quercetin 2,3-dioxygenase EC#: 1.13.11.24; ChemWhat Code: 1374930
| Product Name | quercetin 2,3-dioxygenase |
| Example Structure | ![]() |
| Synonyms | 2,3-QD, 2,3QD, 2,4-QD, Co-QDO, Co-QueD, Cu2+-containing 2,4-QD, cupin domain-containing protein, Fe-QDO, Fe-QueD, flavonol 2,4-dioxygenase, flavonol 2,4-oxygenase, manganese quercetin 2,3-dioxygenase, manganese quercetin dioxygenase, Mn-QDO, Mn-QueD, Ni-QueD, nickel quercetinase, pirin, QDO, QdoI, QueD, quercetin 2,4-dioxygenase, quercetin dioxygenase, quercetinase, type III extradiol dioxygenase, VdQase, YxaG |
| EC Number | 1.13.11.24 |
| CAS Registry Number | 9075-67-6 |
| Comments | The enzyme from Aspergillus sp. is a copper protein whereas that from Bacillus subtilis contains iron. Quercetin is a flavonol (5,7,3′,4′-tetrahydroxyflavonol). |
| Cofactor | Fe cation or Cu cation |
| History | |
| Reactions | Quercetin + O(2) = 2-(3,4-dihydroxybenzoyloxy)-4,6-dihydroxybenzoate + Co + H(+). |
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