101
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Cha JY, Kim TW, Choi JH, Jang KS, Khaleda L, Kim WY, Jeon JR. Fungal Laccase-Catalyzed Oxidation of Naturally Occurring Phenols for Enhanced Germination and Salt Tolerance of Arabidopsis thaliana: A Green Route for Synthesizing Humic-like Fertilizers. JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY 2017; 65:1167-1177. [PMID: 28112921 DOI: 10.1021/acs.jafc.6b04700] [Citation(s) in RCA: 16] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/07/2023]
Abstract
Fungal laccases have been highlighted as a catalytic tool for transforming phenols. Here we demonstrate that fungal laccase-catalyzed oxidations can transform naturally occurring phenols into plant fertilizers with properties very similar to those of commercial humic acids. Treatments of Arabidopsis thaliana with highly cross-linked polyphenolic products obtained from a mixture of catechol and vanillic acid were able to enhance the germination and salt tolerance of this plant. These results revealed that humic-like organic fertilizers can be produced via in vitro enzymatic oxidation reactions. In particular, the root elongation pattern resulting from the laccase products was comparable to that resulting from an auxin-like compound. A detailed structural comparison of the phenol variants and commercial humic acids revealed their similarities and differences. Analyses based on SEM, EFM, ERP, and zeta-potential measurement showed that they both formed globular granules bearing various hydrophilic/polar groups in aqueous and solid conditions. Solid-phase 13C NMR, FT-IR-ATR, and elemental analyses showed that more nitrogen-based functional and aliphatic groups were present in the commercial humic acids. Significant differences were also identifiable with respect to particle size and specific surface area. High-resolution (15 T) FT-ICR mass spectrometry-based van Krevelen diagrams showed the compositional features of the variants to be a subset of those of the humic acids. Overall, our study unraveled essential structural features of polyaromatics that affect the growth of plants, and also provided novel bottom-up ecofriendly and finely tunable pathways for synthesizing humic-like fertilizers.
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Affiliation(s)
| | | | - Jung Hoon Choi
- Biomedical Omics Group, Korea Basic Science Institute , Cheongju 28119, Republic of Korea
- Department of Biotechnology and Bioinformatics, Korea University , Sejong 30019, Republic of Korea
| | - Kyoung-Soon Jang
- Biomedical Omics Group, Korea Basic Science Institute , Cheongju 28119, Republic of Korea
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102
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Hachi M, Chergui A, Yeddou AR, Selatnia A, Cabana H. Removal of acetaminophen and carbamazepine in single and binary systems with immobilized laccase from Trametes hirsuta. BIOCATAL BIOTRANSFOR 2017. [DOI: 10.1080/10242422.2017.1280032] [Citation(s) in RCA: 23] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/20/2022]
Affiliation(s)
- Mohamed Hachi
- Laboratoire d’Étude et de Développement des Techniques de Traitement et d’Épuration des Eaux et de Gestion Environnementale (LEDTEGE), Département de Chimie, École Normale Supérieure Kouba, Alger, Algérie
- Faculté des Sciences de la Nature et de la Vie, Département de Biologie, Université Ziane Achour de Djelfa, Djelfa, Algérie
| | - Abdelmalek Chergui
- Laboratoire d’Étude et de Développement des Techniques de Traitement et d’Épuration des Eaux et de Gestion Environnementale (LEDTEGE), Département de Chimie, École Normale Supérieure Kouba, Alger, Algérie
- Laboratoire des Sciences et Techniques de l’Environnement, Département Génie de l’Environnement, École Nationale Polytechnique, Alger, Algérie
| | - Ahmed Reda Yeddou
- Laboratoire d’Étude et de Développement des Techniques de Traitement et d’Épuration des Eaux et de Gestion Environnementale (LEDTEGE), Département de Chimie, École Normale Supérieure Kouba, Alger, Algérie
- Département Génie de l’Environnement, Université M’Hamed Bougara, Boumerdès, Boumerdès, Algérie; and
| | - Ammar Selatnia
- Laboratoire des Sciences et Techniques de l’Environnement, Département Génie de l’Environnement, École Nationale Polytechnique, Alger, Algérie
| | - Hubert Cabana
- Environmental Engineering Laboratory, Department of Civil Engineering, University of Sherbrooke, Sherbrooke, Quebec, Canada
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103
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Zeeb B, McClements DJ, Weiss J. Enzyme-Based Strategies for Structuring Foods for Improved Functionality. Annu Rev Food Sci Technol 2017; 8:21-34. [PMID: 28068492 DOI: 10.1146/annurev-food-030216-025753] [Citation(s) in RCA: 41] [Impact Index Per Article: 5.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Abstract
Enzyme technologies can be used to create food dispersions with novel functional attributes using structural design principles. Enzymes that utilize food-grade proteins and/or polysaccharides as substrates have gained recent interest among food scientists. The utilization of enzymes for structuring foods is an ecologically and economically viable alternative to the utilization of chemical cross-linking and depolymerization agents. This review highlights recent progress in the use of enzymes to modify food structures, particularly the interfacial and/or bulk properties of food dispersions with special emphasis on commercially available enzymes. Cross-linking enzymes such as transglutaminase and laccase promote the formation of intra- and intermolecular bonds between biopolymers to improve stability and functionality, whereas various degrading enzymes such as proteases alter the native conformation of proteins, leading to self-assembly of hierarchically ordered colloids. Results of this bio-inspired approach show that rational use of structure-affecting enzymes may enable food manufacturers to produce food dispersions with improved physical, functional, textural, and optical properties.
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Affiliation(s)
- Benjamin Zeeb
- Department of Food Physics and Meat Science, Institute of Food Science and Biotechnology, University of Hohenheim, 70599 Stuttgart, Germany;
| | | | - Jochen Weiss
- Department of Food Physics and Meat Science, Institute of Food Science and Biotechnology, University of Hohenheim, 70599 Stuttgart, Germany;
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104
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Giacobelli VG, Monza E, Fatima Lucas M, Pezzella C, Piscitelli A, Guallar V, Sannia G. Repurposing designed mutants: a valuable strategy for computer-aided laccase engineering – the case of POXA1b. Catal Sci Technol 2017. [DOI: 10.1039/c6cy02410f] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/21/2023]
Abstract
The broad specificity of laccases, a direct consequence of their shallow binding site, makes this class of enzymes a suitable template to build specificity toward putative substrates.
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Affiliation(s)
| | - Emanuele Monza
- Joint BSC-CRG-IRB Research Program in Computational Biology
- Barcelona Supercomputing Center
- 08034 Barcelona
- Spain
| | - M. Fatima Lucas
- Joint BSC-CRG-IRB Research Program in Computational Biology
- Barcelona Supercomputing Center
- 08034 Barcelona
- Spain
| | - Cinzia Pezzella
- Department of Chemical Sciences
- University of Naples Federico II
- 80126 Naples
- Italy
| | | | - Victor Guallar
- Joint BSC-CRG-IRB Research Program in Computational Biology
- Barcelona Supercomputing Center
- 08034 Barcelona
- Spain
- Institució Catalana de Recerca i Estudis Avançats (ICREA)
| | - Giovanni Sannia
- Department of Chemical Sciences
- University of Naples Federico II
- 80126 Naples
- Italy
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105
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106
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A simple strategy for extracellular production of CotA laccase in Escherichia coli and decolorization of simulated textile effluent by recombinant laccase. Appl Microbiol Biotechnol 2016; 101:685-696. [DOI: 10.1007/s00253-016-7897-6] [Citation(s) in RCA: 27] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/02/2016] [Revised: 09/13/2016] [Accepted: 09/24/2016] [Indexed: 11/25/2022]
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107
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High-level production and characterization of laccase from a newly isolated fungus Trametes sp. LS-10C. BIOCATALYSIS AND AGRICULTURAL BIOTECHNOLOGY 2016. [DOI: 10.1016/j.bcab.2016.10.008] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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108
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Davidi L, Moraïs S, Artzi L, Knop D, Hadar Y, Arfi Y, Bayer EA. Toward combined delignification and saccharification of wheat straw by a laccase-containing designer cellulosome. Proc Natl Acad Sci U S A 2016; 113:10854-9. [PMID: 27621442 PMCID: PMC5047212 DOI: 10.1073/pnas.1608012113] [Citation(s) in RCA: 65] [Impact Index Per Article: 8.1] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Abstract
Efficient breakdown of lignocellulose polymers into simple molecules is a key technological bottleneck limiting the production of plant-derived biofuels and chemicals. In nature, plant biomass degradation is achieved by the action of a wide range of microbial enzymes. In aerobic microorganisms, these enzymes are secreted as discrete elements in contrast to certain anaerobic bacteria, where they are assembled into large multienzyme complexes termed cellulosomes. These complexes allow for very efficient hydrolysis of cellulose and hemicellulose due to the spatial proximity of synergistically acting enzymes and to the limited diffusion of the enzymes and their products. Recently, designer cellulosomes have been developed to incorporate foreign enzymatic activities in cellulosomes so as to enhance lignocellulose hydrolysis further. In this study, we complemented a cellulosome active on cellulose and hemicellulose by addition of an enzyme active on lignin. To do so, we designed a dockerin-fused variant of a recently characterized laccase from the aerobic bacterium Thermobifida fusca The resultant chimera exhibited activity levels similar to the wild-type enzyme and properly integrated into the designer cellulosome. The resulting complex yielded a twofold increase in the amount of reducing sugars released from wheat straw compared with the same system lacking the laccase. The unorthodox use of aerobic enzymes in designer cellulosome machinery effects simultaneous degradation of the three major components of the plant cell wall (cellulose, hemicellulose, and lignin), paving the way for more efficient lignocellulose conversion into soluble sugars en route to alternative fuels production.
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Affiliation(s)
- Lital Davidi
- Department of Biomolecular Sciences, The Weizmann Institute of Science, Rehovot 76100, Israel
| | - Sarah Moraïs
- Department of Biomolecular Sciences, The Weizmann Institute of Science, Rehovot 76100, Israel
| | - Lior Artzi
- Department of Biomolecular Sciences, The Weizmann Institute of Science, Rehovot 76100, Israel
| | - Doriv Knop
- Faculty of Agricultural, Food, and Environmental Quality Sciences, The Hebrew University of Jerusalem, Rehovot 76100, Israel
| | - Yitzhak Hadar
- Faculty of Agricultural, Food, and Environmental Quality Sciences, The Hebrew University of Jerusalem, Rehovot 76100, Israel
| | - Yonathan Arfi
- Department of Biomolecular Sciences, The Weizmann Institute of Science, Rehovot 76100, Israel
| | - Edward A Bayer
- Department of Biomolecular Sciences, The Weizmann Institute of Science, Rehovot 76100, Israel;
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109
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Gelatin-Immobilized Manganese Peroxidase with Novel Catalytic Characteristics and Its Industrial Exploitation for Fruit Juice Clarification Purposes. Catal Letters 2016. [DOI: 10.1007/s10562-016-1848-9] [Citation(s) in RCA: 34] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/08/2023]
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110
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Spina F, Junghanns C, Donelli I, Nair R, Demarche P, Romagnolo A, Freddi G, Agathos SN, Varese GC. Stimulation of laccases from Trametes pubescens: Use in dye decolorization and cotton bleaching. Prep Biochem Biotechnol 2016; 46:639-47. [DOI: 10.1080/10826068.2015.1128445] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/22/2022]
Affiliation(s)
- Federica Spina
- Department of Life Sciences and Systems Biology, University of Torino, Torino, Italy
| | - Charles Junghanns
- Earth and Life Institute, Université Catholique de Louvain, Louvain-la-Neuve, Belgium
| | - Ilaria Donelli
- Divisione Stazione Sperimentale per la Seta, Innovhub-SSI, Milano, Italy
| | - Rakesh Nair
- Earth and Life Institute, Université Catholique de Louvain, Louvain-la-Neuve, Belgium
| | - Philippe Demarche
- Earth and Life Institute, Université Catholique de Louvain, Louvain-la-Neuve, Belgium
| | - Alice Romagnolo
- Department of Life Sciences and Systems Biology, University of Torino, Torino, Italy
| | - Giuliano Freddi
- Divisione Stazione Sperimentale per la Seta, Innovhub-SSI, Milano, Italy
| | - Spiros N. Agathos
- Earth and Life Institute, Université Catholique de Louvain, Louvain-la-Neuve, Belgium
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111
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Loi M, Fanelli F, Zucca P, Liuzzi VC, Quintieri L, Cimmarusti MT, Monaci L, Haidukowski M, Logrieco AF, Sanjust E, Mulè G. Aflatoxin B₁ and M₁ Degradation by Lac2 from Pleurotus pulmonarius and Redox Mediators. Toxins (Basel) 2016; 8:toxins8090245. [PMID: 27563923 PMCID: PMC5037472 DOI: 10.3390/toxins8090245] [Citation(s) in RCA: 75] [Impact Index Per Article: 9.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/12/2016] [Revised: 08/03/2016] [Accepted: 08/15/2016] [Indexed: 02/07/2023] Open
Abstract
Laccases (LCs) are multicopper oxidases that find application as versatile biocatalysts for the green bioremediation of environmental pollutants and xenobiotics. In this study we elucidate the degrading activity of Lac2 pure enzyme form Pleurotus pulmonarius towards aflatoxin B1 (AFB1) and M1 (AFM1). LC enzyme was purified using three chromatographic steps and identified as Lac2 through zymogram and LC-MS/MS. The degradation assays were performed in vitro at 25 °C for 72 h in buffer solution. AFB1 degradation by Lac2 direct oxidation was 23%. Toxin degradation was also investigated in the presence of three redox mediators, (2,2′-azino-bis-[3-ethylbenzothiazoline-6-sulfonic acid]) (ABTS) and two naturally-occurring phenols, acetosyringone (AS) and syringaldehyde (SA). The direct effect of the enzyme and the mediated action of Lac2 with redox mediators univocally proved the correlation between Lac2 activity and aflatoxins degradation. The degradation of AFB1 was enhanced by the addition of all mediators at 10 mM, with AS being the most effective (90% of degradation). AFM1 was completely degraded by Lac2 with all mediators at 10 mM. The novelty of this study relies on the identification of a pure enzyme as capable of degrading AFB1 and, for the first time, AFM1, and on the evidence that the mechanism of an effective degradation occurs via the mediation of natural phenolic compounds. These results opened new perspective for Lac2 application in the food and feed supply chains as a biotransforming agent of AFB1 and AFM1.
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Affiliation(s)
- Martina Loi
- Institute of Sciences of Food Production, National Research Council of Italy (CNR), via Amendola 122/O, Bari 70126, Italy.
- Department of Economics, University of Foggia, via Napoli 25, Foggia 71122, Italy.
| | - Francesca Fanelli
- Institute of Sciences of Food Production, National Research Council of Italy (CNR), via Amendola 122/O, Bari 70126, Italy.
| | - Paolo Zucca
- Department of Biomedical Sciences, University of Cagliari, Cittadella Universitaria, Complesso Universitario, SP Monserrato-Sestu Km 0.700, Monserrato 09042, Italy.
| | - Vania C Liuzzi
- Institute of Sciences of Food Production, National Research Council of Italy (CNR), via Amendola 122/O, Bari 70126, Italy.
| | - Laura Quintieri
- Institute of Sciences of Food Production, National Research Council of Italy (CNR), via Amendola 122/O, Bari 70126, Italy.
| | - Maria T Cimmarusti
- Institute of Sciences of Food Production, National Research Council of Italy (CNR), via Amendola 122/O, Bari 70126, Italy.
- Department of Economics, University of Foggia, via Napoli 25, Foggia 71122, Italy.
| | - Linda Monaci
- Institute of Sciences of Food Production, National Research Council of Italy (CNR), via Amendola 122/O, Bari 70126, Italy.
| | - Miriam Haidukowski
- Institute of Sciences of Food Production, National Research Council of Italy (CNR), via Amendola 122/O, Bari 70126, Italy.
| | - Antonio F Logrieco
- Institute of Sciences of Food Production, National Research Council of Italy (CNR), via Amendola 122/O, Bari 70126, Italy.
| | - Enrico Sanjust
- Department of Biomedical Sciences, University of Cagliari, Cittadella Universitaria, Complesso Universitario, SP Monserrato-Sestu Km 0.700, Monserrato 09042, Italy.
| | - Giuseppina Mulè
- Institute of Sciences of Food Production, National Research Council of Italy (CNR), via Amendola 122/O, Bari 70126, Italy.
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112
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Cannatelli MD, Ragauskas AJ. Two Decades of Laccases: Advancing Sustainability in the Chemical Industry. CHEM REC 2016; 17:122-140. [PMID: 27492131 DOI: 10.1002/tcr.201600033] [Citation(s) in RCA: 59] [Impact Index Per Article: 7.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/24/2016] [Indexed: 12/30/2022]
Abstract
Given the current state of environmental affairs and that our future on this planet as we know it is in jeopardy, research and development into greener and more sustainable technologies within the chemical and forest products industries is at its peak. Given the global scale of these industries, the need for environmentally benign practices is propelling new green processes. These challenges are also impacting academic research and our reagents of interest are laccases. These enzymes are employed in a variety of biotechnological applications due to their native function as catalytic oxidants. They are about as green as it gets when it comes to chemical processes, requiring O2 as their only co-substrate and producing H2 O as the sole by-product. The following account will review our twenty year journey on the use of these enzymes within our research group, from their initial use in biobleaching of kraft pulps and for fiber modification within the pulp and paper industry, to their current application as green catalytic oxidants in the field of synthetic organic chemistry.
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Affiliation(s)
- Mark D Cannatelli
- Renewable Bioproducts Institute, School of Chemistry & Biochemistry, Georgia Institute of Technology, Atlanta, GA 30332, USA.,Joint Institute for Biological Sciences, Biosciences Division, Oak Ridge National Laboratory, Oak Ridge, TN 37831, USA
| | - Arthur J Ragauskas
- Renewable Bioproducts Institute, School of Chemistry & Biochemistry, Georgia Institute of Technology, Atlanta, GA 30332, USA.,Joint Institute for Biological Sciences, Biosciences Division, Oak Ridge National Laboratory, Oak Ridge, TN 37831, USA.,Department of Chemical & Biomolecular Engineering, Department of Forestry, Wildlife & Fisheries, University of Tennessee, Knoxville, TN 37996, USA
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113
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Ecofriendly syntheses of phenothiazones and related structures facilitated by laccase – a comparative study. Tetrahedron Lett 2016. [DOI: 10.1016/j.tetlet.2016.07.016] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
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114
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Campos PA, Levin LN, Wirth SA. Heterologous production, characterization and dye decolorization ability of a novel thermostable laccase isoenzyme from Trametes trogii BAFC 463. Process Biochem 2016. [DOI: 10.1016/j.procbio.2016.03.015] [Citation(s) in RCA: 48] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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115
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A High Redox Potential Laccase from Pycnoporus sanguineus RP15: Potential Application for Dye Decolorization. Int J Mol Sci 2016; 17:ijms17050672. [PMID: 27164083 PMCID: PMC4881498 DOI: 10.3390/ijms17050672] [Citation(s) in RCA: 37] [Impact Index Per Article: 4.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/08/2016] [Revised: 04/04/2016] [Accepted: 04/28/2016] [Indexed: 11/16/2022] Open
Abstract
Laccase production by Pycnoporus sanguineus RP15 grown in wheat bran and corncob under solid-state fermentation was optimized by response surface methodology using a Central Composite Rotational Design. A laccase (Lacps1) was purified and characterized and the potential of the pure Lacps1 and the crude culture extract for synthetic dye decolorization was evaluated. At optimal conditions (eight days, 26 °C, 18% (w/w) milled corncob, 0.8% (w/w) NH4Cl and 50 mmol·L−1 CuSO4, initial moisture 4.1 mL·g−1), the laccase activity reached 138.6 ± 13.2 U·g−1. Lacps1 was a monomeric glycoprotein (67 kDa, 24% carbohydrate). Optimum pH and temperature for the oxidation of 2,2’-azino-bis(3-ethylbenzthiazoline-6-sulfonate) (ABTS) were 4.4 and 74.4 °C, respectively. Lacps1 was stable at pH 3.0–8.0, and after two hours at 55–60 °C, presenting high redox potential (0.747 V vs. NHE). ABTS was oxidized with an apparent affinity constant of 147.0 ± 6.4 μmol·L−1, maximum velocity of 413.4 ± 21.2 U·mg−1 and catalytic efficiency of 3140.1 ± 149.6 L·mmol−1·s−1. The maximum decolorization percentages of bromophenol blue (BPB), remazol brilliant blue R and reactive blue 4 (RB4), at 25 or 40 °C without redox mediators, reached 90%, 80% and 60%, respectively, using either pure Lacps1 or the crude extract. This is the first study of the decolorization of BPB and RB4 by a P. sanguineus laccase. The data suggested good potential for treatment of industrial dye-containing effluents.
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116
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Gasser CA, Ammann EM, Schäffer A, Shahgaldian P, Corvini PFX. Production of superparamagnetic nanobiocatalysts for green chemistry applications. Appl Microbiol Biotechnol 2016; 100:7281-96. [DOI: 10.1007/s00253-016-7479-7] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/07/2015] [Revised: 03/03/2016] [Accepted: 03/17/2016] [Indexed: 12/31/2022]
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117
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Lettera V, Pezzella C, Cicatiello P, Piscitelli A, Giacobelli VG, Galano E, Amoresano A, Sannia G. Efficient immobilization of a fungal laccase and its exploitation in fruit juice clarification. Food Chem 2016; 196:1272-8. [DOI: 10.1016/j.foodchem.2015.10.074] [Citation(s) in RCA: 79] [Impact Index Per Article: 9.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/16/2015] [Revised: 10/15/2015] [Accepted: 10/18/2015] [Indexed: 11/30/2022]
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118
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Chen L, Yi X, Deng F, Fang W, Zhang X, Wang X, Fang Z, Xiao Y. A novel ethanol-tolerant laccase, Tvlac, from Trametes versicolor. Biotechnol Lett 2015; 38:471-6. [PMID: 26553026 DOI: 10.1007/s10529-015-1994-y] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/15/2015] [Accepted: 11/03/2015] [Indexed: 11/25/2022]
Abstract
OBJECTIVES To produce and characterize novel laccases with ethanol tolerance from Trametes versicolor using agriculture by-products as energy source. RESULTS Trametes versicolor 1017 produces two laccase isoenzymes with a total activity of 10 U ml(-1) within 8 days when using wheat bran and peanut powder as energy sources in liquid culture medium. A novel isoenzyme, named Tvlac, was identified, purified and characterized. Its optimum pH and temperature were from 4.5 to 5 and 55 to 60 °C, respectively. Its activity was stimulated by ethanol at 10 % (v/v) which increased the V 0. CONCLUSIONS The biochemical properties of Tvlac substantiate the potential of this enzyme for applications under an aqueous ethanol mixture environment.
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Affiliation(s)
- Lei Chen
- School of Life Sciences, Anhui University, Hefei, 230601, Anhui, China
- Anhui Provincial Engineering Technology Research Center of Microorganisms and Biocatalysis, Hefei, 230601, Anhui, China
| | - Xiaoming Yi
- School of Life Sciences, Anhui University, Hefei, 230601, Anhui, China
- Anhui Provincial Engineering Technology Research Center of Microorganisms and Biocatalysis, Hefei, 230601, Anhui, China
| | - Fajun Deng
- School of Life Sciences, Anhui University, Hefei, 230601, Anhui, China
- Anhui Provincial Engineering Technology Research Center of Microorganisms and Biocatalysis, Hefei, 230601, Anhui, China
| | - Wei Fang
- School of Life Sciences, Anhui University, Hefei, 230601, Anhui, China
- Anhui Provincial Engineering Technology Research Center of Microorganisms and Biocatalysis, Hefei, 230601, Anhui, China
| | - Xuecheng Zhang
- School of Life Sciences, Anhui University, Hefei, 230601, Anhui, China
- Anhui Provincial Engineering Technology Research Center of Microorganisms and Biocatalysis, Hefei, 230601, Anhui, China
| | - Xiaotang Wang
- Department of Chemistry & Biochemistry, Florida International University, Miami, FL, 33199, USA
| | - Zemin Fang
- School of Life Sciences, Anhui University, Hefei, 230601, Anhui, China.
- Anhui Provincial Engineering Technology Research Center of Microorganisms and Biocatalysis, Hefei, 230601, Anhui, China.
| | - Yazhong Xiao
- School of Life Sciences, Anhui University, Hefei, 230601, Anhui, China
- Anhui Provincial Engineering Technology Research Center of Microorganisms and Biocatalysis, Hefei, 230601, Anhui, China
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119
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Ferrario V, Chernykh A, Fiorindo F, Kolomytseva M, Sinigoi L, Myasoedova N, Fattor D, Ebert C, Golovleva L, Gardossi L. Investigating the Role of Conformational Effects on Laccase Stability and Hyperactivation under Stress Conditions. Chembiochem 2015; 16:2365-72. [DOI: 10.1002/cbic.201500339] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/06/2015] [Indexed: 11/07/2022]
Affiliation(s)
- Valerio Ferrario
- Department of Chemical and Pharmaceutical Sciences; University of Trieste; Piazzale Europa 1 34127 Trieste Italy
| | - Alexey Chernykh
- G.K. Skryabin Institute of Biochemistry and Physiology of Microorganisms; Russian Academy of Sciences; 5 Prospekt Nauki Pushchino Moscow Region 142290 Russia
| | - Federica Fiorindo
- Department of Chemical and Pharmaceutical Sciences; University of Trieste; Piazzale Europa 1 34127 Trieste Italy
| | - Marina Kolomytseva
- G.K. Skryabin Institute of Biochemistry and Physiology of Microorganisms; Russian Academy of Sciences; 5 Prospekt Nauki Pushchino Moscow Region 142290 Russia
| | - Loris Sinigoi
- Department of Chemical and Pharmaceutical Sciences; University of Trieste; Piazzale Europa 1 34127 Trieste Italy
| | - Nina Myasoedova
- G.K. Skryabin Institute of Biochemistry and Physiology of Microorganisms; Russian Academy of Sciences; 5 Prospekt Nauki Pushchino Moscow Region 142290 Russia
| | - Diana Fattor
- Department of Chemical and Pharmaceutical Sciences; University of Trieste; Piazzale Europa 1 34127 Trieste Italy
| | - Cynthia Ebert
- Department of Chemical and Pharmaceutical Sciences; University of Trieste; Piazzale Europa 1 34127 Trieste Italy
| | - Ludmila Golovleva
- G.K. Skryabin Institute of Biochemistry and Physiology of Microorganisms; Russian Academy of Sciences; 5 Prospekt Nauki Pushchino Moscow Region 142290 Russia
| | - Lucia Gardossi
- Department of Chemical and Pharmaceutical Sciences; University of Trieste; Piazzale Europa 1 34127 Trieste Italy
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Forootanfar H, Faramarzi MA. Insights into laccase producing organisms, fermentation states, purification strategies, and biotechnological applications. Biotechnol Prog 2015; 31:1443-63. [DOI: 10.1002/btpr.2173] [Citation(s) in RCA: 58] [Impact Index Per Article: 6.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/11/2015] [Revised: 08/30/2015] [Indexed: 12/07/2022]
Affiliation(s)
- Hamid Forootanfar
- Dept. of Pharmaceutical Biotechnology, Faculty of Pharmacy; Kerman University of Medical Sciences; Kerman Iran
| | - Mohammad Ali Faramarzi
- Dept. of Pharmaceutical Biotechnology, Faculty of Pharmacy & Biotechnology Research Center; Tehran University of Medical Sciences; Tehran 1417614411 Iran
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Kwiatos N, Ryngajłło M, Bielecki S. Diversity of laccase-coding genes in Fusarium oxysporum genomes. Front Microbiol 2015; 6:933. [PMID: 26441870 PMCID: PMC4564759 DOI: 10.3389/fmicb.2015.00933] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/22/2015] [Accepted: 08/24/2015] [Indexed: 11/21/2022] Open
Abstract
Multiple studies confirm laccase role in fungal pathogenicity and lignocellulose degradation. In spite of broad genomic research, laccases from plant wilt pathogen Fusarium oxysporum are still not characterized. The study aimed to identify F. oxysporum genes that may encode laccases sensu stricto and to characterize the proteins in silico in order to facilitate further research on their impact on the mentioned processes. Twelve sequenced F. oxysporum genomes available on Broad Institute of Harvard and MIT (2015) website were analyzed and three genes that may encode laccases sensu stricto were found. Their amino acid sequences possess all features essential for their catalytic activity, moreover, the homology models proved the characteristic 3D laccase structures. The study shades light on F. oxysporum as a new source of multicopper oxidases, enzymes with possible high redox potential and broad perspective in biotechnological applications.
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Affiliation(s)
- Natalia Kwiatos
- Institute of Technical Biochemistry, Faculty of Biotechnology and Food Sciences, Lodz University of Technology Lodz, Poland
| | - Małgorzata Ryngajłło
- Institute of Technical Biochemistry, Faculty of Biotechnology and Food Sciences, Lodz University of Technology Lodz, Poland
| | - Stanisław Bielecki
- Institute of Technical Biochemistry, Faculty of Biotechnology and Food Sciences, Lodz University of Technology Lodz, Poland
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Brissos V, Ferreira M, Grass G, Martins LO. Turning a Hyperthermostable Metallo-Oxidase into a Laccase by Directed Evolution. ACS Catal 2015. [DOI: 10.1021/acscatal.5b00771] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/26/2022]
Affiliation(s)
- Vânia Brissos
- Instituto
de Tecnologia Química e Biológica António Xavier, Universidade Nova de Lisboa, Av da República, 2780-157 Oeiras, Portugal
| | - Maura Ferreira
- Instituto
de Tecnologia Química e Biológica António Xavier, Universidade Nova de Lisboa, Av da República, 2780-157 Oeiras, Portugal
| | - Gregor Grass
- Bundeswehr
Institute of Microbiology, DZIF, Partner Site of German Center for Infection Research, Neuherbergstrasse 11, Munich DE 80937, Germany
| | - Lígia O. Martins
- Instituto
de Tecnologia Química e Biológica António Xavier, Universidade Nova de Lisboa, Av da República, 2780-157 Oeiras, Portugal
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Gargiulo V, Alfè M, Capua RD, Togna AR, Cammisotto V, Fiorito S, Musto A, Navarra A, Parisi S, Pezzella A. Supplementing π-systems: eumelanin and graphene-like integration towards highly conductive materials for the mammalian cell culture bio-interface. J Mater Chem B 2015; 3:5070-5079. [DOI: 10.1039/c5tb00343a] [Citation(s) in RCA: 30] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Abstract
Eumelanin and graphene-like integration towards a competitive exploitation in the materials science of the melanic human pigment.
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Affiliation(s)
| | - Michela Alfè
- Istituto di Ricerche sulla Combustione (IRC) – CNR
- I-80125 Naples
- Italy
| | - Roberto Di Capua
- Dipartimento di Fisica
- Università di Napoli Federico II via Cintia
- Naples
- Italy
- CNR-SPIN via Cintia
| | - Anna Rita Togna
- Department of Physiology and Pharmacology “Vittorio Erspamer”
- Sapienza University of Rome
- 00185 Rome
- Italy
| | - Vittoria Cammisotto
- Department of Physiology and Pharmacology “Vittorio Erspamer”
- Sapienza University of Rome
- 00185 Rome
- Italy
| | - Silvana Fiorito
- Department of Clinical Medicine
- Sapienza University of Rome
- 00185 Rome
- Italy
- Inst. of Translational Pharmacology
| | - Anna Musto
- Department of Molecular Medicine and Medical Biotechnology
- University of Naples “Federico II”
- Naples
- 5- 80131- Napoli
- Italy
| | - Angelica Navarra
- Department of Molecular Medicine and Medical Biotechnology
- University of Naples “Federico II”
- Naples
- 5- 80131- Napoli
- Italy
| | - Silvia Parisi
- Department of Molecular Medicine and Medical Biotechnology
- University of Naples “Federico II”
- Naples
- 5- 80131- Napoli
- Italy
| | - Alessandro Pezzella
- Department of Chemical Sciences
- University of Naples “Federico II” Via Cintia 4
- I-80126 Naples
- Italy
- Institute for Polymers, Composites and Biomaterials (IPCB)
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