergarh 123031, Haryana, India; Laboratory of Bioprocess Technology, Department of Microbiology, Maharshi Dayanand University, Rohtak 124001, Haryana, India.
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7
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El-Aziz SMA, Faraag AHI, Ibrahim AM, Albrakati A, Bakkar MR. Tyrosinase enzyme purification and immobilization from Pseudomonas sp. EG22 using cellulose coated magnetic nanoparticles: characterization and application in melanin production. World J Microbiol Biotechnol 2023; 40:10. [PMID: 37947912 PMCID: PMC10638195 DOI: 10.1007/s11274-023-03796-w] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/23/2023] [Accepted: 10/06/2023] [Indexed: 11/12/2023]
Abstract
Melanin is a brown-black pigment with significant roles in various biological processes. The tyrosinase enzyme catalyzes the conversion of tyrosine to melanin and has promising uses in the pharmaceutical and biotechnology sectors. This research aims to purify and immobilize the tyrosinase enzyme from Pseudomonas sp. EG22 using cellulose-coated magnetic nanoparticles. Various techniques were utilized to examine the synthesized nanoparticles, which exhibited a spherical shape with an average diameter of 12 nm and a negative surface potential of - 55.7 mV with a polydispersity index (PDI) of 0.260. Comparing the immobilized magnetic tyrosinase enzyme with the free enzyme, the study's findings showed that the immobilized tyrosinase enzyme had optimal activity at a pH of 6 and a temperature of 35 °C, and its activity increased as the concentration of tyrosine increased. The study investigated the antibacterial and anticancer bioactivity of the enzyme's melanin product and found that it exhibited potential antibacterial activity against a multi-drug resistant strain including S. aureus and E. coli. The produced melanin also demonstrated the potential to decrease cell survival and induce apoptosis in initiation cells.
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Affiliation(s)
| | - Ahmed Hassan Ibrahim Faraag
- Botany and Microbiology Department, Faculty of Science, Helwan University, Cairo, Egypt.
- School of Biotechnology, Badr University in Cairo, Badr City, Cairo, 11829, Egypt.
| | | | - Ashraf Albrakati
- Department of Human Anatomy, College of Medicine, Taif University, Taif, Saudi Arabia
| | - Marwa Reda Bakkar
- Botany and Microbiology Department, Faculty of Science, Helwan University, Cairo, Egypt
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8
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Kyomuhimbo HD, Feleni U, Haneklaus NH, Brink H. Recent Advances in Applications of Oxidases and Peroxidases Polymer-Based Enzyme Biocatalysts in Sensing and Wastewater Treatment: A Review. Polymers (Basel) 2023; 15:3492. [PMID: 37631549 PMCID: PMC10460086 DOI: 10.3390/polym15163492] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/29/2023] [Revised: 08/10/2023] [Accepted: 08/17/2023] [Indexed: 08/27/2023] Open
Abstract
Oxidase and peroxidase enzymes have attracted attention in various biotechnological industries due to their ease of synthesis, wide range of applications, and operation under mild conditions. Their applicability, however, is limited by their poor stability in harsher conditions and their non-reusability. As a result, several approaches such as enzyme engineering, medium engineering, and enzyme immobilization have been used to improve the enzyme properties. Several materials have been used as supports for these enzymes to increase their stability and reusability. This review focusses on the immobilization of oxidase and peroxidase enzymes on metal and metal oxide nanoparticle-polymer composite supports and the different methods used to achieve the immobilization. The application of the enzyme-metal/metal oxide-polymer biocatalysts in biosensing of hydrogen peroxide, glucose, pesticides, and herbicides as well as blood components such as cholesterol, urea, dopamine, and xanthine have been extensively reviewed. The application of the biocatalysts in wastewater treatment through degradation of dyes, pesticides, and other organic compounds has also been discussed.
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Affiliation(s)
- Hilda Dinah Kyomuhimbo
- Department of Chemical Engineering, University of Pretoria, Pretoria 0028, South Africa;
| | - Usisipho Feleni
- Institute for Nanotechnology and Water Sustainability (iNanoWS), College of Science, Engineering and Technology, University of South Africa, Florida Campus, Roodepoort, Johannesburg 1710, South Africa;
| | - Nils H. Haneklaus
- Transdisciplinarity Laboratory Sustainable Mineral Resources, University for Continuing Education Krems, 3500 Krems, Austria;
| | - Hendrik Brink
- Department of Chemical Engineering, University of Pretoria, Pretoria 0028, South Africa;
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9
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El-aziz SMA, Faraag AHI, Ibrahim AM, Albrakati A, Bakkar MR. Tyrosinase Enzyme Purification and Immobilization from Pseudomonas sp. EG22 Using Cellulose Coated Magnetic Nanoparticles: Characterization of Bioactivity in Melanin Product.. [DOI: 10.21203/rs.3.rs-3100351/v1] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 09/02/2023]
Abstract
Abstract
Melanin is a brown-black pigment produced by a variety of organisms and has significant roles in various biological processes such as insect cuticle sclerotization, wound healing, and fruit ripening. The tyrosinase enzyme catalyzes the conversion of tyrosine to melanin. Research on this enzyme and its derivatives has revealed promising uses in the pharmaceutical and biotechnology sectors. The aim of this research is to purify and immobilize the tyrosinase enzyme from Pseudomonas sp. EG22 using cellulose-coated magnetic nanoparticles. Various techniques, such as UV-visible spectroscopy, transmission electron microscopy (TEM), Zeta Sizer Nano ZS, and FTIR, were utilized to examine the synthesized nanoparticles. According to the findings, the nanoparticles exhibited a spherical shape with an average diameter of 12 nm. Furthermore, they possessed a negative surface charge, as evidenced by a polydispersity index (PDI) of 0.260 and a surface potential of -55.7 mV. The antibacterial and anticancer bioactivity of the enzyme's melanin product is also investigated. Results of the study indicated optimum tyrosinase activity at pH 6 and 35°C and increased with increasing tyrosine concentration. The results indicate that by immobilizing the tyrosinase enzyme on cellulose coated magnetic nanoparticles, its stability can be improved, enabling longer usage. Moreover, this method could prove beneficial in increasing the production of melanin. Produced melanin showed potential antibacterial activity against multi-drug resistant strain of Citrobacter freundii. The potential of melanin pigment to decrease cell survival and induce apoptosis in initiation cells was demonstrated. When treated with the IC50 concentration, HepG2 cells showed reduced resistance to melanin pigment.
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Affiliation(s)
| | | | | | - Ashraf Albrakati
- Department of Human Anatomy, College of Medicine, Taif University, Taif
| | - Marwa Reda Bakkar
- Botany and Microbiology Department, Faculty of Science, Helwan University, Cairo
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10
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Zhu L, Chang Y, Li Y, Qiao M, Liu L. Biosensors Based on the Binding Events of Nitrilotriacetic Acid-Metal Complexes. BIOSENSORS 2023; 13:bios13050507. [PMID: 37232868 DOI: 10.3390/bios13050507] [Citation(s) in RCA: 8] [Impact Index Per Article: 8.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/25/2023] [Revised: 04/21/2023] [Accepted: 04/24/2023] [Indexed: 05/27/2023]
Abstract
Molecular immobilization and recognition are two key events for the development of biosensors. The general ways for the immobilization and recognition of biomolecules include covalent coupling reactions and non-covalent interactions of antigen-antibody, aptamer-target, glycan-lectin, avidin-biotin and boronic acid-diol. Tetradentate nitrilotriacetic acid (NTA) is one of the most common commercial ligands for chelating metal ions. The NTA-metal complexes show high and specific affinity toward hexahistidine tags. Such metal complexes have been widely utilized in protein separation and immobilization for diagnostic applications since most of commercialized proteins have been integrated with hexahistidine tags by synthetic or recombinant techniques. This review focused on the development of biosensors with NTA-metal complexes as the binding units, mainly including surface plasmon resonance, electrochemistry, fluorescence, colorimetry, surface-enhanced Raman scattering spectroscopy, chemiluminescence and so on.
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Affiliation(s)
- Lin Zhu
- College of Chemistry and Chemical Engineering, Anyang Normal University, Anyang 455000, China
| | - Yong Chang
- College of Chemistry and Chemical Engineering, Anyang Normal University, Anyang 455000, China
| | - Yingying Li
- College of Chemistry and Chemical Engineering, Anyang Normal University, Anyang 455000, China
| | - Mingyi Qiao
- College of Chemistry and Chemical Engineering, Anyang Normal University, Anyang 455000, China
| | - Lin Liu
- College of Chemistry and Chemical Engineering, Anyang Normal University, Anyang 455000, China
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11
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Liu X, Li X, Bai Y, Zhou X, Chen L, Qiu C, Lu C, Jin Z, Long J, Xie Z. Enhanced Stability of β-Agarase Immobilized on Streptavidin-Coated Fe 3O 4 Nanoparticles: Effect of Biotin Linker Length. Ind Eng Chem Res 2022. [DOI: 10.1021/acs.iecr.2c03071] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Affiliation(s)
- Xuewu Liu
- The State Key Laboratory of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi214122, China
- School of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi214122, China
- Collaborative Innovation Center of Food Safety and Quality Control in Jiangsu Province, Jiangnan University, Wuxi214122, China
| | - Xingfei Li
- The State Key Laboratory of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi214122, China
- School of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi214122, China
- Collaborative Innovation Center of Food Safety and Quality Control in Jiangsu Province, Jiangnan University, Wuxi214122, China
| | - Yuxiang Bai
- The State Key Laboratory of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi214122, China
- School of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi214122, China
| | - Xing Zhou
- The State Key Laboratory of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi214122, China
- School of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi214122, China
| | - Long Chen
- The State Key Laboratory of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi214122, China
- School of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi214122, China
| | - Chao Qiu
- The State Key Laboratory of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi214122, China
- School of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi214122, China
| | - Cheng Lu
- The State Key Laboratory of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi214122, China
- School of Bioengineering, Jiangnan University, 1800 Lihu Road, Wuxi214122, China
| | - Zhengyu Jin
- The State Key Laboratory of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi214122, China
- School of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi214122, China
- Collaborative Innovation Center of Food Safety and Quality Control in Jiangsu Province, Jiangnan University, Wuxi214122, China
| | - Jie Long
- The State Key Laboratory of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi214122, China
- School of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi214122, China
- Collaborative Innovation Center of Food Safety and Quality Control in Jiangsu Province, Jiangnan University, Wuxi214122, China
| | - Zhengjun Xie
- The State Key Laboratory of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi214122, China
- School of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi214122, China
- Collaborative Innovation Center of Food Safety and Quality Control in Jiangsu Province, Jiangnan University, Wuxi214122, China
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12
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Site-Specific Covalent Immobilization of Methylobacterium extorquens Non-Blue Laccse Melac13220 on Fe3O4 Nanoparticles by Aldehyde Tag. Catalysts 2022. [DOI: 10.3390/catal12111379] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022] Open
Abstract
In the present study, the non-blue laccase Melac13220 from Methylobacterium extorquens was immobilized using three methods to overcome problems related to the stability and reusability of the free enzyme: entrapment of the enzyme with sodium alginate, crosslinking of the enzyme with glutaraldehyde and chitosan-, and site-specific covalent immobilization of the enzyme on Fe3O4 nanoparticles by an aldehyde tag. The site-specific covalent immobilization method showed the highest immobilization efficiency and vitality recovery. The optimum temperature of Melac13220 was increased from 65 °C to 80 °C. Immobilized Melac13220 showed significant tolerance to some organic solvents and maintained approximately 80% activity after 10 cycles of use. Differential scanning calorimetry (DSC) indicated that the melting temperature of the enzyme was increased (from 57 °C to 79 °C). Immobilization of Melac13220 also led to improvement in dye decolorization such that Congo Red was completely decolorized within 10 h. The immobilized enzyme can be easily prepared without purification, demonstrating the advantages of using the aldehyde tag strategy and providing a reference for the practical application of different immobilized laccase methods in the industrial field.
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13
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Wang Z, Fan C, Zheng X, Jin Z, Bei K, Zhao M, Kong H. Roles of Surfactants in Oriented Immobilization of Cellulase on Nanocarriers and Multiphase Hydrolysis System. Front Chem 2022; 10:884398. [PMID: 35402378 PMCID: PMC8983819 DOI: 10.3389/fchem.2022.884398] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/26/2022] [Accepted: 03/09/2022] [Indexed: 11/16/2022] Open
Abstract
Surfactants, especially non-ionic surfactants, play an important role in the preparation of nanocarriers and can also promote the enzymatic hydrolysis of lignocellulose. A broad overview of the current status of surfactants on the immobilization of cellulase is provided in this review. In addition, the restricting factors in cellulase immobilization in the complex multiphase hydrolysis system are discussed, including the carrier structure characteristics, solid-solid contact obstacles, external diffusion resistance, limited recycling frequency, and nonproductive combination of enzyme active centers. Furthermore, promising prospects of cellulase-oriented immobilization are proposed, including the hydrophilic-hydrophobic interaction of surfactants and cellulase in the oil-water reaction system, the reversed micelle system of surfactants, and the possible oriented immobilization mechanism.
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Affiliation(s)
- Zhiquan Wang
- School of Life and Environmental Science, Wenzhou University, Wenzhou, China
- State and Local Joint Engineering Research Center for Ecological Treatment Technology of Urban Water Pollution, Wenzhou, China
- Zhejiang Provincial Key Lab for Water Environment and Marine Biological Resources Protection, Wenzhou, China
| | - Chunzhen Fan
- School of Life and Environmental Science, Wenzhou University, Wenzhou, China
- State and Local Joint Engineering Research Center for Ecological Treatment Technology of Urban Water Pollution, Wenzhou, China
- Zhejiang Provincial Key Lab for Water Environment and Marine Biological Resources Protection, Wenzhou, China
| | - Xiangyong Zheng
- School of Life and Environmental Science, Wenzhou University, Wenzhou, China
- State and Local Joint Engineering Research Center for Ecological Treatment Technology of Urban Water Pollution, Wenzhou, China
- Zhejiang Provincial Key Lab for Water Environment and Marine Biological Resources Protection, Wenzhou, China
| | - Zhan Jin
- School of Life and Environmental Science, Wenzhou University, Wenzhou, China
- State and Local Joint Engineering Research Center for Ecological Treatment Technology of Urban Water Pollution, Wenzhou, China
- Zhejiang Provincial Key Lab for Water Environment and Marine Biological Resources Protection, Wenzhou, China
| | - Ke Bei
- School of Life and Environmental Science, Wenzhou University, Wenzhou, China
- State and Local Joint Engineering Research Center for Ecological Treatment Technology of Urban Water Pollution, Wenzhou, China
- Zhejiang Provincial Key Lab for Water Environment and Marine Biological Resources Protection, Wenzhou, China
| | - Min Zhao
- School of Life and Environmental Science, Wenzhou University, Wenzhou, China
- State and Local Joint Engineering Research Center for Ecological Treatment Technology of Urban Water Pollution, Wenzhou, China
- Zhejiang Provincial Key Lab for Water Environment and Marine Biological Resources Protection, Wenzhou, China
| | - Hainan Kong
- School of Environmental Science and Engineering, Shanghai Jiao Tong University, Shanghai, China
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14
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Schelch S, Koszagova R, Kuballa J, Nidetzky B. Immobilization of CMP‐sialic acid synthetase and α2,3‐sialyltransferase for cascade synthesis of 3'‐sialyl β‐D‐galactoside with enzyme reuse. ChemCatChem 2022. [DOI: 10.1002/cctc.202101860] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
Affiliation(s)
- Sabine Schelch
- TU Graz: Technische Universitat Graz Institut für Biotechnologie und Bioprozesstechnik AUSTRIA
| | - Romana Koszagova
- Technische Universität Graz: Technische Universitat Graz Institut für Biotechnologie und Bioprozesstechnik AUSTRIA
| | | | - Bernd Nidetzky
- Biotechnology and Biochemical Engineering Graz University of Technology Petersgasse 12 8010 Graz AUSTRIA
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15
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Small tools for sweet challenges: advances in microfluidic technologies for glycan synthesis. Anal Bioanal Chem 2022; 414:5139-5163. [PMID: 35199190 DOI: 10.1007/s00216-022-03948-1] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/12/2021] [Revised: 01/26/2022] [Accepted: 01/31/2022] [Indexed: 11/01/2022]
Abstract
Glycans, including oligosaccharides and glycoconjugates, play an integral role in modulating the biological functions of macromolecules. Many physiological and pathological processes are mediated by interactions between glycans, which has led to the use of glycans as biosensors for pathogen and biomarker detection. Elucidating the relationship between glycan structure and biological function is critical for advancing our understanding of the impact glycans have on human health and disease and for expanding the repertoire of glycans available for bioanalysis, especially for diagnostics. Such efforts have been limited by the difficulty in obtaining sufficient quantities of homogenous glycan samples needed to resolve the exact relationships between glycan structure and their structural or modulatory functions on a given glycoconjugate. Synthetic strategies offer a viable route for overcoming these technical hurdles. In recent years, microfluidics have emerged as powerful tools for realizing high-throughput and reproducible syntheses of homogenous glycans for the potential use in functional studies. This critical review provides readers with an overview of the microfluidic technologies that have been developed for chemical and enzymatic glycan synthesis. The advantages and limitations associated with using microreactor platforms to improve the scalability, productivity, and selectivity of glycosylation reactions will be discussed, as well as suggested future work that can address certain pitfalls.
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16
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Jin X, Ye Q, Wang CW, Wu Y, Ma K, Yu S, Wei N, Gao H. Magnetic Nanoplatforms for Covalent Protein Immobilization Based on Spy Chemistry. ACS APPLIED MATERIALS & INTERFACES 2021; 13:44147-44156. [PMID: 34515459 DOI: 10.1021/acsami.1c14670] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/13/2023]
Abstract
Immobilization of proteins on magnetic nanoparticles (MNPs) is an effective approach to improve protein stability and facilitate separation of immobilized proteins for repeated use. Herein, we exploited the efficient SpyTag-SpyCatcher chemistry for conjugation of functional proteins onto MNPs and established a robust magnetic-responsive nanoparticle platform for protein immobilization. To maximize the loading capacity and achieve outstanding water dispersity, the SpyTag peptide was incorporated into the surface-charged polymers of MNPs, which provided abundant active sites for Spy chemistry while maintaining excellent colloidal stability in buffer solution. Conjugation between enhanced green fluorescence protein (EGFP)-SpyCatcher-fused proteins and SpyTag-functionalized MNPs was efficient at ambient conditions without adding enzymes or chemical cross-linkers. Benefiting from the excellent water dispersity and interface compatibility, the surface Spy reaction has fast kinetics, which is comparable to that of the solution Spy reaction. No activity loss was observed on EGFP after conjugation due to the site-selective nature of Spy chemistry. The immobilization process of EGFP on MNPs was highly specific and robust, which was not affected by the presence of other proteins and detergents, such as bovine serum albumin and Tween 20. The MNP platform was demonstrated to be protective to the conjugated EGFP and significantly improved the shelf life of immobilized proteins. In addition, experiments confirmed the retained magnetophoresis of the MNP after protein loading, demonstrating fast MNP recovery under an external magnetic field. This MNP is expected to provide a versatile and modular platform to achieve effective and specific immobilization of other functional proteins, enabling easy reuse and storage.
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Affiliation(s)
- Xiuyu Jin
- Department of Chemistry and Biochemistry, University of Notre Dame, Notre Dame, Indiana 46556, United States
| | - Quanhui Ye
- Department of Civil and Environmental Engineering and Earth Sciences, University of Notre Dame, Notre Dame, Indiana 46556, United States
| | - Chien-Wei Wang
- Department of Civil and Environmental Engineering and Earth Sciences, University of Notre Dame, Notre Dame, Indiana 46556, United States
| | - Ying Wu
- Department of Civil and Environmental Engineering and Earth Sciences, University of Notre Dame, Notre Dame, Indiana 46556, United States
| | - Kangling Ma
- Department of Chemistry and Biochemistry, University of Notre Dame, Notre Dame, Indiana 46556, United States
| | - Sihan Yu
- Department of Chemical and Biomolecular Engineering, University of Notre Dame, Notre Dame, Indiana 46556, United States
| | - Na Wei
- Department of Civil and Environmental Engineering and Earth Sciences, University of Notre Dame, Notre Dame, Indiana 46556, United States
| | - Haifeng Gao
- Department of Chemistry and Biochemistry, University of Notre Dame, Notre Dame, Indiana 46556, United States
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17
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Karimi Alavijeh M, Meyer AS, Gras SL, Kentish SE. Synthesis of N-Acetyllactosamine and N-Acetyllactosamine-Based Bioactives. JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY 2021; 69:7501-7525. [PMID: 34152750 DOI: 10.1021/acs.jafc.1c00384] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/13/2023]
Abstract
N-Acetyllactosamine (LacNAc) or more specifically β-d-galactopyranosyl-1,4-N-acetyl-d-glucosamine is a unique acyl-amino sugar and a key structural unit in human milk oligosaccharides, an antigen component of many glycoproteins, and an antiviral active component for the development of effective drugs against viruses. LacNAc is useful itself and as a basic building block for producing various bioactive oligosaccharides, notably because this synthesis may be used to add value to dairy lactose. Despite a significant amount of information in the literature on the benefits, structures, and types of different LacNAc-derived oligosaccharides, knowledge about their effective synthesis for large-scale production is still in its infancy. This work provides a comprehensive analysis of existing production strategies for LacNAc and important LacNAc-based structures, including sialylated LacNAc as well as poly- and oligo-LacNAc. We conclude that direct extraction from milk is too complex, while chemical synthesis is also impractical at an industrial scale. Microbial routes have application when multiple step reactions are needed, but the major route to large-scale biochemical production will likely lie with enzymatic routes, particularly those using β-galactosidases (for LacNAc synthesis), sialidases (for sialylated LacNAc synthesis), and β-N-acetylhexosaminidases (for oligo-LacNAc synthesis). Glycosyltransferases, especially for the biosynthesis of extended complex LacNAc structures, could also play a major role in the future. In these cases, immobilization of the enzyme can increase stability and reduce cost. Processing parameters, such as substrate concentration and purity, acceptor/donor ratio, water activity, and temperature, can affect product selectivity and yield. More work is needed to optimize these reaction parameters and in the development of robust, thermally stable enzymes to facilitate commercial production of these important bioactive substances.
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Affiliation(s)
- M Karimi Alavijeh
- Department of Chemical Engineering, The University of Melbourne, Parkville, Victoria 3010, Australia
- Bio21 Molecular Science and Biotechnology Institute, The University of Melbourne, Parkville, Victoria 3010, Australia
| | - A S Meyer
- Protein Chemistry and Enzyme Technology Division, Department of Biotechnology and Biomedicine, Technical University of Denmark (DTU), DK-2800 Kongens Lyngby, Denmark
| | - S L Gras
- Department of Chemical Engineering, The University of Melbourne, Parkville, Victoria 3010, Australia
- Bio21 Molecular Science and Biotechnology Institute, The University of Melbourne, Parkville, Victoria 3010, Australia
| | - S E Kentish
- Department of Chemical Engineering, The University of Melbourne, Parkville, Victoria 3010, Australia
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18
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de Andrade BC, Gennari A, Renard G, Nervis BDR, Benvenutti EV, Costa TMH, Nicolodi S, da Silveira NP, Chies JM, Volpato G, Volken de Souza CF. Synthesis of magnetic nanoparticles functionalized with histidine and nickel to immobilize His-tagged enzymes using β-galactosidase as a model. Int J Biol Macromol 2021; 184:159-169. [PMID: 34126150 DOI: 10.1016/j.ijbiomac.2021.06.060] [Citation(s) in RCA: 7] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/02/2021] [Revised: 05/31/2021] [Accepted: 06/09/2021] [Indexed: 11/26/2022]
Abstract
The aim of this study was to synthesize iron magnetic nanoparticles functionalized with histidine and nickel (Fe3O4-His-Ni) to be used as support materials for oriented immobilization of His-tagged recombinant enzymes of high molecular weight, using β-galactosidase as a model. The texture, morphology, magnetism, thermal stability, pH and temperature reaction conditions, and the kinetic parameters of the biocatalyst obtained were assessed. In addition, the operational stability of the biocatalyst in the lactose hydrolysis of cheese whey and skim milk by batch processes was also assessed. The load of 600 Uenzyme/gsupport showed the highest recovered activity value (~50%). After the immobilization process, the recombinant β-galactosidase (HisGal) showed increased substrate affinity and greater thermal stability (~50×) compared to the free enzyme. The immobilized β-galactosidase was employed in batch processes for lactose hydrolysis of skim milk and cheese whey, resulting in hydrolysis rates higher than 50% after 15 cycles of reuse. The support used was obtained in the present study without modifying chemical agents. The support easily recovered from the reaction medium due to its magnetic characteristics. The iron nanoparticles functionalized with histidine and nickel were efficient in the oriented immobilization of the recombinant β-galactosidase, showing its potential application in other high-molecular-weight enzymes.
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Affiliation(s)
- Bruna Coelho de Andrade
- Food Biotechnology Laboratory, Biotechnology Graduate Program, University of Vale do Taquari - Univates, Lajeado, RS, Brazil
| | - Adriano Gennari
- Food Biotechnology Laboratory, Biotechnology Graduate Program, University of Vale do Taquari - Univates, Lajeado, RS, Brazil
| | - Gaby Renard
- National Institute of Science and Technology in Tuberculosis, Research Center for Molecular and Functional Biology, Pontifical Catholic University of Rio Grande do Sul, Porto Alegre, RS, Brazil
| | | | | | | | - Sabrina Nicolodi
- Institute of Physics, Federal University of Rio Grande do Sul, Porto Alegre, Brazil
| | | | | | - Giandra Volpato
- Biotechnology course, Federal Institute of Education, Science, and Technology of Rio Grande do Sul - IFRS, Porto Alegre Campus, Porto Alegre, RS, Brazil
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19
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Huang YT, Su YC, Wu HR, Huang HH, Lin EC, Tsai TW, Tseng HW, Fang JL, Yu CC. Sulfo-Fluorous Tagging Strategy for Site-Selective Enzymatic Glycosylation of para-Human Milk Oligosaccharides. ACS Catal 2021. [DOI: 10.1021/acscatal.0c04934] [Citation(s) in RCA: 9] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Affiliation(s)
- Yu-Ting Huang
- Department of Chemistry and Biochemistry, National Chung Cheng University, 168 University Road, Min-Hsiung, Chiayi 62102, Taiwan
| | - Yi-Chia Su
- Department of Chemistry and Biochemistry, National Chung Cheng University, 168 University Road, Min-Hsiung, Chiayi 62102, Taiwan
| | - Hsin-Ru Wu
- Instrumentation Center at National Tsing Hua University, 101, Section 2, Kuang-Fu Road, Hsinchu 30013, Taiwan
| | - Hsin-Hui Huang
- Department of Chemistry and Biochemistry, National Chung Cheng University, 168 University Road, Min-Hsiung, Chiayi 62102, Taiwan
| | - Eugene C. Lin
- Department of Chemistry and Biochemistry, National Chung Cheng University, 168 University Road, Min-Hsiung, Chiayi 62102, Taiwan
| | - Teng-Wei Tsai
- Department of Chemistry and Biochemistry, National Chung Cheng University, 168 University Road, Min-Hsiung, Chiayi 62102, Taiwan
| | - Hsien-Wei Tseng
- Department of Chemistry and Biochemistry, National Chung Cheng University, 168 University Road, Min-Hsiung, Chiayi 62102, Taiwan
| | - Jia-Lin Fang
- Department of Chemistry and Biochemistry, National Chung Cheng University, 168 University Road, Min-Hsiung, Chiayi 62102, Taiwan
| | - Ching-Ching Yu
- Department of Chemistry and Biochemistry, National Chung Cheng University, 168 University Road, Min-Hsiung, Chiayi 62102, Taiwan
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20
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Long J, Li X, Liu X, Jin Z, Xie Z, Xu X, Lu C. Preparation of Streptavidin-Coated Magnetic Nanoparticles for Specific Immobilization of Enzymes with High Activity and Enhanced Stability. Ind Eng Chem Res 2021. [DOI: 10.1021/acs.iecr.0c03281] [Citation(s) in RCA: 7] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Affiliation(s)
- Jie Long
- The State Key Laboratory of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi 214122, China
- School of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi 214122, China
- Collaborative Innovation Center of Food Safety and Quality Control in Jiangsu Province, Jiangnan University, Wuxi 214122, China
| | - Xingfei Li
- The State Key Laboratory of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi 214122, China
- School of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi 214122, China
- Collaborative Innovation Center of Food Safety and Quality Control in Jiangsu Province, Jiangnan University, Wuxi 214122, China
| | - Xiaoxiao Liu
- The State Key Laboratory of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi 214122, China
- School of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi 214122, China
| | - Zhengyu Jin
- The State Key Laboratory of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi 214122, China
- School of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi 214122, China
- Collaborative Innovation Center of Food Safety and Quality Control in Jiangsu Province, Jiangnan University, Wuxi 214122, China
| | - Zhengjun Xie
- The State Key Laboratory of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi 214122, China
- School of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi 214122, China
| | - Xueming Xu
- The State Key Laboratory of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi 214122, China
- School of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi 214122, China
| | - Cheng Lu
- The State Key Laboratory of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi 214122, China
- School of Bioengineering, Jiangnan University, 1800 Lihu Road, Wuxi 214122, China
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21
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Vasilescu C, Todea A, Nan A, Circu M, Turcu R, Benea IC, Peter F. Enzymatic synthesis of short-chain flavor esters from natural sources using tailored magnetic biocatalysts. Food Chem 2019; 296:1-8. [PMID: 31202292 DOI: 10.1016/j.foodchem.2019.05.179] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/02/2019] [Revised: 05/23/2019] [Accepted: 05/25/2019] [Indexed: 11/30/2022]
Abstract
Immobilized lipases are excellent biocatalysts for the enzymatic synthesis of short- and medium-chain fatty esters used as food flavor compounds. Herein a new approach for a magnetic core-shell biocatalyst by immobilization of Candida antarctica B lipase is reported, coating single-core magnetic nanoparticles with an organic shell, preferably poly(benzofurane-co-arylacetic acid), followed by the covalent attachment of the enzyme and embedment of the primary biocatalyst in a silica layer. Although covalent and sol-gel immobilization were efficient on their own, their combination can ensure additional operational stability through multi-point linkages. Moreover, silanes holding glycidoxy groups, which can also form covalent linkages, have been successfully used as precursors for the silica coating layer. The structural, magnetic and morphological characteristics were assessed by TEM, SEM-EDX, X-ray photoelectron spectroscopy and vibrating sample magnetometry. The new biocatalysts demonstrated high catalytic efficiency in the solventless synthesis of isoamyl esters of natural carboxylic acids, also in multiple reaction cycles.
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Affiliation(s)
- Corina Vasilescu
- Politehnica University Timisoara, Faculty of Industrial Chemistry and Environmental Engineering, Biocatalysis Group, C. Telbisz 6, 300001 Timisoara, Romania
| | - Anamaria Todea
- Politehnica University Timisoara, Faculty of Industrial Chemistry and Environmental Engineering, Biocatalysis Group, C. Telbisz 6, 300001 Timisoara, Romania.
| | - Alexandrina Nan
- National Institute for Research and Development of Isotopic and Molecular Technologies, Donat 67-103, 400293 Cluj-Napoca, Romania
| | - Monica Circu
- National Institute for Research and Development of Isotopic and Molecular Technologies, Donat 67-103, 400293 Cluj-Napoca, Romania
| | - Rodica Turcu
- National Institute for Research and Development of Isotopic and Molecular Technologies, Donat 67-103, 400293 Cluj-Napoca, Romania
| | - Ioana-Cristina Benea
- Politehnica University Timisoara, Faculty of Industrial Chemistry and Environmental Engineering, Biocatalysis Group, C. Telbisz 6, 300001 Timisoara, Romania
| | - Francisc Peter
- Politehnica University Timisoara, Faculty of Industrial Chemistry and Environmental Engineering, Biocatalysis Group, C. Telbisz 6, 300001 Timisoara, Romania
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22
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Mestrom L, Przypis M, Kowalczykiewicz D, Pollender A, Kumpf A, Marsden SR, Bento I, Jarzębski AB, Szymańska K, Chruściel A, Tischler D, Schoevaart R, Hanefeld U, Hagedoorn PL. Leloir Glycosyltransferases in Applied Biocatalysis: A Multidisciplinary Approach. Int J Mol Sci 2019; 20:ijms20215263. [PMID: 31652818 PMCID: PMC6861944 DOI: 10.3390/ijms20215263] [Citation(s) in RCA: 59] [Impact Index Per Article: 11.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/02/2019] [Revised: 10/17/2019] [Accepted: 10/18/2019] [Indexed: 01/13/2023] Open
Abstract
Enzymes are nature’s catalyst of choice for the highly selective and efficient coupling of carbohydrates. Enzymatic sugar coupling is a competitive technology for industrial glycosylation reactions, since chemical synthetic routes require extensive use of laborious protection group manipulations and often lack regio- and stereoselectivity. The application of Leloir glycosyltransferases has received considerable attention in recent years and offers excellent control over the reactivity and selectivity of glycosylation reactions with unprotected carbohydrates, paving the way for previously inaccessible synthetic routes. The development of nucleotide recycling cascades has allowed for the efficient production and reuse of nucleotide sugar donors in robust one-pot multi-enzyme glycosylation cascades. In this way, large glycans and glycoconjugates with complex stereochemistry can be constructed. With recent advances, LeLoir glycosyltransferases are close to being applied industrially in multi-enzyme, programmable cascade glycosylations.
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Affiliation(s)
- Luuk Mestrom
- Department of Biotechnology, Delft University of Technology, Section Biocatalysis, Van der Maasweg 9, 2629 HZ Delft, The Netherlands.
| | - Marta Przypis
- Department of Organic Chemistry, Bioorganic Chemistry and Biotechnology, Silesian University of Technology, B. Krzywoustego 4, 44-100 Gliwice, Poland.
- Biotechnology Center, Silesian University of Technology, B. Krzywoustego 8, 44-100 Gliwice, Poland.
| | - Daria Kowalczykiewicz
- Department of Organic Chemistry, Bioorganic Chemistry and Biotechnology, Silesian University of Technology, B. Krzywoustego 4, 44-100 Gliwice, Poland.
- Biotechnology Center, Silesian University of Technology, B. Krzywoustego 8, 44-100 Gliwice, Poland.
| | - André Pollender
- Environmental Microbiology, Institute of Biosciences, TU Bergakademie Freiberg, Leipziger Str. 29, 09599 Freiberg, Germany.
| | - Antje Kumpf
- Environmental Microbiology, Institute of Biosciences, TU Bergakademie Freiberg, Leipziger Str. 29, 09599 Freiberg, Germany.
- Microbial Biotechnology, Faculty of Biology & Biotechnology, Ruhr-Universität Bochum, Universitätsstr. 150, 44780 Bochum, Germany.
| | - Stefan R Marsden
- Department of Biotechnology, Delft University of Technology, Section Biocatalysis, Van der Maasweg 9, 2629 HZ Delft, The Netherlands.
| | - Isabel Bento
- EMBL Hamburg, Notkestraβe 85, 22607 Hamburg, Germany.
| | - Andrzej B Jarzębski
- Institute of Chemical Engineering, Polish Academy of Sciences, Bałtycka 5, 44-100 Gliwice, Poland.
| | - Katarzyna Szymańska
- Department of Chemical and Process Engineering, Silesian University of Technology, Ks. M. Strzody 7, 44-100 Gliwice, Poland.
| | | | - Dirk Tischler
- Environmental Microbiology, Institute of Biosciences, TU Bergakademie Freiberg, Leipziger Str. 29, 09599 Freiberg, Germany.
- Microbial Biotechnology, Faculty of Biology & Biotechnology, Ruhr-Universität Bochum, Universitätsstr. 150, 44780 Bochum, Germany.
| | - Rob Schoevaart
- ChiralVision, J.H. Oortweg 21, 2333 CH Leiden, The Netherlands.
| | - Ulf Hanefeld
- Department of Biotechnology, Delft University of Technology, Section Biocatalysis, Van der Maasweg 9, 2629 HZ Delft, The Netherlands.
| | - Peter-Leon Hagedoorn
- Department of Biotechnology, Delft University of Technology, Section Biocatalysis, Van der Maasweg 9, 2629 HZ Delft, The Netherlands.
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23
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Shemsi AM, Khanday FA, Qurashi A, Khalil A, Guerriero G, Siddiqui KS. Site-directed chemically-modified magnetic enzymes: fabrication, improvements, biotechnological applications and future prospects. Biotechnol Adv 2019; 37:357-381. [DOI: 10.1016/j.biotechadv.2019.02.002] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/19/2018] [Revised: 01/13/2019] [Accepted: 02/08/2019] [Indexed: 02/08/2023]
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24
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Site-specific, covalent immobilization of an engineered enterokinase onto magnetic nanoparticles through transglutaminase-catalyzed bioconjugation. Colloids Surf B Biointerfaces 2019; 177:506-511. [PMID: 30818243 DOI: 10.1016/j.colsurfb.2019.02.018] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/13/2018] [Revised: 02/02/2019] [Accepted: 02/08/2019] [Indexed: 12/27/2022]
Abstract
Enterokinase (EK) is one of the most popular enzymes for the in vitro cleavage of fusion proteins due to its high degree of specificity for the amino-acid sequence (Asp)4-Lys. Enzyme reusability is desirable for reducing operating costs and facilitating the industrial application of EK. In this work, we report the controlled, site-specific and covalent cross-linking of an engineered EKLC on amine-modified magnetic nanoparticles (NH2-MNPs) via microbial transglutaminase-catalyzed bioconjugation for the development of the oriented-immobilized enzyme, namely, EKLC@NH2-MNP biocatalyst. Upon the site-specific immobilization, approximately 90% EKLC enzymatic activity was retained, and the biocatalyst exhibited more than 85% of initial enzymatic activity regardless of storage or reusable stability over a month. The EKLC@NH2-MNP biocatalyst was further applied to remove the His tag-(Asp)4-Lys fusion partner from the His tag-(Asp)4-Lys-(GLP-1)3 substrate fusion protein, result suggested the EKLC@NH2-MNP possessed remarkable reusability, without a significant decrease of enzymatic activity over 10 cycles (P > 0.05). Supported by the unique properties of MNPs, the proposed EKLC@NH2-MNP biocatalyst is expected to promote the economical utilization of enterokinase in fusion protein cleavage.
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25
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Ulu A, Noma SAA, Koytepe S, Ates B. Chloro-Modified Magnetic Fe3O4@MCM-41 Core–Shell Nanoparticles for L-Asparaginase Immobilization with Improved Catalytic Activity, Reusability, and Storage Stability. Appl Biochem Biotechnol 2018; 187:938-956. [DOI: 10.1007/s12010-018-2853-9] [Citation(s) in RCA: 29] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/16/2018] [Accepted: 07/30/2018] [Indexed: 12/17/2022]
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26
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Savas E, Kaya MY, Karaagac O, Onat S, Kockar H, Yavas H, Kockar F. Novel debittering process of green table olives: application of β-glucosidase bound onto superparamagnetic nanoparticles. CYTA - JOURNAL OF FOOD 2018. [DOI: 10.1080/19476337.2018.1469545] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 10/28/2022]
Affiliation(s)
- Elif Savas
- Department of Food Engineering, Engineering Faculty, Balikesir University, Balikesir, Turkey
| | - Mihrap Yaşar Kaya
- Department of Biology, Faculty of Art and Science, Balikesir University, Balikesir, Turkey
| | - Oznur Karaagac
- Department of Physics, Faculty of Art and Science, Balikesir University, Balikesir, Turkey
| | - Serhat Onat
- Department of Molecular Biology and Genetics, Faculty of Art and Science, Balikesir University, Balikesir, Turkey
| | - Hakan Kockar
- Department of Physics, Faculty of Art and Science, Balikesir University, Balikesir, Turkey
| | - Hakan Yavas
- The Republic of Turkey Ministry of Food, Agriculture and Livestock, Central Research Institute of Food and Feed Control, Bursa, Turkey
| | - Feray Kockar
- Department of Molecular Biology and Genetics, Faculty of Art and Science, Balikesir University, Balikesir, Turkey
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27
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Lin Y, Jin W, Wang J, Cai Z, Wu S, Zhang G. A novel method for simultaneous purification and immobilization of a xylanase-lichenase chimera via SpyTag/SpyCatcher spontaneous reaction. Enzyme Microb Technol 2018; 115:29-36. [DOI: 10.1016/j.enzmictec.2018.04.007] [Citation(s) in RCA: 18] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/04/2018] [Revised: 04/09/2018] [Accepted: 04/16/2018] [Indexed: 02/01/2023]
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28
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Yang W, Li T, Shu C, Ji S, Wang L, Wang Y, Li D, Mtalimanja M, Sun L, Ding L. Non-enzymolytic adenosine barcode-mediated dual signal amplification strategy for ultrasensitive protein detection using LC-MS/MS. Mikrochim Acta 2018; 185:293. [PMID: 29748725 DOI: 10.1007/s00604-018-2832-4] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Key Words] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/05/2018] [Accepted: 04/30/2018] [Indexed: 01/03/2023]
Abstract
A method is described for the determination of proteins with LC-MS/MS enabled by a small molecule (adenosine) barcode and based on a double-recognition sandwich structure. The coagulation protein thrombin was chosen as the model analyte. Magnetic nanoparticles were functionalized with aptamer29 (MNP/apt29) and used to capture thrombin from the samples. MNP/apt29 forms a sandwich with functionalized gold nanoparticles modified with (a) aptamer15 acting as thrombin-recognizing element and (b) a large number of adenosine as mass barcodes. The sandwich formed (MNP/apt29-thrombin-apt15/AuNP/adenosine) can ben magnetically separated from the sample. Mass barcodes are subsequently released from the sandwiched structure for further analysis by adding 11-mercaptoundecanoic acid. Adenosine is then detected by LC-MS/MS as it reflects the level of thrombin with impressively amplified signal. Numerous adenosines introduced into the sandwich proportional to the target concentration further amplify the signal. Under optimized conditions, the response is linearly proportional to the thrombin concentration in the range of 0.02 nM to 10 nM, with a detection limit of 9 fM. The application of this method to the determination of thrombin in spiked plasma samples gave recoveries that ranged from 92.3% to 104.7%. Graphical abstract Schematic representation of a method for the determination of thrombin with LC-MS/MS. The method is based on a double-recognition sandwiched structure. With LC-MS/MS, mass barcodes (adenosine) are detected to quantify thrombin, which amplifies the detection signal impressively.
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Affiliation(s)
- Wen Yang
- Department of Pharmaceutical Analysis, China Pharmaceutical University, 24 Tongjiaxiang, Nanjing, 210009, China.,Key Laboratory of Drug Quality Control and Pharmacovigilance, Ministry of Education, China Pharmaceutical University, 24 Tongjiaxiang, Nanjing, 210009, China
| | - Tengfei Li
- Department of Pharmaceutical Analysis, China Pharmaceutical University, 24 Tongjiaxiang, Nanjing, 210009, China.,Key Laboratory of Drug Quality Control and Pharmacovigilance, Ministry of Education, China Pharmaceutical University, 24 Tongjiaxiang, Nanjing, 210009, China
| | - Chang Shu
- Department of Pharmaceutical Analysis, China Pharmaceutical University, 24 Tongjiaxiang, Nanjing, 210009, China.,Key Laboratory of Drug Quality Control and Pharmacovigilance, Ministry of Education, China Pharmaceutical University, 24 Tongjiaxiang, Nanjing, 210009, China
| | - Shunli Ji
- Department of Pharmaceutical Analysis, China Pharmaceutical University, 24 Tongjiaxiang, Nanjing, 210009, China.,Key Laboratory of Drug Quality Control and Pharmacovigilance, Ministry of Education, China Pharmaceutical University, 24 Tongjiaxiang, Nanjing, 210009, China
| | - Lei Wang
- Department of Pharmaceutical Analysis, China Pharmaceutical University, 24 Tongjiaxiang, Nanjing, 210009, China.,Key Laboratory of Drug Quality Control and Pharmacovigilance, Ministry of Education, China Pharmaceutical University, 24 Tongjiaxiang, Nanjing, 210009, China.,College of Pharmacy, Anhui University of Chinese Medicine, Hefei, 230012, China
| | - Yan Wang
- Department of Pharmaceutical Analysis, China Pharmaceutical University, 24 Tongjiaxiang, Nanjing, 210009, China.,Key Laboratory of Drug Quality Control and Pharmacovigilance, Ministry of Education, China Pharmaceutical University, 24 Tongjiaxiang, Nanjing, 210009, China.,College of Pharmacy and Chemistry, Dali University, Wanhua Road, Dali, 671000, China
| | - Duo Li
- Department of Pharmaceutical Analysis, China Pharmaceutical University, 24 Tongjiaxiang, Nanjing, 210009, China.,Key Laboratory of Drug Quality Control and Pharmacovigilance, Ministry of Education, China Pharmaceutical University, 24 Tongjiaxiang, Nanjing, 210009, China
| | - Michael Mtalimanja
- Department of Pharmaceutical Analysis, China Pharmaceutical University, 24 Tongjiaxiang, Nanjing, 210009, China.,Key Laboratory of Drug Quality Control and Pharmacovigilance, Ministry of Education, China Pharmaceutical University, 24 Tongjiaxiang, Nanjing, 210009, China
| | - Luning Sun
- Research Division of Clinical Pharmacology, First Affiliated Hospital with Nanjing Medical University, 300 Guangzhou Road, Nanjing, 210009, China
| | - Li Ding
- Department of Pharmaceutical Analysis, China Pharmaceutical University, 24 Tongjiaxiang, Nanjing, 210009, China. .,Key Laboratory of Drug Quality Control and Pharmacovigilance, Ministry of Education, China Pharmaceutical University, 24 Tongjiaxiang, Nanjing, 210009, China.
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29
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Efremova MV, Veselov MM, Barulin AV, Gribanovsky SL, Le-Deygen IM, Uporov IV, Kudryashova EV, Sokolsky-Papkov M, Majouga AG, Golovin YI, Kabanov AV, Klyachko NL. In Situ Observation of Chymotrypsin Catalytic Activity Change Actuated by Nonheating Low-Frequency Magnetic Field. ACS NANO 2018; 12:3190-3199. [PMID: 29570975 DOI: 10.1021/acsnano.7b06439] [Citation(s) in RCA: 13] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/10/2023]
Abstract
Magnetomechanical modulation of biochemical processes is a promising instrument for bioengineering and nanomedicine. This work demonstrates two approaches to control activity of an enzyme, α-chymotrypsin immobilized on the surface of gold-coated magnetite magnetic nanoparticles (GM-MNPs) using a nonheating low-frequency magnetic field (LF MF). The measurement of the enzyme reaction rate was carried out in situ during exposure to the magnetic field. The first approach involves α-chymotrypsin-GM-MNPs conjugates, in which the enzyme undergoes mechanical deformations with the reorientation of the MNPs under LF MF (16-410 Hz frequency, 88 mT flux density). Such mechanical deformations result in conformational changes in α-chymotrypsin structure, as confirmed by infrared spectroscopy and molecular modeling, and lead to a 63% decrease of enzyme initial activity. The second approach involves an α-chymotrypsin-GM-MNPs/trypsin inhibitor-GM-MNPs complex, in which the activity of the enzyme is partially inhibited. In this case the reorientation of MNPs in the field leads to disruption of the enzyme-inhibitor complex and an almost 2-fold increase of enzyme activity. The results further demonstrate the utility of magnetomechanical actuation at the nanoscale for the remote modulation of biochemical reactions.
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Affiliation(s)
- Maria V Efremova
- Laboratory for Chemical Design of Bionanomaterials, Chemistry Department , M.V. Lomonosov Moscow State University , Moscow 119991 , Russian Federation
- National University of Science and Technology MISIS , Moscow 119049 , Russian Federation
| | - Maxim M Veselov
- Laboratory for Chemical Design of Bionanomaterials, Chemistry Department , M.V. Lomonosov Moscow State University , Moscow 119991 , Russian Federation
| | - Alexander V Barulin
- Laboratory for Chemical Design of Bionanomaterials, Chemistry Department , M.V. Lomonosov Moscow State University , Moscow 119991 , Russian Federation
| | | | - Irina M Le-Deygen
- Laboratory for Chemical Design of Bionanomaterials, Chemistry Department , M.V. Lomonosov Moscow State University , Moscow 119991 , Russian Federation
| | - Igor V Uporov
- Laboratory for Chemical Design of Bionanomaterials, Chemistry Department , M.V. Lomonosov Moscow State University , Moscow 119991 , Russian Federation
| | - Elena V Kudryashova
- Laboratory for Chemical Design of Bionanomaterials, Chemistry Department , M.V. Lomonosov Moscow State University , Moscow 119991 , Russian Federation
| | - Marina Sokolsky-Papkov
- Center for Nanotechnology in Drug Delivery, Eshelman School of Pharmacy , University of North Carolina at Chapel Hill , Chapel Hill , North Carolina 27599 , United States
| | - Alexander G Majouga
- Laboratory for Chemical Design of Bionanomaterials, Chemistry Department , M.V. Lomonosov Moscow State University , Moscow 119991 , Russian Federation
- National University of Science and Technology MISIS , Moscow 119049 , Russian Federation
- D. Mendeleev University of Chemical Technology of Russia , Moscow 125047 , Russian Federation
| | - Yuri I Golovin
- Laboratory for Chemical Design of Bionanomaterials, Chemistry Department , M.V. Lomonosov Moscow State University , Moscow 119991 , Russian Federation
- G.R. Derzhavin Tambov State University , Tambov 392036 , Russian Federation
| | - Alexander V Kabanov
- Laboratory for Chemical Design of Bionanomaterials, Chemistry Department , M.V. Lomonosov Moscow State University , Moscow 119991 , Russian Federation
- Center for Nanotechnology in Drug Delivery, Eshelman School of Pharmacy , University of North Carolina at Chapel Hill , Chapel Hill , North Carolina 27599 , United States
| | - Natalia L Klyachko
- Laboratory for Chemical Design of Bionanomaterials, Chemistry Department , M.V. Lomonosov Moscow State University , Moscow 119991 , Russian Federation
- National University of Science and Technology MISIS , Moscow 119049 , Russian Federation
- Center for Nanotechnology in Drug Delivery, Eshelman School of Pharmacy , University of North Carolina at Chapel Hill , Chapel Hill , North Carolina 27599 , United States
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30
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Lambruschini C, Villa S, Banfi L, Canepa F, Morana F, Relini A, Riani P, Riva R, Silvetti F. Enzymatically promoted release of organic molecules linked to magnetic nanoparticles. BEILSTEIN JOURNAL OF NANOTECHNOLOGY 2018; 9:986-999. [PMID: 29719751 PMCID: PMC5905276 DOI: 10.3762/bjnano.9.92] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 10/26/2017] [Accepted: 02/27/2018] [Indexed: 06/08/2023]
Abstract
Magnetite-based magnetic nanoparticles have been successfully coupled to an organic system constituted of a fluorescent molecule, a tripeptide specifier and a spacer. The system is able to selectively release the fluorescent molecule upon targeted enzymatic hydrolysis promoted by a lysine/arginine specific protease.
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Affiliation(s)
- Chiara Lambruschini
- Department of Chemistry and Industrial Chemistry, Università di Genova, via Dodecaneso, 31 16146 Genova, Italy
| | - Silvia Villa
- Department of Chemistry and Industrial Chemistry, Università di Genova, via Dodecaneso, 31 16146 Genova, Italy
| | - Luca Banfi
- Department of Chemistry and Industrial Chemistry, Università di Genova, via Dodecaneso, 31 16146 Genova, Italy
| | - Fabio Canepa
- Department of Chemistry and Industrial Chemistry, Università di Genova, via Dodecaneso, 31 16146 Genova, Italy
| | - Fabio Morana
- Department of Chemistry and Industrial Chemistry, Università di Genova, via Dodecaneso, 31 16146 Genova, Italy
| | - Annalisa Relini
- Department of Chemistry and Industrial Chemistry, Università di Genova, via Dodecaneso, 31 16146 Genova, Italy
| | - Paola Riani
- Department of Chemistry and Industrial Chemistry, Università di Genova, via Dodecaneso, 31 16146 Genova, Italy
| | - Renata Riva
- Department of Chemistry and Industrial Chemistry, Università di Genova, via Dodecaneso, 31 16146 Genova, Italy
| | - Fulvio Silvetti
- Department of Chemistry and Industrial Chemistry, Università di Genova, via Dodecaneso, 31 16146 Genova, Italy
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31
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Wang X, Guo T, Chen J, Li X, Zhou Y, Pan Z. Covalent and selective immobilization of GST fusion proteins with fluorophosphonate-based probes. Chem Commun (Camb) 2018. [DOI: 10.1039/c7cc08888d] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Fluorophosphonate probes covalently immobilize proteins onto solid support by reacting with tyrosine 111 in the GST tag.
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Affiliation(s)
- Xiafeng Wang
- State Key Laboratory of Chemical Oncogenomics
- Key Laboratory of Chemical Genomics
- School of Chemical Biology and Biotechnology
- Shenzhen Graduate School
- Peking University Xili University Town
| | - Tianlin Guo
- State Key Laboratory of Chemical Oncogenomics
- Key Laboratory of Chemical Genomics
- School of Chemical Biology and Biotechnology
- Shenzhen Graduate School
- Peking University Xili University Town
| | - Jiahui Chen
- State Key Laboratory of Chemical Oncogenomics
- Key Laboratory of Chemical Genomics
- School of Chemical Biology and Biotechnology
- Shenzhen Graduate School
- Peking University Xili University Town
| | - Xiaofeng Li
- State Key Laboratory of Chemical Oncogenomics
- Key Laboratory of Chemical Genomics
- School of Chemical Biology and Biotechnology
- Shenzhen Graduate School
- Peking University Xili University Town
| | - Yiqing Zhou
- State Key Laboratory of Chemical Oncogenomics
- Key Laboratory of Chemical Genomics
- School of Chemical Biology and Biotechnology
- Shenzhen Graduate School
- Peking University Xili University Town
| | - Zhengying Pan
- State Key Laboratory of Chemical Oncogenomics
- Key Laboratory of Chemical Genomics
- School of Chemical Biology and Biotechnology
- Shenzhen Graduate School
- Peking University Xili University Town
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32
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Zdarta J, Wysokowski M, Norman M, Kołodziejczak-Radzimska A, Moszyński D, Maciejewski H, Ehrlich H, Jesionowski T. Candida antarctica Lipase B Immobilized onto Chitin Conjugated with POSS ® Compounds: Useful Tool for Rapeseed Oil Conversion. Int J Mol Sci 2016; 17:E1581. [PMID: 27657054 PMCID: PMC5037846 DOI: 10.3390/ijms17091581] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/28/2016] [Revised: 09/08/2016] [Accepted: 09/09/2016] [Indexed: 01/04/2023] Open
Abstract
A new method is proposed for the production of a novel chitin-polyhedral oligomeric silsesquioxanes (POSS) enzyme support. Analysis by such techniques as X-ray photoelectron spectroscopy (XPS) and Raman spectroscopy confirmed the effective functionalization of the chitin surface. The resulting hybrid carriers were used in the process of immobilization of the lipase type b from Candida antarctica (CALB). Fourier transform infrared spectroscopy (FTIR) confirmed the effective immobilization of the enzyme. The tests of the catalytic activity showed that the resulting support-biocatalyst systems remain hydrolytically active (retention of the hydrolytic activity up to 87% for the chitin + Methacryl POSS® cage mixture (MPOSS) + CALB after 24 h of the immobilization), as well as represents good thermal and operational stability, and retain over 80% of its activity in a wide range of temperatures (30-60 °C) and pH (6-9). Chitin-POSS-lipase systems were used in the transesterification processes of rapeseed oil at various reaction conditions. Produced systems allowed the total conversion of the oil to fatty acid methyl esters (FAME) and glycerol after 24 h of the process at pH 10 and a temperature 40 °C, while the Methacryl POSS® cage mixture (MPOSS) was used as a chitin-modifying agent.
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Affiliation(s)
- Jakub Zdarta
- Institute of Chemical Technology and Engineering, Faculty of Chemical Technology, Poznan University of Technology, Berdychowo 4, Poznan 60965, Poland.
| | - Marcin Wysokowski
- Institute of Chemical Technology and Engineering, Faculty of Chemical Technology, Poznan University of Technology, Berdychowo 4, Poznan 60965, Poland.
| | - Małgorzata Norman
- Institute of Chemical Technology and Engineering, Faculty of Chemical Technology, Poznan University of Technology, Berdychowo 4, Poznan 60965, Poland.
| | - Agnieszka Kołodziejczak-Radzimska
- Institute of Chemical Technology and Engineering, Faculty of Chemical Technology, Poznan University of Technology, Berdychowo 4, Poznan 60965, Poland.
| | - Dariusz Moszyński
- Institute of Chemical and Environment Engineering, Faculty of Chemical Technology and Engineering, West Pomeranian University of Technology, Pulaskiego 10, Szczecin 70322, Poland.
| | - Hieronim Maciejewski
- Faculty of Chemistry, Adam Mickiewicz University in Poznan, Umultowska 89b, Poznan 61614, Poland.
- Poznan Science and Technology Park, Adam Mickiewicz University Foundation, Rubiez 46, Poznan 61612, Poland.
| | - Hermann Ehrlich
- Institute of Experimental Physics, Technische Universität Bergakademie Freiberg, Leipziger Str. 23, Freiberg 09599, Germany.
| | - Teofil Jesionowski
- Institute of Chemical Technology and Engineering, Faculty of Chemical Technology, Poznan University of Technology, Berdychowo 4, Poznan 60965, Poland.
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33
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Moghimi N, Rahsepar F, Leung K. Supported binary hybrid nanomaterials and their applications. Coord Chem Rev 2016. [DOI: 10.1016/j.ccr.2016.04.011] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
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34
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Li M, Yue Y, Zhang ZJ, Wang ZY, Tan TW, Fan LH. Site-Specific and High-Loading Immobilization of Proteins by Using Cohesin-Dockerin and CBM-Cellulose Interactions. Bioconjug Chem 2016; 27:1579-83. [PMID: 27357145 DOI: 10.1021/acs.bioconjchem.6b00282] [Citation(s) in RCA: 18] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
Abstract
Immobilization of enzymes enhances their properties for application in industrial processes as reusable and robust biocatalysts. Here, we developed a new immobilization method by mimicking the natural cellulosome system. A group of cohesin and carbohydrate-binding module (CBM)-containing scaffoldins were genetically engineered, and their length was controlled by cohesin number. To use green fluorescent protein (GFP) as an immobilization model, its C-terminus was fused with a dockerin domain. GFP was able to specifically bind to scaffoldin via cohesin-dockerin interaction, while the scaffoldin could attach to cellulose by CBM-cellulose interaction. Our results showed that this mild and convenient approach was able to achieve site-specific immobilization, and the maximum GFP loading capacity reached ∼0.508 μmol/g cellulose.
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Affiliation(s)
- Mei Li
- Beijing Key Laboratory of Bioprocess. College of Life Science and Technology, Beijing University of Chemical Technology , Beisanhuan East Road #15, Beijing, China 100029
| | - Yi Yue
- Beijing Key Laboratory of Bioprocess. College of Life Science and Technology, Beijing University of Chemical Technology , Beisanhuan East Road #15, Beijing, China 100029
| | - Zi-Jian Zhang
- Beijing Key Laboratory of Bioprocess. College of Life Science and Technology, Beijing University of Chemical Technology , Beisanhuan East Road #15, Beijing, China 100029
| | - Zai-Yu Wang
- Beijing Key Laboratory of Bioprocess. College of Life Science and Technology, Beijing University of Chemical Technology , Beisanhuan East Road #15, Beijing, China 100029
| | - Tian-Wei Tan
- Beijing Key Laboratory of Bioprocess. College of Life Science and Technology, Beijing University of Chemical Technology , Beisanhuan East Road #15, Beijing, China 100029
| | - Li-Hai Fan
- Beijing Key Laboratory of Bioprocess. College of Life Science and Technology, Beijing University of Chemical Technology , Beisanhuan East Road #15, Beijing, China 100029
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35
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A photo-cleavable biotin affinity tag for the facile release of a photo-crosslinked carbohydrate-binding protein. Bioorg Med Chem 2016; 24:1216-24. [DOI: 10.1016/j.bmc.2016.01.050] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/09/2015] [Revised: 01/26/2016] [Accepted: 01/27/2016] [Indexed: 12/28/2022]
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36
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Bencze LC, Bartha-Vári JH, Katona G, Toşa MI, Paizs C, Irimie FD. Nanobioconjugates of Candida antarctica lipase B and single-walled carbon nanotubes in biodiesel production. BIORESOURCE TECHNOLOGY 2016; 200:853-60. [PMID: 26590760 DOI: 10.1016/j.biortech.2015.10.072] [Citation(s) in RCA: 27] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 09/08/2015] [Revised: 10/19/2015] [Accepted: 10/20/2015] [Indexed: 05/23/2023]
Abstract
Carboxylated single-walled carbon nanotubes (SWCNTCOOH) were used as support for covalent immobilization of Candida antarctica lipase B (CaL-B) using linkers with different lengths. The obtained nanostructured biocatalysts with low diffusional limitation were tested in batch mode in the ethanolysis of the sunflower oil. SWCNTCOOH-CaL-B proved to be a highly efficient and stable biocatalyst in acetonitrile (83.4% conversion after 4h at 35°C, retaining >90% of original activity after 10 cycles).
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Affiliation(s)
- László Csaba Bencze
- Biocatalysis and Biotransformation Research Group, Babeş-Bolyai University of Cluj-Napoca, Arany János str. 11, RO-400028, Cluj-Napoca, Romania
| | - Judith H Bartha-Vári
- Biocatalysis and Biotransformation Research Group, Babeş-Bolyai University of Cluj-Napoca, Arany János str. 11, RO-400028, Cluj-Napoca, Romania
| | - Gabriel Katona
- Biocatalysis and Biotransformation Research Group, Babeş-Bolyai University of Cluj-Napoca, Arany János str. 11, RO-400028, Cluj-Napoca, Romania
| | - Monica Ioana Toşa
- Biocatalysis and Biotransformation Research Group, Babeş-Bolyai University of Cluj-Napoca, Arany János str. 11, RO-400028, Cluj-Napoca, Romania
| | - Csaba Paizs
- Biocatalysis and Biotransformation Research Group, Babeş-Bolyai University of Cluj-Napoca, Arany János str. 11, RO-400028, Cluj-Napoca, Romania
| | - Florin-Dan Irimie
- Biocatalysis and Biotransformation Research Group, Babeş-Bolyai University of Cluj-Napoca, Arany János str. 11, RO-400028, Cluj-Napoca, Romania.
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37
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Sellmeier M, Weinhold B, Münster-Kühnel A. CMP-Sialic Acid Synthetase: The Point of Constriction in the Sialylation Pathway. Top Curr Chem (Cham) 2015; 366:139-67. [PMID: 24141690 DOI: 10.1007/128_2013_477] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Abstract
Sialoglycoconjugates form the outermost layer of animal cells and play a crucial role in cellular communication processes. An essential step in the biosynthesis of sialylated glycoconjugates is the activation of sialic acid to the monophosphate diester CMP-sialic acid. Only the activated sugar is transported into the Golgi apparatus and serves as a substrate for the linkage-specific sialyltransferases. Interference with sugar activation abolishes sialylation and is embryonic lethal in mammals. In this chapter we focus on the enzyme catalyzing the activation of sialic acid, the CMP-sialic acid synthetase (CMAS), and compare the enzymatic properties of CMASs isolated from different species. Information concerning the reaction mechanism and active site architecture is included. Moreover, the unusual nuclear localization of vertebrate CMASs as well as the biotechnological application of bacterial CMAS enzymes is addressed.
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Affiliation(s)
- Melanie Sellmeier
- Institute for Cellular Chemistry, Hannover Medical School (MHH), Hannover, 30625, Germany
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38
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Zanoni M, Habimana O, Amadio J, Casey E. Antifouling activity of enzyme-functionalized silica nanobeads. Biotechnol Bioeng 2015; 113:501-12. [PMID: 26370186 PMCID: PMC5019150 DOI: 10.1002/bit.25835] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/03/2015] [Revised: 08/24/2015] [Accepted: 09/07/2015] [Indexed: 01/08/2023]
Abstract
The amelioration of biofouling in industrial processing equipment is critical for performance and reliability. While conventional biocides are effective in biofouling control, they are potentially hazardous to the environment and in some cases corrosive to materials. Enzymatic approaches have been shown to be effective and can overcome the disadvantages of traditional biocides, however they are typically uneconomic for routine biofouling control. The aim of this study was to design a robust and reusable enzyme-functionalized nano-bead system having biofilm dispersion properties. This work describes the biochemical covalent functionalization of silica-based nanobeads (hereafter referred to as Si-NanoB) with Proteinase K (PK). Results showed that PK-functionalized Si-NanoB are effective in dispersing both protein-based model biofilms and structurally altering Pseudomonas fluorescens biofilms, with significant decreases in surface coverage and thickness of 30.1% and 38.85%, respectively, while increasing surface roughness by 19 % following 24 h treatments on bacterial biofilms. This study shows that enzyme-functionalized nanobeads may potentially be an environmentally friendly and cost effective alternative to pure enzyme and chemical treatments.
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Affiliation(s)
- Michele Zanoni
- School of Chemical and Bioprocess Engineering, University College Dublin, Belfield, Dublin 4, Dublin, Ireland
| | - Olivier Habimana
- School of Chemical and Bioprocess Engineering, University College Dublin, Belfield, Dublin 4, Dublin, Ireland
| | - Jessica Amadio
- School of Chemical and Bioprocess Engineering, University College Dublin, Belfield, Dublin 4, Dublin, Ireland
| | - Eoin Casey
- School of Chemical and Bioprocess Engineering, University College Dublin, Belfield, Dublin 4, Dublin, Ireland.
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39
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Lata JP, Gao L, Mukai C, Cohen R, Nelson JL, Anguish L, Coonrod S, Travis AJ. Effects of Nanoparticle Size on Multilayer Formation and Kinetics of Tethered Enzymes. Bioconjug Chem 2015; 26:1931-8. [DOI: 10.1021/acs.bioconjchem.5b00354] [Citation(s) in RCA: 23] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- James P. Lata
- Baker Institute for Animal Health, ‡Biomedical Engineering, and §Atkinson Center
for a Sustainable Future, Cornell University, , Ithaca, New York 14853, United States
| | - Lizeng Gao
- Baker Institute for Animal Health, ‡Biomedical Engineering, and §Atkinson Center
for a Sustainable Future, Cornell University, , Ithaca, New York 14853, United States
| | - Chinatsu Mukai
- Baker Institute for Animal Health, ‡Biomedical Engineering, and §Atkinson Center
for a Sustainable Future, Cornell University, , Ithaca, New York 14853, United States
| | - Roy Cohen
- Baker Institute for Animal Health, ‡Biomedical Engineering, and §Atkinson Center
for a Sustainable Future, Cornell University, , Ithaca, New York 14853, United States
| | - Jacquelyn L. Nelson
- Baker Institute for Animal Health, ‡Biomedical Engineering, and §Atkinson Center
for a Sustainable Future, Cornell University, , Ithaca, New York 14853, United States
| | - Lynne Anguish
- Baker Institute for Animal Health, ‡Biomedical Engineering, and §Atkinson Center
for a Sustainable Future, Cornell University, , Ithaca, New York 14853, United States
| | - Scott Coonrod
- Baker Institute for Animal Health, ‡Biomedical Engineering, and §Atkinson Center
for a Sustainable Future, Cornell University, , Ithaca, New York 14853, United States
| | - Alexander J. Travis
- Baker Institute for Animal Health, ‡Biomedical Engineering, and §Atkinson Center
for a Sustainable Future, Cornell University, , Ithaca, New York 14853, United States
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40
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Enhanced Enzyme Stability Through Site-Directed Covalent Immobilization. J Biotechnol 2015; 193:83-90. [DOI: 10.1016/j.jbiotec.2014.10.039] [Citation(s) in RCA: 92] [Impact Index Per Article: 10.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/02/2014] [Revised: 10/28/2014] [Accepted: 10/30/2014] [Indexed: 12/17/2022]
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41
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Viswanathan K, Vadivoo V, Dhinakar Raj G. Rapid determination of hydrogen peroxide produced by Lactobacillus using enzyme coupled rhodamine isocyanide/calcium phosphate nanoparticles. Biosens Bioelectron 2014; 61:200-8. [DOI: 10.1016/j.bios.2014.04.015] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/05/2014] [Revised: 04/04/2014] [Accepted: 04/07/2014] [Indexed: 02/07/2023]
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42
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Zhou Y, Guo T, Tang G, Wu H, Wong NK, Pan Z. Site-Selective Protein Immobilization by Covalent Modification of GST Fusion Proteins. Bioconjug Chem 2014; 25:1911-5. [DOI: 10.1021/bc500347b] [Citation(s) in RCA: 22] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/25/2022]
Affiliation(s)
- Yiqing Zhou
- Key
Laboratory of Chemical Genomics, Key Laboratory of Structural Biology,
School of Chemical Biology and Biotechnology, Peking University, Shenzhen Graduate School, Xili University Town, PKU Campus, Shenzhen 518055, China
| | - Tianlin Guo
- Key
Laboratory of Chemical Genomics, Key Laboratory of Structural Biology,
School of Chemical Biology and Biotechnology, Peking University, Shenzhen Graduate School, Xili University Town, PKU Campus, Shenzhen 518055, China
| | - Guanghui Tang
- Key
Laboratory of Chemical Genomics, Key Laboratory of Structural Biology,
School of Chemical Biology and Biotechnology, Peking University, Shenzhen Graduate School, Xili University Town, PKU Campus, Shenzhen 518055, China
| | - Hui Wu
- Key
Laboratory of Chemical Genomics, Key Laboratory of Structural Biology,
School of Chemical Biology and Biotechnology, Peking University, Shenzhen Graduate School, Xili University Town, PKU Campus, Shenzhen 518055, China
| | - Nai-Kei Wong
- Department
of Chemistry, The University of Hong Kong, Pokfulam Road, Hong Kong, China
| | - Zhengying Pan
- Key
Laboratory of Chemical Genomics, Key Laboratory of Structural Biology,
School of Chemical Biology and Biotechnology, Peking University, Shenzhen Graduate School, Xili University Town, PKU Campus, Shenzhen 518055, China
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43
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Cho H, Jaworski J. Enzyme directed formation of un-natural side-chains for covalent surface attachment of proteins. Colloids Surf B Biointerfaces 2014; 122:846-850. [DOI: 10.1016/j.colsurfb.2014.08.010] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/05/2014] [Revised: 07/09/2014] [Accepted: 08/12/2014] [Indexed: 12/14/2022]
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44
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Sommaruga S, Galbiati E, Peñaranda-Avila J, Brambilla C, Tortora P, Colombo M, Prosperi D. Immobilization of carboxypeptidase from Sulfolobus solfataricus on magnetic nanoparticles improves enzyme stability and functionality in organic media. BMC Biotechnol 2014; 14:82. [PMID: 25193105 PMCID: PMC4177664 DOI: 10.1186/1472-6750-14-82] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/10/2014] [Accepted: 08/13/2014] [Indexed: 12/23/2022] Open
Abstract
Background Superparamagnetic iron oxide nanoparticles (MNP) offer several advantages for applications in biomedical and biotechnological research. In particular, MNP-based immobilization of enzymes allows high surface-to-volume ratio, good dispersibility, easy separation of enzymes from the reaction mixture, and reuse by applying an external magnetic field. In a biotechnological perspective, extremophilic enzymes hold great promise as they often can be used under non-conventional harsh conditions, which may result in substrate transformations that are not achievable with normal enzymes. This prompted us to investigate the effect of MNP bioconjugation on the catalytic properties of a thermostable carboxypeptidase from the hyperthermophilic archaeon Sulfolobus solfataricus (CPSso), which exhibits catalytic properties that are useful in synthetic processes. Results CPSso was immobilized onto silica-coated iron oxide nanoparticles via NiNTA-His tag site-directed conjugation. Following the immobilization, CPSso acquired distinctly higher long-term stability at room temperature compared to the free native enzyme, which, in contrast, underwent extensive inactivation after 72 h incubation, thus suggesting a potential utilization of this enzyme under low energy consumption. Moreover, CPSso conjugation also resulted in a significantly higher stability in organic solvents at 40°C, which made it possible to synthesize N-blocked amino acids in remarkably higher yields compared to those of free enzyme. Conclusions The nanobioconjugate of CPSso immobilized on silica-coated magnetic nanoparticles exhibited enhanced stability in aqueous media at room temperature as well as in different organic solvents. The improved stability in ethanol paves the way to possible applications of immobilized CPSso, in particular as a biocatalyst for the synthesis of N-blocked amino acids. Another potential application might be amino acid racemate resolution, a critical and expensive step in chemical synthesis.
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Affiliation(s)
| | | | | | | | - Paolo Tortora
- Dipartimento di Biotecnologie e Bioscienze, Università di Milano-Bicocca, Piazza della Scienza 2, Milano 20126, Italy.
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45
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Moghimi N, Donkor AD, Mohapatra M, Thomas JP, Su Z, Tang X(S, Leung KT. In Situ Hybridization of Superparamagnetic Iron-Biomolecule Nanoparticles. J Am Chem Soc 2014; 136:10478-85. [DOI: 10.1021/ja505242c] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Nafiseh Moghimi
- Department
of Chemistry, University of Waterloo, Waterloo, Ontario, Canada N2L3G1
| | - Apraku David Donkor
- Department
of Chemistry, University of Waterloo, Waterloo, Ontario, Canada N2L3G1
| | - Mamata Mohapatra
- Department
of Chemistry, University of Waterloo, Waterloo, Ontario, Canada N2L3G1
- Department
of Hydro and Electro Metallurgy, Institute of Minerals and Materials Technology, Council of Scientific and Industrial Research, Bhubaneswar 751 013, Odisha, India
| | | | - Zhengding Su
- Danny
Thomas Research Center, St Jude Children’s Research Hospital, Memphis, Tennessee 38103, United States
| | | | - Kam Tong Leung
- Department
of Chemistry, University of Waterloo, Waterloo, Ontario, Canada N2L3G1
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46
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Iyer A, Chandra A, Swaminathan R. Hydrolytic enzymes conjugated to quantum dots mostly retain whole catalytic activity. Biochim Biophys Acta Gen Subj 2014; 1840:2935-43. [PMID: 24937605 DOI: 10.1016/j.bbagen.2014.06.003] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/06/2014] [Revised: 05/22/2014] [Accepted: 06/09/2014] [Indexed: 10/25/2022]
Abstract
BACKGROUND Tagging a luminescent quantum dot (QD) with a biological like enzyme (Enz) creates value-added entities like quantum dot-enzyme bioconjugates (QDEnzBio) that find utility as sensors to detect glucose or beacons to track enzymes in vivo. For such applications, it is imperative that the enzyme remains catalytically active while the quantum dot is luminescent in the bioconjugate. A critical feature that dictates this is the quantum dot-enzyme linkage chemistry. Previously such linkages have put constraints on polypeptide chain dynamics or hindered substrate diffusion to active site, seriously undermining enzyme catalytic activity. In this work we address this issue using avidin-biotin linkage chemistry together with a flexible spacer to conjugate enzyme to quantum dot. METHODS The catalytic activity of three biotinylated hydrolytic enzymes, namely, hen egg white lysozyme (HEWL), alkaline phosphatase (ALP) and acetylcholinesterase (AChE) was investigated post-conjugation to streptavidin linked quantum dot for multiple substrate concentrations and varying degrees of biotinylation. RESULTS We demonstrate that all enzymes retain full catalytic activity in the quantum dot-enzyme bioconjugates in comparison to biotinylated enzyme alone. However, unlike alkaline phosphatase and acetylcholinesterase, the catalytic activity of hen egg white lysozyme was observed to be increasingly susceptible to ionic strength of medium with rising level of biotinylation. This susceptibility was attributed to arise from depletion of positive charge from lysine amino groups after biotinylation. CONCLUSIONS We reasoned that avidin-biotin linkage in the presence of a flexible seven atom spacer between biotin and enzyme poses no constraints to enzyme structure/dynamics enabling retention of full enzyme activity. GENERAL SIGNIFICANCE Overall our results demonstrate for the first time that streptavidin-biotin chemistry can yield quantum dot enzyme bioconjugates that retain full catalytic activity as native enzyme.
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Affiliation(s)
- Aditya Iyer
- Department of Biotechnology, Indian Institute of Technology Guwahati, Guwahati 781039, Assam, India
| | - Anil Chandra
- Department of Biotechnology, Indian Institute of Technology Guwahati, Guwahati 781039, Assam, India
| | - Rajaram Swaminathan
- Department of Biotechnology, Indian Institute of Technology Guwahati, Guwahati 781039, Assam, India.
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47
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Juang TY, Kan SJ, Chen YY, Tsai YL, Lin MG, Lin LL. Surface-functionalized hyperbranched poly(amido acid) magnetic nanocarriers for covalent immobilization of a bacterial γ-glutamyltranspeptidase. Molecules 2014; 19:4997-5012. [PMID: 24759067 PMCID: PMC6271278 DOI: 10.3390/molecules19044997] [Citation(s) in RCA: 23] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/11/2014] [Revised: 04/15/2014] [Accepted: 04/17/2014] [Indexed: 11/21/2022] Open
Abstract
In this study, we synthesized water-soluble hyperbranched poly(amido acid)s (HBPAAs) featuring multiple terminal CO2H units and internal tertiary amino and amido moieties and then used them in conjunction with an in situ Fe2+/Fe3+ co-precipitation process to prepare organic/magnetic nanocarriers comprising uniformly small magnetic iron oxide nanoparticles (NP) incorporated within the globular HBPAAs. Transmission electron microscopy revealed that the HBPAA-γ-Fe2O3 NPs had dimensions of 6–11 nm, significantly smaller than those of the pristine γ-Fe2O3 (20–30 nm). Subsequently, we covalently immobilized a bacterial γ-glutamyltranspeptidase (BlGGT) upon the HBPAA-γ-Fe2O3 nanocarriers through the formation of amide linkages in the presence of a coupling agent. Magnetization curves of the HBPAA-γ-Fe2O3/BlGGT composites measured at 300 K suggested superparamagnetic characteristics, with a saturation magnetization of 52 emu g−1. The loading capacity of BlGGT on the HBPAA-γ-Fe2O3 nanocarriers was 16 mg g−1 support; this sample provided a 48% recovery of the initial activity. The immobilized enzyme could be recycled 10 times with 32% retention of the initial activity; it had stability comparable with that of the free enzyme during a storage period of 63 days. The covalent immobilization and stability of the enzyme and the magnetization provided by the HBPAA-γ-Fe2O3 NPs suggests that this approach could be an economical means of depositing bioactive enzymes upon nanocarriers for BlGGT-mediated bio-catalysis.
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Affiliation(s)
- Tzong-Yuan Juang
- Department of Applied Chemistry, National Chiayi University, Chiayi 60004, Taiwan.
| | - Shao-Ju Kan
- Department of Applied Chemistry, National Chiayi University, Chiayi 60004, Taiwan
| | - Yi-Yu Chen
- Department of Applied Chemistry, National Chiayi University, Chiayi 60004, Taiwan
| | - Yi-Lin Tsai
- Department of Applied Chemistry, National Chiayi University, Chiayi 60004, Taiwan
| | - Min-Guan Lin
- Institute of Molecular Biology, Academia Sinica, Nankang District, Taipei 11529, Taiwan
| | - Long-Liu Lin
- Department of Applied Chemistry, National Chiayi University, Chiayi 60004, Taiwan.
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48
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Wang HC, Yu CC, Liang CF, Huang LD, Hwu JR, Lin CC. Site-Selective Protein Immobilization through 2-Cyanobenzothiazole-Cysteine Condensation. Chembiochem 2014; 15:829-35. [DOI: 10.1002/cbic.201300800] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/19/2013] [Indexed: 11/10/2022]
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49
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Chien WT, Liang CF, Yu CC, Lin CH, Li SP, Primadona I, Chen YJ, Mong KKT, Lin CC. Sequential one-pot enzymatic synthesis of oligo-N-acetyllactosamine and its multi-sialylated extensions. Chem Commun (Camb) 2014; 50:5786-9. [DOI: 10.1039/c4cc01227e] [Citation(s) in RCA: 26] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]
Abstract
A simple and efficient protocol for the preparative-scale synthesis of various lengths of oligo-N-acetyllactosamine (oligo-LacNAc) and its multi-sialylated extensions.
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Affiliation(s)
- Wei-Ting Chien
- Department of Chemistry
- National Tsing Hua University
- Hsinchu, Taiwan
| | - Chien-Fu Liang
- Department of Chemistry
- National Tsing Hua University
- Hsinchu, Taiwan
| | - Ching-Ching Yu
- Department of Chemistry
- National Tsing Hua University
- Hsinchu, Taiwan
| | - Chien-Hung Lin
- Department of Chemistry
- National Tsing Hua University
- Hsinchu, Taiwan
| | - Si-Peng Li
- Department of Chemistry
- National Tsing Hua University
- Hsinchu, Taiwan
| | - Indah Primadona
- Department of Chemistry
- National Tsing Hua University
- Hsinchu, Taiwan
- Institute of Chemistry
- Academia Sinica
| | - Yu-Ju Chen
- Institute of Chemistry
- Academia Sinica
- Taipei 11529, Taiwan
- Genomic Research Center
- Academia Sinica
| | - Kwok Kong T. Mong
- Applied Chemistry Department
- National Chiao Tung University
- Hsinchu 30010, Taiwan
| | - Chun-Cheng Lin
- Department of Chemistry
- National Tsing Hua University
- Hsinchu, Taiwan
- Genomic Research Center
- Academia Sinica
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50
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Jia F, Narasimhan B, Mallapragada S. Materials-based strategies for multi-enzyme immobilization and co-localization: A review. Biotechnol Bioeng 2013; 111:209-22. [DOI: 10.1002/bit.25136] [Citation(s) in RCA: 190] [Impact Index Per Article: 17.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/15/2013] [Revised: 09/13/2013] [Accepted: 10/16/2013] [Indexed: 12/12/2022]
Affiliation(s)
- Feng Jia
- Department of Chemical and Biological Engineering; Iowa State University; Ames Iowa 50011-2230
| | - Balaji Narasimhan
- Department of Chemical and Biological Engineering; Iowa State University; Ames Iowa 50011-2230
| | - Surya Mallapragada
- Department of Chemical and Biological Engineering; Iowa State University; Ames Iowa 50011-2230
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