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1 Enzymes and Their Synthetic Applications: An Overview. |
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1.3 Enzyme Discovery and Optimization. |
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1.5 Enzymes and Synthetic Applications. |
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1.5.1 Ketoreductases (EC 1.1.1.2). |
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1.5.2 Enoate Reductases or Ene Reductases (EC 1.3.1.16). |
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1.5.3 Oxygenases (EC. xxxx). |
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1.5.4 Alcohol Oxidases (EC 1.1.3.X). |
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1.5.5 Peroxidases (EC 1.11.1.X). |
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1.5.6 Halogenases (EC. xxxx). |
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1.5.7 Nitrilases (EC 3.5.5.1). |
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1.5.8 Nitrile Hydratases (EC 4.2.1.84). |
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1.5.9 Epoxide Hydrolases (EC 3.3.2.X). |
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1.5.10 !-Transaminases (EC 2.6.1.X). |
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1.5.11 Hydroxynitrile Lyases (EC 4.1.2.X). |
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1.5.12 Aldolases (EC. xxxx). |
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1.5.13 Glycosidases (EC. xxxx). |
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1.5.14 Glycosyltransferase (EC. xxxx). |
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2 Expression Hosts for Enzyme Discovery and Production. |
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2.2 How to Choose an Expression System. |
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2.3 Prokaryotic Expression Systems. |
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2.3.1 Posttranslational Modification in Prokaryotes. |
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2.3.4 Pseudomonas fluorescens. |
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2.3.5 Other Prokaryotic Expression Systems. |
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2.4 Eukaryotic Expression Systems. |
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2.4.3 Insect/Baculovirus System. |
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2.4.4 Mammalian Cell Cultures. |
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2.4.5 Other Expression Systems. |
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2.5 Cell-Free Expression Systems. |
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3 Directed Enzyme Evolution and High-Throughput Screening. |
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3.2 Directed Evolution Library Creation Strategies. |
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3.2.1 Random and Semi-Rational Mutagenesis. |
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3.3 Directed Evolution Library Screening/Selection Methods. |
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3.3.1 In Vivo Methods: Genetic Complementation. |
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3.3.2 In Vivo Methods: Chemical Complementation. |
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3.3.3 In Vivo Methods: Surface Display. |
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3.3.4 In Vitro Methods: Lysate Assay. |
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3.3.5 In Vitro Methods: Ribosome Display. |
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3.3.6 In Vitro Methods: In Vitro Compartmentalization. |
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3.3.7 Equipment/Automation. |
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3.4 Selected Industrial Examples. |
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3.4.3 Substrate Specificity. |
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3.4.4 Product Specificity. |
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3.4.5 Enantioselectivity. |
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3.5 Conclusions and Future Directions. |
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4 Applications of Reaction Engineering to Industrial Biotransformations. |
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4.2 Metabolic Bioconversion. |
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4.3 Enzymatic Biotransformations. |
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4.3.1 Cofactor Regeneration. |
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4.3.3 Equilibrium Conversion. |
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4.3.4 By-Product Formation. |
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4.3.5 Substrate Inhibition. |
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5 Chiral Synthesis of Pharmaceutical Intermediates Using Oxynitrilases. |
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5.2 HNL. |
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5.2.1 The Natural Function and Distribution of HNLs. |
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5.2.2 Classification of HNLs. |
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5.2.3 New HNLs and High-Throughput Screening. |
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5.3.2 Immobilization of Enzyme. |
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5.3.3 Continuous Reactors. |
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5.4 Transformation of Cyanohydrins. |
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5.4.1 Transformation of Hydroxyl Group. |
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5.4.2 Transformation of Nitrile Group. |
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5.4.3 Intramolecular Reaction. |
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6 Expanding the Scope of Aldolases as Tools for Organic Synthesis. |
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6.1 Directed Evolution and Rational Mutagenesis. |
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6.2 Reaction Engineering. |
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6.3 Broad Substrate Tolerance of Wild-Type Aldolases. |
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7 Synthetic Applications of Ketoreductases and Alcohol Oxidases. |
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7.1.1 Wild-Type Whole-Cell Biocatalysts. |
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7.1.2 Recombinant Whole-Cell Biocatalysts Overexpressing Catalytic Enzymes. |
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7.2.1 Primary Alcohol Oxidases. |
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7.2.2 Secondary Alcohol Oxidases. |
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8 Applications of Nitrile Hydratases and Nitrilases. |
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9 Biosynthesis of Drug Metabolites. |
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9.2 Metabolite Synthesis Using Mammalian Bioreactors. |
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9.2.1 Selection of In Vitro Systems. |
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9.2.2 Reaction Condition Optimization. |
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9.2.3 Large Scale Incubations. |
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9.2.4 Examples with Mammalian Bioreactors. |
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9.3 Metabolite Synthesis Using Microbial Bioreactors. |
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9.3.1 Microbial Bioreactors Used in Metabolite Structure Elucidation. |
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9.3.2 Microbial Bioreactors Used in Synthesis of Key Metabolites. |
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9.3.4 Microbial Glycoside Conjugation. |
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9.3.5 Large Scale Reactions. |
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9.3.6 Examples for Metabolite Synthesis with a Microbial Bioreactor. |
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9.4 Recombinant Enzyme Bioreactors. |
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9.4.1 Advantages of Using CYP Enzymes for Producing Drug Metabolites. |
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9.4.2 Human Cytochrome Biocatalysts. |
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9.4.3 Microbial CYP Enzymes. |
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10 Application of Whole-Cell Biotransformation in the Pharmaceutical Industry. |
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10.1.1 Whole-Cell Biotransformation Processes Used in Commercial Production of Pharmaceuticals. |
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10.1.2 Application of Whole-Cell Biotransformation Process in the Synthesis of Chiral Pharmaceutical Intermediates. |
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10.2 Disadvantages of Whole-Cell Process Compared with the Isolated Enzyme Process. |
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10.2.1 Substrate Availability and Recovery of Products in Low Concentrations. |
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10.2.2 Undesirable Side Reactions. |
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10.2.3 Toxicity of Substrate and Product. |
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10.3 Advantages of Whole-Cell Process Compared with the Isolated Enzyme Process. |
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10.3.1 More Stable Sources than Isolated Enzymes. |
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10.3.2 Regeneration of Cofactors and Multi-Enzymes Reactions. |
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10.3.3 Diversity and Availability. |
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10.3.4 Reactions with Non-Commercially Available Isolated Enzymes for Preparative Scale Synthesis. |
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10.3.5 Cost Effectiveness and Ease of Operation. |
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10.4 Approaches to Address the Disadvantages of Whole-Cell Biotransformation. |
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10.4.1 Control of Substrate and Product Concentration by Absorbing Resins. |
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10.4.2 Immobilized-Cell Technology. |
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10.4.3 Aqueous–Organic Two-Phase System. |
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10.4.4 Genetic Engineering Approaches. |
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11 Combinatorial Biosynthesis of Pharmaceutical Natural Products. |
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11.2 Combinatorial Biosynthesis: The Natural Way for Structural Diversity. |
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11.3 Examples of Combinatorial Biosynthesis of Pharmaceutical Natural Products. |
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11.3.1 Erythromycin (Polyketide Biosynthesis). |
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11.3.2 Daptomycin (Nonribosomal Peptide Biosynthesis). |
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11.3.3 Patellamide (Ribosomal Peptide Biosynthesis). |
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11.4 Summary and Perspectives. |
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12 Metabolic Engineering for the Development and Manufacturing of Pharmaceuticals. |
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12.2 Metabolic Engineering Tools. |
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12.2.1 Tools for the Cellular Metabolic Network Analysis. |
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12.2.2 Tools for Rational Genetic Modification. |
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12.3 Metabolic Engineering for the Development and Production of Polyketide Pharmaceuticals. |
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12.3.1 Biosynthesis of Polyketides. |
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12.3.2 Metabolic Engineering for Improved Erythromycin Production. |
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12.3.3 Metabolic Engineering for Overproduction of 6dEB in Heterologous Hosts. |
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12.3.4 Metabolic Engineering of Other Polyketides. |
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12.3.5 Development of Novel Polyketides for Drug Discovery. |
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12.4 Metabolic Engineering for the Production of -Lactam. |
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12.5 Metabolic Engineering for Isoprenoid Production. |
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12.5.1 Biosynthesis Pathway of Isoprenoids. |
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12.5.2 Metabolic Engineering for Enhancing Precursor Supply for Isoprenoid Production. |
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12.5.3 Metabolic Engineering for Artemisinine Development and Production. |
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12.5.4 Metabolic Engineering for Carotenoid Production. |
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12.5.5 Metabolic Engineering for Taxol Development and Production. |
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13 Multimodular Synthases and Supporting Enzymes for Chemical Production. |
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13.2.1 Multimodular Synthase Architecture. |
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13.2.2 Natural Product Biosynthetic Cycle. |
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13.3 Metabolic Engineering of Megasynthases. |
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13.3.1 Daptomycin: Metabolic Engineering by Domain Swap. |
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13.3.2 Avermectin: Metabolic Engineering by Directed Fermentation. |
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13.4 Excised Domains for Chemical Transformations. |
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13.4.1 Function of Individual Domains, Domain Autonomy. |
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13.4.4 Heterocyclization/Aromatization. |
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14 Green Chemistry with Biocatalysis for Production of Pharmaceuticals. |
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14.2 Enzymatic Resolutions: Higher Yields, Less Waste. |
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14.3 Bioreductions: Greener Ligands, Renewable Hydride Donors, No Metals. |
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14.3.1 Enzymatic Oxidations: Clean, Highly Selective and Catalytic. |
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14.4 CC Bond Formations: Atom Efficiency at Its Best. |
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14.5 Summary and Outlook. |
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