Protein
Quercetin 2,3-dioxygenase
Organism
Escherichia coli (strain K12)
Function
Has quercetin 2,3-dioxygenase activity in vitro. Its physiological role is unknown; however, may provide a mechanism that would avoid inhibition of key cellular proteins, such as DNA gyrase, by quercetin.
Similarity
Belongs to the pirin family.
Sequence
MIYLRKANERGHANHGWLDSWHTFSFANYYDPNFMGFSALRVINDDVIEAGQGFGTHPHKDMEILTYVLEGTVEHQDSMGNKEQVPAGEFQIMSAGTGIRHSEYNPSSTERLHLYQIWIMPEENGITPRYEQRRFDAVQGKQLVLSPDARDGSLKVHQDMELYRWALLKDEQSVHQIAAERRVWIQVVKGNVTINGVKASTSDGLAIWDEQAISIHADSDSEVLLFDLPPV