CYP2A6
Exhibits a high coumarin 7-hydroxylase activity. Can act in the hydroxylation of the anti-cancer drugs cyclophosphamide and ifosphamide. Competent in the metabolic activation of aflatoxin B1. Constitutes the major nicotine C-oxidase. Acts as a 1,4-cineole 2-exo-monooxygenase. Possesses low phenacetin O-deethylation activity. Belongs to the cytochrome P450 family. Liver. Note: This description may include information from UniProtKB.
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Protein type: Cofactor and Vitamin Metabolism - retinol; EC 1.14.14.1; Endoplasmic reticulum; Oxidoreductase; Secondary Metabolites Metabolism - caffeine; Xenobiotic Metabolism - drug metabolism - cytochrome P450; Xenobiotic Metabolism - drug metabolism - other enzymes |
Chromosomal Location of human Ortholog: 19q13.2 |
Cellular Component:
cytoplasm; cytoplasmic microtubule; endoplasmic reticulum membrane; intracellular membrane-bounded organelle
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Molecular Function:
arachidonic acid epoxygenase activity; coumarin 7-hydroxylase activity; enzyme binding; heme binding; iron ion binding; oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygen
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Biological Process:
coumarin catabolic process; coumarin metabolic process; epoxygenase P450 pathway; steroid metabolic process; xenobiotic catabolic process; xenobiotic metabolic process
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Disease: Coumarin Resistance; Lung Cancer; Tobacco Addiction, Susceptibility To
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Reference #:
P11509
(UniProtKB)
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Alt. Names/Synonyms: 1,4-cineole 2-exo-monooxygenase; Coumarin 7-hydroxylase; CP2A6; CPA6; CYP2A; CYP2A3; CYP2A6; CYPIIA6; Cytochrome P450 2A6; cytochrome P450 family 2 subfamily A member 6; Cytochrome P450 IIA3; Cytochrome P450(I); cytochrome P450, family 2, subfamily A, polypeptide 6; cytochrome P450, subfamily IIA (phenobarbital-inducible), polypeptide 6; flavoprotein-linked monooxygenase; P450C2A; P450PB; xenobiotic monooxygenase
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Gene Symbols: CYP2A6
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Molecular weight:
56,517 Da
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Basal Isoelectric point:
9.24
Predict pI for various phosphorylation states
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