1
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Tripp A, Braun M, Wieser F, Oberdorfer G, Lechner H. Click, Compute, Create: A Review of Web-based Tools for Enzyme Engineering. Chembiochem 2024:e202400092. [PMID: 38634409 DOI: 10.1002/cbic.202400092] [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: 01/31/2024] [Revised: 04/14/2024] [Accepted: 04/15/2024] [Indexed: 04/19/2024]
Abstract
Enzyme engineering, though pivotal across various biotechnological domains, is often plagued by its time-consuming and labor-intensive nature. This review aims to offer an overview of supportive in silico methodologies for this demanding endeavor. Starting from methods to predict protein structures, to classification of their activity and even the discovery of new enzymes we continue with describing tools used to increase thermostability and production yields of selected targets. Subsequently, we discuss computational methods to modulate both, the activity as well as selectivity of enzymes. Last, we present recent approaches based on cutting-edge machine learning methods to redesign enzymes. With exception of the last chapter, there is a strong focus on methods easily accessible via web-interfaces or simple Python-scripts, therefore readily useable for a diverse and broad community.
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Affiliation(s)
- Adrian Tripp
- Institute of Biochemistry, Graz University of Technology, Petersgasse 12/2, 8010, Graz, Austria
| | - Markus Braun
- Institute of Biochemistry, Graz University of Technology, Petersgasse 12/2, 8010, Graz, Austria
| | - Florian Wieser
- Institute of Biochemistry, Graz University of Technology, Petersgasse 12/2, 8010, Graz, Austria
| | - Gustav Oberdorfer
- Institute of Biochemistry, Graz University of Technology, Petersgasse 12/2, 8010, Graz, Austria
- BioTechMed, Graz, Austria
| | - Horst Lechner
- Institute of Biochemistry, Graz University of Technology, Petersgasse 12/2, 8010, Graz, Austria
- BioTechMed, Graz, Austria
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2
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Kamboj P, Tyagi V. Enzyme-catalyzed addition of diazo compounds to in-situ generated imines. Tetrahedron 2023. [DOI: 10.1016/j.tet.2023.133389] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 04/03/2023]
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3
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Gangaraju D, Raghu AV, Siddalingaiya Gurudutt P. Green synthesis of γ‐aminobutyric acid using permeabilized probiotic
Enterococcus faecium
for biocatalytic application. NANO SELECT 2022. [DOI: 10.1002/nano.202200059] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022] Open
Affiliation(s)
- Divyashri Gangaraju
- Department of Biotechnology M S Ramaiah Institute of Technology Bengaluru India
| | - Anjanapura V. Raghu
- Department of Chemistry Faculty of Engineering and Technology Jain Deemed‐to‐be University Bengaluru India
| | - Prapulla Siddalingaiya Gurudutt
- Microbiology & Fermentation Technology Department CSIR‐Central Food Technological Research Institute (CSIR‐CFTRI) Mysuru India
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4
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Wang Q, Geng S, Wang L, Wen Z, Sun X, Huang H. Bacterial mandelic acid degradation pathway and its application in biotechnology. J Appl Microbiol 2022; 133:273-286. [PMID: 35294082 DOI: 10.1111/jam.15529] [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: 05/06/2021] [Revised: 12/22/2021] [Accepted: 03/09/2022] [Indexed: 11/28/2022]
Abstract
Mandelic acid and its derivatives are an important class of chemical synthetic blocks, which is widely used in drug synthesis and stereochemistry research. In nature, mandelic acid degradation pathway has been widely identified and analyzed as a representative pathway of aromatic compounds degradation. The most studied mandelic acid degradation pathway from Pseudomonas putida consists of mandelate racemase, S-mandelate dehydrogenase, benzoylformate decarboxylase, benzaldehyde dehydrogenase and downstream benzoic acid degradation pathways. Because of the ability to catalyze various reactions of aromatic substrates, pathway enzymes have been widely used in biocatalysis, kinetic resolution, chiral compounds synthesis or construction of new metabolic pathways. In this paper, the physiological significance and the existing range of the mandelic acid degradation pathway were introduced first. Then each of the enzymes in the pathway is reviewed one by one, including the researches on enzymatic properties and the applications in biotechnology as well as efforts that have been made to modify the substrate specificity or improving catalytic activity by enzyme engineering to adapt different applications. The composition of the important metabolic pathway of bacterial mandelic acid degradation pathway as well as the researches and applications of pathway enzymes is summarized in this review for the first time.
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Affiliation(s)
- Qingzhuo Wang
- School of Food Science and Pharmaceutical Engineering, Nanjing Normal University, 2# Xuelin Road, Qixia District, Nanjing, People's Republic of China
| | - Shanshan Geng
- School of Food Science and Pharmaceutical Engineering, Nanjing Normal University, 2# Xuelin Road, Qixia District, Nanjing, People's Republic of China
| | - Lingru Wang
- School of Food Science and Pharmaceutical Engineering, Nanjing Normal University, 2# Xuelin Road, Qixia District, Nanjing, People's Republic of China
| | - Zhiqiang Wen
- School of Food Science and Pharmaceutical Engineering, Nanjing Normal University, 2# Xuelin Road, Qixia District, Nanjing, People's Republic of China
| | - Xiaoman Sun
- School of Food Science and Pharmaceutical Engineering, Nanjing Normal University, 2# Xuelin Road, Qixia District, Nanjing, People's Republic of China
| | - He Huang
- School of Food Science and Pharmaceutical Engineering, Nanjing Normal University, 2# Xuelin Road, Qixia District, Nanjing, People's Republic of China.,College of Biotechnology and Pharmaceutical Engineering, Nanjing Tech University, No. 30 South Puzhu Road, Nanjing, People's Republic of China
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5
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Findrik Blažević Z, Milčić N, Sudar M, Majerić Elenkov M. Halohydrin Dehalogenases and Their Potential in Industrial Application – A Viewpoint of Enzyme Reaction Engineering. Adv Synth Catal 2020. [DOI: 10.1002/adsc.202000984] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
- Zvjezdana Findrik Blažević
- University of Zagreb Faculty of Chemical Engineering and Technology Savska c. 16 HR-10000 Zagreb Croatia
| | - Nevena Milčić
- University of Zagreb Faculty of Chemical Engineering and Technology Savska c. 16 HR-10000 Zagreb Croatia
| | - Martina Sudar
- University of Zagreb Faculty of Chemical Engineering and Technology Savska c. 16 HR-10000 Zagreb Croatia
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6
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Vakarov SA, Gruzdev DA, Levit GL, Krasnov VP, Charushin VN, Chupakhin ON. Synthesis of enantiomerically pure 2-aryloxy carboxylic acids and their derivatives. RUSSIAN CHEMICAL REVIEWS 2019. [DOI: 10.1070/rcr4893] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Abstract
Recent publications on the key preparation methods of the enantiomers of 2-aryloxy carboxylic acids are summarized and comparative analysis of the methods is given. The information is arranged according to the type of the starting compound, being classified into syntheses from enantiomerically pure chiral precursors and syntheses from prochiral precursors, which imply generation of an asymmetric centre in the substrate molecule. Data on the chemical resolution of racemic mixtures of the title compounds are addressed in a separate Section. Attention is focused on the preparation of practically valuable 2-aryloxy acids. Examples of biologically active derivatives of 2-aryloxy carboxylic acids are given.
The bibliography includes 121 references.
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7
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Jimenez DEQ, Barreiro JC, Dos Santos FM, de Vasconcellos SP, Porto ALM, Batista JM. Enantioselective ene-reduction of E-2-cyano-3-(furan-2-yl) acrylamide by marine and terrestrial fungi and absolute configuration of (R)-2-cyano-3-(furan-2-yl) propanamide determined by calculations of electronic circular dichroism (ECD) spectra. Chirality 2019; 31:534-542. [PMID: 31197903 DOI: 10.1002/chir.23078] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/21/2019] [Revised: 04/09/2019] [Accepted: 04/11/2019] [Indexed: 11/07/2022]
Abstract
This work reports the green organic chemistry synthesis of E-2-cyano-3(furan-2-yl) acrylamide under microwave radiation (55 W), as well as the use of filamentous marine and terrestrial-derived fungi, in the first ene-reduction of 2-cyano-3-(furan-2-yl) acrylamide to (R)-2-cyano-3-(furan-2-yl)propanamide. The fungal strains screened included Penicillium citrinum CBMAI 1186, Trichoderma sp. CBMAI 932 and Aspergillus sydowii CBMAI 935, and the filamentous terrestrial fungi Aspergillus sp. FPZSP 146 and Aspergillus sp. FPZSP 152. A compound with an uncommon CN-bearing stereogenic center at the α-C position was obtained by enantioselective reactions mediated in the presence of the microorganisms yielding the (R)-2-cyano-3-(furan-2-yl) propanamide 3a. Its isolated yield and e.e. ranged from 86% to 98% and 39% to 99%, respectively. The absolute configuration of the biotransformation products was determined by time-dependent density functional theory (TD-DFT) calculations of electronic circular dichroism (ECD) spectra. Finally, the tautomerization of 2-cyano-3-(furan-2-yl) propanamide 3a to form an achiral ketenimine was observed and investigated in presence of protic solvents.
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Affiliation(s)
- David E Q Jimenez
- Departamento de Química, Universidade Federal do Amapá, Macapá, Brazil.,Laboratório de Química Orgânica e Biocatálise, Instituto de Química de São Carlos, Universidade de São Paulo - USP, São Carlos, Brazil
| | - Juliana C Barreiro
- Laboratório de Química Orgânica e Biocatálise, Instituto de Química de São Carlos, Universidade de São Paulo - USP, São Carlos, Brazil
| | - Fernando M Dos Santos
- Departamento de Química Orgânica, Instituto de Química, Universidade Federal Fluminense, Niterói, Brazil
| | - Suzan P de Vasconcellos
- Departamento de Ciências Farmacêuticas, Universidade Federal de São Paulo-UNIFESP, Diadema, Brazil
| | - André L M Porto
- Laboratório de Química Orgânica e Biocatálise, Instituto de Química de São Carlos, Universidade de São Paulo - USP, São Carlos, Brazil
| | - João M Batista
- Instituto de Ciência e Tecnologia, Universidade Federal de São Paulo-UNIFESP, São José dos Campos, Brazil
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8
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Li RJ, Li A, Zhao J, Chen Q, Li N, Yu HL, Xu JH. Engineering P450LaMO stereospecificity and product selectivity for selective C–H oxidation of tetralin-like alkylbenzenes. Catal Sci Technol 2018. [DOI: 10.1039/c8cy01448e] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/21/2023]
Abstract
Via Phe scanning based protein engineering, P450LaMO increased enantioselectivity to er 98 : 2 and product selectivity, alcohol : ketone, to ak 99 : 1.
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Affiliation(s)
- Ren-Jie Li
- State Key Laboratory of Bioreactor Engineering
- Shanghai Collaborative Innovation Center for Biomanufacturing
- East China University of Science and Technology
- Shanghai 200237
- P. R. China
| | - Aitao Li
- Hubei Collaborative Innovation Center for Green Transformation of Bio-resources
- Hubei Key Laboratory of Industrial Biotechnology
- College of Life Sciences
- Hubei University
- Wuhan 430062
| | - Jing Zhao
- Tianjin Institute of Industrial Biotechnology
- Chinese Academy of Sciences
- Tianjin 300308
- P. R. China
| | - Qi Chen
- State Key Laboratory of Bioreactor Engineering
- Shanghai Collaborative Innovation Center for Biomanufacturing
- East China University of Science and Technology
- Shanghai 200237
- P. R. China
| | - Ning Li
- State Key Laboratory of Pulp and Paper Engineering
- College of Light Industry and Food Sciences
- South China University of Technology
- Guangzhou
- China
| | - Hui-Lei Yu
- State Key Laboratory of Bioreactor Engineering
- Shanghai Collaborative Innovation Center for Biomanufacturing
- East China University of Science and Technology
- Shanghai 200237
- P. R. China
| | - Jian-He Xu
- State Key Laboratory of Bioreactor Engineering
- Shanghai Collaborative Innovation Center for Biomanufacturing
- East China University of Science and Technology
- Shanghai 200237
- P. R. China
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9
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Lopez S, Rondot L, Leprêtre C, Marchi-Delapierre C, Ménage S, Cavazza C. Cross-Linked Artificial Enzyme Crystals as Heterogeneous Catalysts for Oxidation Reactions. J Am Chem Soc 2017; 139:17994-18002. [PMID: 29148757 DOI: 10.1021/jacs.7b09343] [Citation(s) in RCA: 31] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/03/2023]
Abstract
Designing systems that merge the advantages of heterogeneous catalysis, enzymology, and molecular catalysis represents the next major goal for sustainable chemistry. Cross-linked enzyme crystals display most of these essential assets (well-designed mesoporous support, protein selectivity, and molecular recognition of substrates). Nevertheless, a lack of reaction diversity, particularly in the field of oxidation, remains a constraint for their increased use in the field. Here, thanks to the design of cross-linked artificial nonheme iron oxygenase crystals, we filled this gap by developing biobased heterogeneous catalysts capable of oxidizing carbon-carbon double bonds. First, reductive O2 activation induces selective oxidative cleavage, revealing the indestructible character of the solid catalyst (at least 30 000 turnover numbers without any loss of activity). Second, the use of 2-electron oxidants allows selective and high-efficiency hydroxychlorination with thousands of turnover numbers. This new technology by far outperforms catalysis using the inorganic complexes alone, or even the artificial enzymes in solution. The combination of easy catalyst synthesis, the improvement of "omic" technologies, and automation of protein crystallization makes this strategy a real opportunity for the future of (bio)catalysis.
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Affiliation(s)
- Sarah Lopez
- Université Grenoble-Alpes , Grenoble F-38000, France.,CEA, BIG, Laboratory of Chemistry and Biology of Metals, BioCE and BioCat group , Grenoble F-38054, France.,CNRS, UMR5249 , Grenoble F-38054, France
| | - Laurianne Rondot
- Université Grenoble-Alpes , Grenoble F-38000, France.,CEA, BIG, Laboratory of Chemistry and Biology of Metals, BioCE and BioCat group , Grenoble F-38054, France.,CNRS, UMR5249 , Grenoble F-38054, France
| | - Chloé Leprêtre
- Université Grenoble-Alpes , Grenoble F-38000, France.,CEA, BIG, Laboratory of Chemistry and Biology of Metals, BioCE and BioCat group , Grenoble F-38054, France.,CNRS, UMR5249 , Grenoble F-38054, France
| | - Caroline Marchi-Delapierre
- Université Grenoble-Alpes , Grenoble F-38000, France.,CEA, BIG, Laboratory of Chemistry and Biology of Metals, BioCE and BioCat group , Grenoble F-38054, France.,CNRS, UMR5249 , Grenoble F-38054, France
| | - Stéphane Ménage
- Université Grenoble-Alpes , Grenoble F-38000, France.,CEA, BIG, Laboratory of Chemistry and Biology of Metals, BioCE and BioCat group , Grenoble F-38054, France.,CNRS, UMR5249 , Grenoble F-38054, France
| | - Christine Cavazza
- Université Grenoble-Alpes , Grenoble F-38000, France.,CEA, BIG, Laboratory of Chemistry and Biology of Metals, BioCE and BioCat group , Grenoble F-38054, France.,CNRS, UMR5249 , Grenoble F-38054, France
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10
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Cerioli L, Planchestainer M, Cassidy J, Tessaro D, Paradisi F. Characterization of a novel amine transaminase from Halomonas elongata. ACTA ACUST UNITED AC 2015. [DOI: 10.1016/j.molcatb.2015.07.009] [Citation(s) in RCA: 57] [Impact Index Per Article: 6.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
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11
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Panizza P, Cesarini S, Diaz P, Rodríguez Giordano S. Saturation mutagenesis in selected amino acids to shift Pseudomonas sp. acidic lipase Lip I.3 substrate specificity and activity. Chem Commun (Camb) 2015; 51:1330-3. [PMID: 25482450 DOI: 10.1039/c4cc08477b] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Several Pseudomonas sp. CR611 Lip I.3 mutants with overall increased activity and a shift towards longer chain substrates were constructed. Substitution of residues Y29 and W310 by smaller amino acids provided increased activity on C18-substrates. Residues G152 and S154, modified to study their influence on interfacial activation, displayed a five and eleven fold increased activity.
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Affiliation(s)
- Paola Panizza
- Bioscience Department, Facultad de Química, Universidad de la República (UdelaR), Montevideo, Uruguay.
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12
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Gao P, Li A, Lee HH, Wang DIC, Li Z. Enhancing Enantioselectivity and Productivity of P450-Catalyzed Asymmetric Sulfoxidation with an Aqueous/Ionic Liquid Biphasic System. ACS Catal 2014. [DOI: 10.1021/cs5010344] [Citation(s) in RCA: 34] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/01/2023]
Affiliation(s)
- Pengfei Gao
- Department
of Chemical and Biomolecular Engineering, National University of Singapore, 4 Engineering Drive 4, Singapore, Singapore 117585
- Singapore−MIT
Alliance, National University of Singapore, 4 Engineering Drive 3, Singapore, Singapore 117583
| | - Aitao Li
- Department
of Chemical and Biomolecular Engineering, National University of Singapore, 4 Engineering Drive 4, Singapore, Singapore 117585
| | - Heng Hiang Lee
- Department
of Chemical and Biomolecular Engineering, National University of Singapore, 4 Engineering Drive 4, Singapore, Singapore 117585
| | - Daniel I. C. Wang
- Singapore−MIT
Alliance, National University of Singapore, 4 Engineering Drive 3, Singapore, Singapore 117583
- Department
of Chemical Engineering, Massachusetts Institute of Technology, 77 Massachusetts
Avenue, Cambridge, Massachusetts 02139, United States
| | - Zhi Li
- Department
of Chemical and Biomolecular Engineering, National University of Singapore, 4 Engineering Drive 4, Singapore, Singapore 117585
- Singapore−MIT
Alliance, National University of Singapore, 4 Engineering Drive 3, Singapore, Singapore 117583
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13
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Tuning of essential oil properties by enzymatic treatment: towards sustainable processes for the generation of new fragrance ingredients. Molecules 2014; 19:9203-14. [PMID: 24988189 PMCID: PMC6271872 DOI: 10.3390/molecules19079203] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/22/2014] [Revised: 06/18/2014] [Accepted: 06/23/2014] [Indexed: 11/17/2022] Open
Abstract
In this review, several strategies of modification of essential oils by enzymatic treatment are presented. Being either applied before or after the production of the essential oil, enzymatic methods are shown to be particularly adapted to attain the required selectivity, specificity and efficiency in sustainable processes delivering products eligible for the natural grade. Examples dealing with the optimization of the properties of essential oils in terms of biological activity, odor and safety are provided, and it is likely that these strategies will address other type of properties in the future, such as the physico-chemical properties, for example.
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14
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The fusions of elastin-like polypeptides and xylanase self-assembled into insoluble active xylanase particles. J Biotechnol 2014; 177:60-6. [PMID: 24613298 DOI: 10.1016/j.jbiotec.2014.02.020] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/10/2013] [Revised: 02/21/2014] [Accepted: 02/22/2014] [Indexed: 11/23/2022]
Abstract
We fused the genes of elastin-like polypeptides (ELPs) and xylanase and then expressed them in Escherichia coli. Unexpectedly, the fusion proteins self-assembled into insoluble active particles as the ELPs underwent a hardly reversible phase transition. The specific activity of the particles was 92% of the native counterparts, which means it can act as a pull-down handler for converting soluble proteins into active aggregates. We evaluated the characterizations of the insoluble active xylanase particles in detail and the results were encouraging. The pH optimum (6.0) of the particles was the same as the free one, but the optimum pH range was 5-7, while the free xylanase was 6-7. The free xylanase had an optimum temperature of 50°C, whereas the insoluble active xylanase particles shifted to 70°C. The pH stability, thermostability and storage stability of the xylanase particles increased significantly when compared with the free xylanase. We also observed an increase of the Km values of the free xylanase from 0.374gL(-1) to 0.980gL(-1) at the insoluble state. The considerable higher activity and stability of the xylanase particles were much like immobilized xylanases and could be valuable for its industrial application.
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15
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Nestl BM, Hammer SC, Nebel BA, Hauer B. New generation of biocatalysts for organic synthesis. Angew Chem Int Ed Engl 2014; 53:3070-95. [PMID: 24520044 DOI: 10.1002/anie.201302195] [Citation(s) in RCA: 235] [Impact Index Per Article: 23.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/15/2013] [Indexed: 02/04/2023]
Abstract
The use of enzymes as catalysts for the preparation of novel compounds has received steadily increasing attention over the past few years. High demands are placed on the identification of new biocatalysts for organic synthesis. The catalysis of more ambitious reactions reflects the high expectations of this field of research. Enzymes play an increasingly important role as biocatalysts in the synthesis of key intermediates for the pharmaceutical and chemical industry, and new enzymatic technologies and processes have been established. Enzymes are an important part of the spectrum of catalysts available for synthetic chemistry. The advantages and applications of the most recent and attractive biocatalysts--reductases, transaminases, ammonia lyases, epoxide hydrolases, and dehalogenases--will be discussed herein and exemplified by the syntheses of interesting compounds.
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Affiliation(s)
- Bettina M Nestl
- Technische Biochemie, Universität Stuttgart, Stuttgart (Germany)
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16
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Nestl BM, Hammer SC, Nebel BA, Hauer B. Biokatalysatoren für die organische Synthese - die neue Generation. Angew Chem Int Ed Engl 2014. [DOI: 10.1002/ange.201302195] [Citation(s) in RCA: 65] [Impact Index Per Article: 6.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
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17
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Ramilijaona J, Raynaud E, Bouhlel C, Sarrazin E, Fernandez X, Antoniotti S. Enzymatic Modification of Palmarosa Essential Oil: Chemical Analysis and Olfactory Evaluation of Acylated Products. Chem Biodivers 2013; 10:2291-301. [DOI: 10.1002/cbdv.201300241] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/19/2013] [Indexed: 11/06/2022]
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18
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Yu X, Wang X, Engel PC. The specificity and kinetic mechanism of branched-chain amino acid aminotransferase fromEscherichia colistudied with a new improved coupled assay procedure and the enzyme's potential for biocatalysis. FEBS J 2013; 281:391-400. [DOI: 10.1111/febs.12609] [Citation(s) in RCA: 28] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/09/2013] [Revised: 11/03/2013] [Accepted: 11/07/2013] [Indexed: 11/27/2022]
Affiliation(s)
- Xuejing Yu
- School of Biomolecular and Biomedical Science; Conway Institute; University College Dublin; Ireland
| | - Xingguo Wang
- Faculty of Life Science; Hubei University; Wuhan China
| | - Paul C. Engel
- School of Biomolecular and Biomedical Science; Conway Institute; University College Dublin; Ireland
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19
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Raj H, Szymanski W, de Villiers J, Puthan Veetil V, Quax WJ, Shimamoto K, Janssen DB, Feringa BL, Poelarends GJ. Kinetic resolution and stereoselective synthesis of 3-substituted aspartic acids by using engineered methylaspartate ammonia lyases. Chemistry 2013; 19:11148-52. [PMID: 23852946 DOI: 10.1002/chem.201301832] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/13/2013] [Indexed: 12/20/2022]
Abstract
Enzymatic amino acid synthesis: Kinetic resolution and asymmetric synthesis of various valuable 3-substituted aspartic acids, which were obtained in fair to good yields with diastereomeric ratio values of up to >98:2 and enantiomeric excess values of up to >99 %, by using engineered methylaspartate ammonia lyases are described. These biocatalytic methodologies for the selective preparation of aspartic acid derivatives appear to be attractive alternatives for existing chemical methods.
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Affiliation(s)
- Hans Raj
- Department of Pharmaceutical Biology, Groningen Research Institute of Pharmacy, University of Groningen, Antonius Deusinglaan 1, 9713 AV Groningen, The Netherlands
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20
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Leitgeb M, Čolnik M, Primožič M, Zalar P, Cimerman NG, Knez Ž. Activity of cellulase and α-amylase from Hortaea werneckii after cell treatment with supercritical carbon dioxide. J Supercrit Fluids 2013. [DOI: 10.1016/j.supflu.2013.03.029] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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21
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Abrahamson MJ, Wong JW, Bommarius AS. The Evolution of an Amine Dehydrogenase Biocatalyst for the Asymmetric Production of Chiral Amines. Adv Synth Catal 2013. [DOI: 10.1002/adsc.201201030] [Citation(s) in RCA: 110] [Impact Index Per Article: 10.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
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22
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Yu X, Bresser J, Schall I, Djurdjevic I, Buckel W, Wang X, Engel PC. Development of a satisfactory and general continuous assay for aminotransferases by coupling with (R)-2-hydroxyglutarate dehydrogenase. Anal Biochem 2012; 431:127-31. [PMID: 23000002 DOI: 10.1016/j.ab.2012.09.009] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/23/2012] [Revised: 09/03/2012] [Accepted: 09/06/2012] [Indexed: 11/29/2022]
Abstract
A continuous general spectrophotometric assay for measuring the activity of aminotransferases has been developed. It is based on the transamination of a keto compound (amino acceptor) and l-glutamate (amino donor), yielding the corresponding amino compound and 2-oxoglutarate. The rate of formation of 2-oxoglutarate is measured in a coupled reaction with overproduced recombinant nicotinamide adenine dinucleotide (NAD(+))-dependent (R)-2-hydroxyglutarate dehydrogenase from Acidaminococcus fermentans, with the rate of absorbance decrease at 340nm indirectly reflecting the aminotransferase activity. This new method allows continuous monitoring of the course of transamination. Because glutamate and 2-oxoglutarate are obligatory participants in most biological transamination reactions, a coupled assay based on measuring the formation of 2-oxoglutarate has very wide applicability. The article demonstrates its utility with branched-chain amino acid aminotransferase and l-valine:pyruvate aminotransferase.
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Affiliation(s)
- Xuejing Yu
- School of Biomolecular and Biomedical Science, Conway Institute, University College Dublin, Belfield, Dublin 4, Ireland
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Lievano R, Pérez HI, Manjarrez N, Solís A, Solís-Oba M. Hydrolysis of ibuprofen nitrile and ibuprofen amide and deracemisation of ibuprofen using Nocardia corallina B-276. Molecules 2012; 17:3148-54. [PMID: 22410421 PMCID: PMC6268212 DOI: 10.3390/molecules17033148] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/31/2012] [Revised: 03/06/2012] [Accepted: 03/07/2012] [Indexed: 11/24/2022] Open
Abstract
A novel application of whole cells of Nocardia corallina B-276 for the deracemisation of ibuprofen is reported. This microorganism successfully hydrolysed ibuprofen nitrile to ibuprofen amide, and ibuprofen amide to ibuprofen, using a suspension of cells in a potassium phosphate buffer solution (0.1 M, pH = 7.0). These results can be explained by the presence of NHase and amidase enzymes, but the reactions are not enantioselective and low ee values were obtained. However, (R)-ibuprofen was isolated with > 99% ee by a deracemisation process catalysed by N. corallina B-276. This is the first report of this kind of catalysis with this microorganism.
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Affiliation(s)
- Ricardo Lievano
- Departamento de Sistemas Biológicos, Universidad Autónoma Metropolitana Unidad Xochimilco, Calzada del Hueso No. 1100, Col. Villa Quietud, Delegación Coyoacán, C.P. 04960 México, D.F., Mexico
| | - Herminia Inés Pérez
- Departamento de Sistemas Biológicos, Universidad Autónoma Metropolitana Unidad Xochimilco, Calzada del Hueso No. 1100, Col. Villa Quietud, Delegación Coyoacán, C.P. 04960 México, D.F., Mexico
| | - Norberto Manjarrez
- Departamento de Sistemas Biológicos, Universidad Autónoma Metropolitana Unidad Xochimilco, Calzada del Hueso No. 1100, Col. Villa Quietud, Delegación Coyoacán, C.P. 04960 México, D.F., Mexico
| | - Aida Solís
- Departamento de Sistemas Biológicos, Universidad Autónoma Metropolitana Unidad Xochimilco, Calzada del Hueso No. 1100, Col. Villa Quietud, Delegación Coyoacán, C.P. 04960 México, D.F., Mexico
| | - Myrna Solís-Oba
- Centro de Investigación en Biotecnología Ambiental, Instituto Politécnico Nacional, Carretera Estatal Santa Inés Tecuexcomac-Tepetitla Km 1.5, C.P. 90700, Tlaxcala, Mexico
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Si D, Urano N, Nozaki S, Honda K, Shimizu S, Kataoka M. l-Pantoyl lactone dehydrogenase from Rhodococcus erythropolis: genetic analyses and application to the stereospecific oxidation of l-pantoyl lactone. Appl Microbiol Biotechnol 2012; 95:431-40. [DOI: 10.1007/s00253-012-3970-y] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/06/2012] [Revised: 02/13/2012] [Accepted: 02/13/2012] [Indexed: 11/29/2022]
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Zhang D, Ren C, Yang W, Deng J. Helical Polymer as Mimetic Enzyme Catalyzing Asymmetric Aldol Reaction. Macromol Rapid Commun 2012; 33:652-7. [DOI: 10.1002/marc.201100826] [Citation(s) in RCA: 54] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/03/2011] [Revised: 01/09/2012] [Indexed: 11/05/2022]
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Wong OY, Mulcrone AE, Silverman SK. DNA-catalyzed reductive amination. Angew Chem Int Ed Engl 2011; 50:11679-84. [PMID: 21994131 DOI: 10.1002/anie.201104976] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/15/2011] [Revised: 09/22/2011] [Indexed: 11/12/2022]
Affiliation(s)
- On Yi Wong
- Department of Chemistry, University of Illinois at Urbana-Champaign, 600 South Mathews Avenue, Urbana, IL 61801, USA
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Brovetto M, Gamenara D, Méndez PS, Seoane GA. C-C bond-forming lyases in organic synthesis. Chem Rev 2011; 111:4346-403. [PMID: 21417217 DOI: 10.1021/cr100299p] [Citation(s) in RCA: 160] [Impact Index Per Article: 12.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]
Affiliation(s)
- Margarita Brovetto
- Grupo de Fisicoquímica Orgánica y Bioprocesos, Departamento de Química Orgánica, DETEMA, Facultad de Química, Universidad de la República (UdelaR), Gral. Flores 2124, 11800 Montevideo, Uruguay
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Muñoz L, Rodriguez AM, Rosell G, Bosch MP, Guerrero A. Enzymatic enantiomeric resolution of phenylethylamines structurally related to amphetamine. Org Biomol Chem 2011; 9:8171-7. [DOI: 10.1039/c1ob06251d] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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Hernáiz M, Alcántara A, García J, Sinisterra J. Applied Biotransformations in Green Solvents. Chemistry 2010; 16:9422-37. [DOI: 10.1002/chem.201000798] [Citation(s) in RCA: 91] [Impact Index Per Article: 6.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
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Truppo MD, Turner NJ. Micro-scale process development of transaminase catalysed reactions. Org Biomol Chem 2010; 8:1280-3. [DOI: 10.1039/b924209k] [Citation(s) in RCA: 38] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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Truppo MD, Rozzell JD, Turner NJ. Efficient Production of Enantiomerically Pure Chiral Amines at Concentrations of 50 g/L Using Transaminases. Org Process Res Dev 2009. [DOI: 10.1021/op900303q] [Citation(s) in RCA: 130] [Impact Index Per Article: 8.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Matthew D. Truppo
- School of Chemistry, University of Manchester, Manchester Interdisciplinary Biocentre, 131 Princess Street, Manchester M17DN, U.K. and Codexis Inc., 129 North Hill Avenue, Pasadena, California 91106, U.S.A
| | - J. David Rozzell
- School of Chemistry, University of Manchester, Manchester Interdisciplinary Biocentre, 131 Princess Street, Manchester M17DN, U.K. and Codexis Inc., 129 North Hill Avenue, Pasadena, California 91106, U.S.A
| | - Nicholas J. Turner
- School of Chemistry, University of Manchester, Manchester Interdisciplinary Biocentre, 131 Princess Street, Manchester M17DN, U.K. and Codexis Inc., 129 North Hill Avenue, Pasadena, California 91106, U.S.A
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Romeh AA, Mekky TM, Ramadan RA, Hendawi MY. Dissipation of profenofos, imidacloprid and penconazole in tomato fruits and products. BULLETIN OF ENVIRONMENTAL CONTAMINATION AND TOXICOLOGY 2009; 83:812-817. [PMID: 19760343 DOI: 10.1007/s00128-009-9852-z] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/26/2008] [Accepted: 08/18/2009] [Indexed: 05/28/2023]
Abstract
An experiment was conducted to evaluate the effects of some technological processes on the residual levels of profenofos, imidacloprid and penconazole in tomato fruits and products. According to their half-life (t (1/2)) values, tomato fruits can be safely harvested for human consumption or for processing purposes 3 days after the spray time of imidacloprid and penconazole and 7 days after in the case of profenofos. Pesticide residues were greatly decreased in tomato juice under cold or hot break compared with that taken from unwashed tomato fruits. A sharp decline in profenofos level was noted after treatment by pectinex ultra SP-L and benzyme M during tomato crushing.
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Affiliation(s)
- Ahmed A Romeh
- Efficient Productivity Institute Plant Production Department, Zagazig University, Zagazig, Egypt.
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Biocatalytic asymmetric amination of carbonyl functional groups - a synthetic biology approach to organic chemistry. Biotechnol J 2009; 4:1420-31. [DOI: 10.1002/biot.200900110] [Citation(s) in RCA: 71] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
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Shitu JO, Chartrain M, Woodley JM. Evaluating the impact of substrate and product concentration on a whole-cell biocatalyst during a Baeyer-Villiger reaction. BIOCATAL BIOTRANSFOR 2009. [DOI: 10.1080/10242420802539046] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/21/2022]
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Antoniotti S, Fernandez X, Duñach E. Reaction design for evaluation of the substrate range of hydrolases. BIOCATAL BIOTRANSFOR 2009. [DOI: 10.1080/10242420701668938] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/22/2022]
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Brandt GS, Kneen MM, Chakraborty S, Baykal AT, Nemeria N, Yep A, Ruby DI, Petsko GA, Kenyon GL, McLeish MJ, Jordan F, Ringe D. Snapshot of a reaction intermediate: analysis of benzoylformate decarboxylase in complex with a benzoylphosphonate inhibitor. Biochemistry 2009; 48:3247-57. [PMID: 19320438 DOI: 10.1021/bi801950k] [Citation(s) in RCA: 30] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
Benzoylformate decarboxylase (BFDC) is a thiamin diphosphate- (ThDP-) dependent enzyme acting on aromatic substrates. In addition to its metabolic role in the mandelate pathway, BFDC shows broad substrate specificity coupled with tight stereo control in the carbon-carbon bond-forming reverse reaction, making it a useful biocatalyst for the production of chiral alpha-hydroxy ketones. The reaction of methyl benzoylphosphonate (MBP), an analogue of the natural substrate benzoylformate, with BFDC results in the formation of a stable analogue (C2alpha-phosphonomandelyl-ThDP) of the covalent ThDP-substrate adduct C2alpha-mandelyl-ThDP. Formation of the stable adduct is confirmed both by formation of a circular dichroism band characteristic of the 1',4'-iminopyrimidine tautomeric form of ThDP (commonly observed when ThDP forms tetrahedral complexes with its substrates) and by high-resolution mass spectrometry of the reaction mixture. In addition, the structure of BFDC with the MBP inhibitor was solved by X-ray crystallography to a spatial resolution of 1.37 A (PDB ID 3FSJ). The electron density clearly shows formation of a tetrahedral adduct between the C2 atom of ThDP and the carbonyl carbon atom of the MBP. This adduct resembles the intermediate from the penultimate step of the carboligation reaction between benzaldehyde and acetaldehyde. The combination of real-time kinetic information via stopped-flow circular dichroism with steady-state data from equilibrium circular dichroism measurements and X-ray crystallography reveals details of the first step of the reaction catalyzed by BFDC. The MBP-ThDP adduct on BFDC is compared to the recently solved structure of the same adduct on benzaldehyde lyase, another ThDP-dependent enzyme capable of catalyzing aldehyde condensation with high stereospecificity.
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Affiliation(s)
- Gabriel S Brandt
- Department of Chemistry, Rosenstiel Basic Medical Sciences Research Center, Brandeis University, Waltham, Massachusetts 02454, USA
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Truppo MD, Turner NJ, Rozzell JD. Efficient kinetic resolution of racemic amines using a transaminase in combination with an amino acid oxidase. Chem Commun (Camb) 2009:2127-9. [DOI: 10.1039/b902995h] [Citation(s) in RCA: 108] [Impact Index Per Article: 7.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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Truppo MD, Rozzell JD, Moore JC, Turner NJ. Rapid screening and scale-up of transaminase catalysed reactions. Org Biomol Chem 2009; 7:395-8. [DOI: 10.1039/b817730a] [Citation(s) in RCA: 141] [Impact Index Per Article: 9.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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Enantioselective enzymatic desymmetrization of prochiral 1,3-diols and enzymatic resolution of monoprotected 1,3-diols based on α-tetralone and related multifunctional scaffolds. ACTA ACUST UNITED AC 2008. [DOI: 10.1016/j.tetasy.2008.10.024] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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Zavrel M, Schmidt T, Michalik C, Ansorge-Schumacher M, Marquardt W, Büchs J, Spiess AC. Mechanistic kinetic model for symmetric carboligations using benzaldehyde lyase. Biotechnol Bioeng 2008; 101:27-38. [DOI: 10.1002/bit.21867] [Citation(s) in RCA: 31] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
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de María PD, Stillger T, Pohl M, Kiesel M, Liese A, Gröger H, Trauthwein H. Enantioselective CC Bond Ligation Using RecombinantEscherichia coli-Whole-Cell Biocatalysts. Adv Synth Catal 2008. [DOI: 10.1002/adsc.200700230] [Citation(s) in RCA: 34] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
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Comparison of the l-malic acid production by isolated fumarase and fumarase in permeabilized baker's yeast cells. Enzyme Microb Technol 2007. [DOI: 10.1016/j.enzmictec.2007.05.007] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
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Dalal S, Sharma A, Gupta MN. A multipurpose immobilized biocatalyst with pectinase, xylanase and cellulase activities. Chem Cent J 2007; 1:16. [PMID: 17880745 PMCID: PMC1994061 DOI: 10.1186/1752-153x-1-16] [Citation(s) in RCA: 67] [Impact Index Per Article: 3.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/10/2007] [Accepted: 06/08/2007] [Indexed: 11/10/2022] Open
Abstract
BACKGROUND The use of immobilized enzymes for catalyzing various biotransformations is now a widely used approach. In recent years, cross-linked enzyme aggregates (CLEAs) have emerged as a novel and versatile biocatalyst design. The present work deals with the preparation of a CLEA from a commercial preparation, Pectinex Ultra SP-L, which contains pectinase, xylanase and cellulase activities. The CLEA obtained could be used for any of the enzyme activities. The CLEA was characterized in terms of kinetic parameters, thermal stability and reusability in the context of all the three enzyme activities. RESULTS Complete precipitation of the three enzyme activities was obtained with n-propanol. When resulting precipitates were subjected to cross-linking with 5 mM glutaraldehyde, the three activities initially present (pectinase, xylanase and cellulase) were completely retained after cross-linking. The V(max)/K(m) values were increased from 11, 75 and 16 to 14, 80 and 19 in case of pectinase, xylanase and cellulase activities respectively. The thermal stability was studied at 50 degrees C, 60 degrees C and 70 degrees C for pectinase, xylanase and cellulase respectively. Half-lives were improved from 17, 22 and 32 minutes to 180, 82 and 91 minutes for pectinase, xylanase and cellulase respectively. All three of the enzymes in CLEA could be reused three times without any loss of activity. CONCLUSION A single multipurpose biocatalyst has been designed which can be used for carrying out three different and independent reactions; 1) hydrolysis of pectin, 2) hydrolysis of xylan and 3) hydrolysis of cellulose. The preparation is more stable at higher temperatures as compared to the free enzymes.
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Affiliation(s)
- Sohel Dalal
- Chemistry Department, Indian Institute of Technology Delhi, Hauz Khas, New Delhi 110016, India
| | - Aparna Sharma
- Chemistry Department, Indian Institute of Technology Delhi, Hauz Khas, New Delhi 110016, India
| | - Munishwar Nath Gupta
- Chemistry Department, Indian Institute of Technology Delhi, Hauz Khas, New Delhi 110016, India
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Gill II, Das J, Patel RN. Enantioselective enzymatic acylation of 1-(3′-bromophenyl)ethylamine. ACTA ACUST UNITED AC 2007. [DOI: 10.1016/j.tetasy.2007.05.039] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
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Pollard DJ, Woodley JM. Biocatalysis for pharmaceutical intermediates: the future is now. Trends Biotechnol 2007; 25:66-73. [PMID: 17184862 DOI: 10.1016/j.tibtech.2006.12.005] [Citation(s) in RCA: 443] [Impact Index Per Article: 26.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/28/2006] [Revised: 10/27/2006] [Accepted: 12/06/2006] [Indexed: 11/19/2022]
Abstract
Biocatalysis is continuing to gain momentum and is now becoming a key component in the toolbox of the process chemist, with a place alongside chemocatalysis and chromatographic separations. The pharmaceutical industry demands a speed of development that must be on a parallel with conventional chemistry and high optical purity for complex compounds with multiple chiral centres. This review describes how these demands are being addressed to make biocatalysis successful, particularly by the use of micro-scale technology for high-speed catalyst screening and process development alongside discipline integration of biology and engineering with chemistry. Developments in recombinant technology will further expand the repertoire of biocatalysis in the coming years to new chemistries and enable catalyst design to fit the process. Further development of biocatalysis for green chemistry and high productivity processes can also be expected.
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Affiliation(s)
- David J Pollard
- Process Research, Merck Research Laboratories, Merck and Co, PO Box 2000, Rahway, NJ 07065, USA
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