EC - Acetolactate decarboxylase

  IntEnz view ENZYME view

IntEnz Enzyme Nomenclature


Accepted name:
acetolactate decarboxylase
Other names:
α-acetolactate decarboxylase
(S)-2-hydroxy-2-methyl-3-oxobutanoate carboxy-lyase
(S)-2-hydroxy-2-methyl-3-oxobutanoate carboxy-lyase [(R)-2-acetoin-forming]
(S)-2-hydroxy-2-methyl-3-oxobutanoate carboxy-lyase [(3R)-3-hydroxybutan-2-one-forming]
Systematic name:
(2S)-2-hydroxy-2-methyl-3-oxobutanoate carboxy-lyase [(3R)-3-hydroxybutan-2-one-forming]


Links to other databases

Enzymes and pathways: NC-IUBMB , BRENDA , DIAGRAM , ExplorEnz , ENZYME@ExPASy , KEGG , MetaCyc , UniPathway
Structural data: CSA , EC2PDB
Gene Ontology: GO:0047605
CAS Registry Number: 9025-02-9
UniProtKB/Swiss-Prot: (11) [show] [UniProt]


  1. Hill, R.K., Sawada, S. and Arfin, S.M.
    Stereochemistry of valine and isoleucine biosynthesis. IV. Synthesis, configuration, and enzymatic specificity of α-acetolactate and α-aceto-α-hydroxybutyrate.
    Bioorg. Chem. 8: 175-189 (1979).
  2. Størmer, F.C.
    Isolation of crystalline pH 6 acetolactate-forming enzyme from Aerobacter aerogenes.
    J. Biol. Chem. 242: 1756-1759 (1967). [PMID: 6024768]

[EC created 1961]