EC - Glucuronate isomerase

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IntEnz Enzyme Nomenclature


Accepted name:
glucuronate isomerase
Other names:
D-glucuronate isomerase
D-glucuronate ketol-isomerase
uronate isomerase
uronic acid isomerase
uronic isomerase
Systematic name:
D-glucuronate aldose-ketose-isomerase



Also converts D-galacturonate to D-tagaturonate.

Links to other databases

Enzymes and pathways: NC-IUBMB , BRENDA , ERGO , ExplorEnz , ENZYME@ExPASy , KEGG , MetaCyc , NIST 74 , UniPathway
Structural data: CSA , EC2PDB
Gene Ontology: GO:0008880
CAS Registry Number: 9023-87-4
UniProtKB/Swiss-Prot: (132) [show] [UniProt]


  1. Ashwell, G., Wahba, A.J. and Hickman, J.
    Uronic acid metabolism in bacteria. I. Purification and properties of uronic acid isomerase in Escherichia coli.
    J. Biol. Chem. 235: 1559-1565 (1960).
  2. Kilgore, W.W. and Starr, M.P.
    Catabolism of galacturonic and glucuronic acids by Erwinia carotovora.
    J. Biol. Chem. 234: 2227-2235 (1959).

[EC created 1961]