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Genetics and Intermediary Metabolism

This article is about intermediary metabolism and uses of genetics in its study. Its focus is on what is not known and why not; on techniques, opportunities, and complications. Enzyme chemistry, protein structure and synthesis are not discussed, nor is the use of mutants to define pathways in the fi...

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Bibliographic Details
Published in:Annual review of genetics 1992-01, Vol.26 (1), p.159-177
Main Author: Fraenkel, D G
Format: Article
Language:English
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Summary:This article is about intermediary metabolism and uses of genetics in its study. Its focus is on what is not known and why not; on techniques, opportunities, and complications. Enzyme chemistry, protein structure and synthesis are not discussed, nor is the use of mutants to define pathways in the first place. This leaves the subjects of fluxes through reactions and pathways, concentration of intermediates, the interactions and location of enzymes, the function of isoenzymes, and mechanisms of regulation in vivo. These are matters where most knowledge comes from biochemistry. Therefore I begin with a brief discussion of techniques in metabolism and proceed to examples where mutants or genetic manipulation have been, or might be, pertinent. The examples are mostly from Escherichia coli or Saccharomyces cerevisiae ("yeast") and the reactions. In part, emphasis is on enzymes altered allosterically or in amount.
ISSN:0066-4197
1545-2948
DOI:10.1146/annurev.ge.26.120192.001111