EC - Arsenate reductase (azurin)

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IntEnz Enzyme Nomenclature


Accepted name:
arsenate reductase (azurin)
Other name:
arsenite oxidase [ambiguous]
Systematic name:
arsenite:azurin oxidoreductase




Contains a molybdopterin centre comprising two molybdopterin guanosine dinucleotide cofactors bound to molybdenum, a [3Fe-4S] cluster and a Rieske-type [2Fe-2S] cluster. Also uses a c-type cytochrome or O2 as acceptors.

Links to other databases

Enzymes and pathways: NC-IUBMB , BRENDA , DIAGRAM , ExplorEnz , ENZYME@ExPASy , KEGG , MetaCyc , UM-BBD , UniPathway
Structural data: CSA , EC2PDB
Gene Ontology: GO:0050611


  1. Anderson, G.L., Williams, J. and Hille, R.
    The purification and characterization of arsenite oxidase from Alcaligenes faecalis, a molybdenum-containing hydroxylase.
    J. Biol. Chem. 267 : 23674-23682 (1992). [PMID: 11438266]
  2. Ellis, P.J., Conrads, T., Hille, R. and Kuhn, P.
    Crystal structure of the 100 kDa arsenite oxidase from Alcaligenes-faecalis in two crystal forms at 1.64 Å and 2.03 Å.
    Structure 9 : 125-132 (2001). [PMID: 11250197]

[EC created 2001 as EC, transferred 2011 to EC]