stereoisomer specificity

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• DEBS (6-deoxyerythronolide B synthase) — 6 Deoxyerythronolide B Synthase or DEBS has been identified as a Type 1 polyketide synthase. DEBS is found in Saccharopolyspora erythraea and responsible for the synthesis of the macrolide ring which is the precursor of the antibiotic… …   Wikipedia

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• isomerism — /uy som euh riz euhm/, n. 1. Chem. the relation of two or more compounds, radicals, or ions that are composed of the same kinds and numbers of atoms but differ from each other in structural arrangement (structural isomerism), as CH3OCH3 and… …   Universalium

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• Diels-Alder reaction — The Diels Alder reaction is an organic chemical reaction (specifically, a cycloaddition) between a conjugated diene and a substituted alkene, commonly termed the dienophile, to form a substituted cyclohexene system. [cite journal author = Diels,… …   Wikipedia

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