3-acetyloctanal synthase EC#: 2.2.1.12; ChemWhat Code: 1376714

Product Name 3-acetyloctanal synthase
Example Structure Example Structure of 3-acetyloctanal synthase EC#: 2.2.1.12
Synonyms pigD
EC Number 2.2.1.12
CAS Registry Number
Comments Requires thiamine diphosphate. The enzyme, characterized from the bacterium Serratia marcescens, participates in the biosynthesis of the antibiotic prodigiosin. The enzyme decarboxylates pyruvate, followed by attack of the resulting two-carbon fragment on (E)-oct-2-enal, resulting in a Stetter reaction. In vitro the enzyme can act on a number of ¦Á,¦Â-unsaturated carbonyl compounds, including aldehydes and ketones, and can catalyse both 1-2 and 1-4 carboligations depending on the substrate.
Cofactor thiamine diphosphate
History
Reactions Pyruvate + (E)-oct-2-enal = (S)-3-acetyloctanal + CO(2).

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