Term Name:	branched-chain-2-oxoacid decarboxylase activity
Synonyms:	(3S)-3-methyl-2-oxopentanoate carboxy-lyase (2-methylbutanal-forming), (3S)-3-methyl-2-oxopentanoate carboxy-lyase activity, BCKA, branched-chain alpha-keto acid decarboxylase activity, branched-chain keto acid decarboxylase activity, branched-chain oxo acid decarboxylase activity
Definition:	Catalysis of the reaction: (S)-3-methyl-2-oxopentanoate + H+ = 2-methylbutanal + CO2.
Ontology:	GO: Molecular Function [GO:0047433]    QuickGO    AmiGO