126.96.36.199: quercetin 2,3-dioxygenase
This is an abbreviated version!
For detailed information about quercetin 2,3-dioxygenase, go to the full flat file.
Word Map on EC 188.8.131.52 Reaction
CO H+ 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
Specific Activity on EC 184.108.40.206 - quercetin 2,3-dioxygenase
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native enzyme, using quercetin as substrate, at 25Â°C, pH 7.5
recombinant enzyme, using fisetin as substrate, at 25Â°C, pH 7.5
recombinant enzyme, using tamarixetin as substrate, at 25Â°C, pH 7.5
purified recombinant Ni2+-supplemented enzyme, pH 8.0, 30Â°C
purified recombinant Mn2+-supplemented enzyme, pH 8.0, 30Â°C
recombinant enzyme, using quercetin as substrate, at 25Â°C, pH 7.5
recombinant enzyme, using galangin as substrate, at 25Â°C, pH 7.5
purified recombinant Co2+-supplemented enzyme, pH 8.0, 30Â°C
purified recombinant Fe2+-supplemented enzyme, pH 8.0, 30Â°C
high specific QueD activity is found in crude cell extracts when the growth medium is supplemented with NiCl2 or CoCl2, but not when Mn2+, Fe2+, Cu2+, or Zn2+ is added, the activity of the purified QueD proteins depends strongly on the nature of the metal ion cofactor