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Biotransformations, Microbes and Enzymes | |
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Introduction | |
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Biotransformations | |
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Microorganisms | |
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Organism nomenclature | |
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Enzymes | |
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Types of Enzymatic reactions | |
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Enzymatic Cofactors | |
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Some Basic Characteristics of Enzyme Catalysis | |
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Types of Biocatalyst - Biotransformations by 'whole cells' or isolated enzymes | |
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Conclusion | |
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An overview of biocatalyst sources and web-based information | |
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Introduction | |
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Microbial culture collections | |
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Obtaining organisms from other research groups | |
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Selective Enrichments | |
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Metagenomics | |
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Enzyme Suppliers and Biocatalyst Development Companies | |
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Genome mining for biocatalysts | |
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Obtaining amino acid and gene sequence information on biocatalysts | |
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Obtaining DNA templates for cloning | |
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Custom Gene Synthesis | |
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Other interesting web resources for biocatalysis | |
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Conclusion | |
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Setting up a laboratory for biotransformations | |
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Introduction | |
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Microbiological Containment | |
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On containment issues and genetically-modified organisms | |
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Equipment for handling microorganisms | |
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Techniques and terms in microbiology - Sterility, Asepsis and Aseptic Technique | |
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Disposal of viable microbial waste and disinfection of reusable equipment | |
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Equipment for enzymology and molecular biology | |
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General reagents and chemicals in a Biotransformations Laboratory | |
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Conclusion | |
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A beginner's guide to preparative whole-cell microbial biotransformations | |
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Introduction | |
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Storage, maintenance and growth of microorganisms | |
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General Microbiological Methods | |
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Examples of Whole-cell Biotransformations using Bacteria | |
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Biotransformation by filamentous fungi and yeasts | |
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Whole-cell Biotransformations by recombinant strains of E. coli | |
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Conclusion | |
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A beginner's guide to biotransformations by commercially available isolated enzymes | |
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Introduction | |
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Lipases | |
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Hydrolytic Reactions using lipases | |
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Using lipases for acylation reactions | |
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Other hydrolases | |
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Commercially available Coenzyme-dependent Enzymes | |
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Carbon-carbon bond forming reactions | |
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Conclusion | |
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A beginner's guide to the isolation and analysis and use of home-grown enzyme biocatalysts | |
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Introduction | |
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Cell growth and harvesting | |
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Cell disruption | |
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A typical procedure for making a cell extract from a recombinant strain of E. coli | |
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Purification of enzymes - a brief guide | |
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Techniques for Protein Purification | |
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Isolation of recombinant enzymes using histidine tags | |
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Estimation of protein concentration | |
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Concentrating protein samples by centrifugation | |
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Analysis of protein samples by sodium dodecylsulfate polyacrylamide gel electrophoresis (SDS-PAGE) | |
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Examples of enzyme assays | |
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Using home-grown enzymes for biotransformations ? Some recent examples | |
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Conclusion | |
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An introduction to basic gene cloning for the production of designer biocatalysts | |
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Introduction | |
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Background to gene cloning | |
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Gene amplification by polymerase chain reaction (PCR) | |
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DNA fragment analysis by agarose electrophoresis | |
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Gene cloning | |
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Analysis by DNA sequencing | |
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Troubleshooting the gene amplification and cloning process | |
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Ligation-Independent Cloning | |
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Gene Expression in E. coli | |
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Conclusion | |
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Engineering Enzymes | |
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Introduction | |
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Site-directed or targted mutagenesis as a tool for investigating enzyme mechanism or altering catalytic attributes | |
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A site-directed mutagenesis experiment. Considerations and practise | |
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Engineering using random mutagenesis. Directed Evolution of Enzymes | |
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Combining rational and random mutagenesis for biocatalyst improvement | |
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Exploiting catalytic promiscuity for creating new enzyme activities | |
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Designing enzymes in silico | |
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Conclusion | |
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Appendices | |
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Structures of the proteinogenic amino acids | |
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Structures of bases found in nucleic acids | |
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The Genetic Code | |
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Recipes for Microbiological Growth Media | |
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Biological buffers | |
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Ammonium sulphate fractionation table | |
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Restriction enzymes and restriction sites | |