Status	Description	Organism	Genes	References
	branched-chain alpha-ketoacid decarboxylase	Carnobacterium maltaromaticum	kdcA
	branched-chain alpha-keto acid decarboxylase	Rhizobium tropici	G13CT-2707
	branched-chain alpha-keto acid decarboxylase	Streptomyces pristinaespiralis	G12J3-6644
	decarboxylase	Saccharomyces cerevisiae	THI3
	decarboxylase	Saccharomyces cerevisiae	ARO10
	2-keto-3-methylvalerate carboxy-lyase	Saccharomyces cerevisiae	PDC1
	2-keto-3-methylvalerate carboxy-lyase	Saccharomyces cerevisiae	PDC5
	2-keto-3-methylvalerate carboxy-lyase	Saccharomyces cerevisiae	PDC6
	3-methyl-2-oxopentanoate decarboxylase	Yarrowia lipolytica	YALI0_D06930g	[130]
	3-methyl-2-oxopentanoate decarboxylase	Yarrowia lipolytica	YALI0_D10131g	[130]