EC - 2,3-dihydroxybenzoate 2,3-dioxygenase

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IntEnz Enzyme Nomenclature


Accepted name:
2,3-dihydroxybenzoate 2,3-dioxygenase
Other names:
2,3-dihydroxybenzoate 2,3-oxygenase
2,3-dihydroxybenzoate:oxygen 2,3-oxidoreductase (decyclizing)
Systematic name:
2,3-dihydroxybenzoate:oxygen 2,3-oxidoreductase (ring-opening)



Also acts, more slowly, with 2,3-dihydroxy-4-methylbenzoate and 2,3-dihydroxy-4-isopropylbenzoate.

Links to other databases

Enzymes and pathways: NC-IUBMB , BRENDA , ExplorEnz , ENZYME@ExPASy , KEGG , MetaCyc , UniPathway
Structural data: CSA , EC2PDB
Gene Ontology: GO:0047072
CAS Registry Number: 56802-97-2


  1. La Du, B.N. and Zannoni, V.G.
    The tyrosine oxidation system of liver. III. Further studies on the oxidation of p-hydroxyphenylpyruvic acid.
    J. Biol. Chem. 219: 273-281 (1956).
  2. Sharma, H.K. and Vaidyanathan, C.S.
    A new mode of ring cleavage of 2,3-dihydroxybenzoic acid in Tecoma stans (L.). Partial purification and properties of 2,3-dihydroxybenzoate 2,3-oxygenase.
    Eur. J. Biochem. 56: 163-171 (1975). [PMID: 1175620]

[EC created 1978]