Cytochrome P450 2A13

Details

Name
Cytochrome P450 2A13
Synonyms
  • 1.14.14.1
  • CYPIIA13
Gene Name
CYP2A13
Organism
Humans
Amino acid sequence
>lcl|BSEQ0017131|Cytochrome P450 2A13
MLASGLLLVTLLACLTVMVLMSVWRQRKSRGKLPPGPTPLPFIGNYLQLNTEQMYNSLMK
ISERYGPVFTIHLGPRRVVVLCGHDAVKEALVDQAEEFSGRGEQATFDWLFKGYGVAFSN
GERAKQLRRFSIATLRGFGVGKRGIEERIQEEAGFLIDALRGTHGANIDPTFFLSRTVSN
VISSIVFGDRFDYEDKEFLSLLRMMLGSFQFTATSTGQLYEMFSSVMKHLPGPQQQAFKE
LQGLEDFIAKKVEHNQRTLDPNSPRDFIDSFLIRMQEEEKNPNTEFYLKNLVMTTLNLFF
AGTETVSTTLRYGFLLLMKHPEVEAKVHEEIDRVIGKNRQPKFEDRAKMPYTEAVIHEIQ
RFGDMLPMGLAHRVNKDTKFRDFFLPKGTEVFPMLGSVLRDPRFFSNPRDFNPQHFLDKK
GQFKKSDAFVPFSIGKRYCFGEGLARMELFLFFTTIMQNFRFKSPQSPKDIDVSPKHVGF
ATIPRNYTMSFLPR
Number of residues
494
Molecular Weight
56687.095
Theoretical pI
9.78
GO Classification
Functions
arachidonic acid epoxygenase activity / aromatase activity / 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 / oxygen binding / steroid hydroxylase activity
Processes
coumarin metabolic process / epoxygenase P450 pathway / exogenous drug catabolic process / oxidation-reduction process / small molecule metabolic process / xenobiotic metabolic process
Components
cytoplasm / endoplasmic reticulum membrane / intracellular membrane-bounded organelle
General Function
Steroid hydroxylase activity
Specific Function
Exhibits a coumarin 7-hydroxylase activity. Active in the metabolic activation of hexamethylphosphoramide, N,N-dimethylaniline, 2'-methoxyacetophenone, N-nitrosomethylphenylamine, and the tobacco-specific carcinogen, 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone. Possesses phenacetin O-deethylation activity.
Pfam Domain Function
Transmembrane Regions
Not Available
Cellular Location
Endoplasmic reticulum membrane
Gene sequence
>lcl|BSEQ0017132|Cytochrome P450 2A13 (CYP2A13)
ATGCTGGCCTCAGGGCTGCTTCTGGTGACCTTGCTGGCCTGCCTGACTGTGATGGTCTTG
ATGTCAGTCTGGCGGCAGAGGAAGAGCAGGGGGAAGCTGCCTCCGGGACCCACCCCATTG
CCCTTCATTGGAAACTACCTGCAGCTGAACACAGAGCAGATGTACAACTCCCTCATGAAG
ATCAGTGAGCGCTATGGCCCTGTGTTCACCATTCACTTGGGGCCCCGGCGGGTCGTGGTG
CTGTGCGGACATGATGCCGTCAAGGAGGCTCTGGTGGACCAGGCTGAGGAGTTCAGCGGG
CGAGGCGAGCAGGCCACCTTCGACTGGCTCTTCAAAGGCTATGGCGTGGCGTTCAGCAAC
GGGGAGCGCGCCAAGCAGCTCCGGCGCTTCTCCATCGCCACCCTAAGGGGTTTTGGCGTG
GGCAAGCGCGGCATCGAGGAACGCATCCAGGAGGAGGCGGGCTTCCTCATCGACGCCCTC
CGGGGCACGCACGGCGCCAATATCGATCCCACCTTCTTCCTGAGCCGCACAGTCTCCAAT
GTCATCAGCTCCATTGTCTTTGGGGACCGCTTTGACTATGAGGACAAAGAGTTCCTGTCA
CTGTTGCGCATGATGCTGGGAAGCTTCCAGTTCACGGCAACCTCCACGGGGCAGCTCTAT
GAGATGTTCTCTTCGGTGATGAAACACCTGCCAGGACCACAGCAACAGGCCTTTAAGGAG
CTGCAAGGGCTGGAGGACTTCATCGCCAAGAAGGTGGAGCACAACCAGCGCACGCTGGAT
CCCAATTCCCCACGGGACTTCATCGACTCCTTTCTCATCCGCATGCAGGAGGAGGAGAAG
AACCCCAACACAGAGTTCTACTTGAAGAACCTGGTGATGACCACCCTGAACCTCTTCTTT
GCGGGCACTGAGACCGTGAGCACCACCCTGCGCTACGGTTTCCTGCTGCTCATGAAGCAC
CCAGAGGTGGAGGCCAAGGTCCATGAGGAGATTGACAGAGTGATCGGCAAGAACCGGCAG
CCCAAGTTTGAGGACCGGGCCAAGATGCCCTACACAGAGGCAGTGATCCACGAGATCCAA
AGATTTGGAGACATGCTCCCCATGGGTTTGGCCCACAGGGTCAACAAGGACACCAAGTTT
CGGGATTTCTTCCTCCCTAAGGGCACTGAAGTGTTCCCTATGCTGGGCTCCGTGCTGAGA
GACCCCAGGTTCTTCTCCAACCCCCGGGACTTCAATCCCCAGCACTTCCTGGATAAGAAG
GGGCAGTTTAAGAAGAGTGATGCTTTTGTGCCCTTTTCCATCGGAAAGCGGTACTGTTTT
GGAGAAGGCCTGGCCAGAATGGAGCTCTTTCTCTTCTTCACCACCATCATGCAGAACTTT
CGCTTCAAGTCCCCTCAGTCGCCTAAGGATATCGACGTGTCCCCCAAACACGTGGGCTTT
GCCACGATCCCACGAAACTACACCATGAGCTTCCTGCCCCGCTGA
Chromosome Location
19
Locus
19q13.2
External Identifiers
ResourceLink
UniProtKB IDQ16696
UniProtKB Entry NameCP2AD_HUMAN
GenBank Protein ID11494143
GenBank Gene IDAF209774
HGNC IDHGNC:2608
General References
  1. Fernandez-Salguero P, Hoffman SM, Cholerton S, Mohrenweiser H, Raunio H, Rautio A, Pelkonen O, Huang JD, Evans WE, Idle JR, et al.: A genetic polymorphism in coumarin 7-hydroxylation: sequence of the human CYP2A genes and identification of variant CYP2A6 alleles. Am J Hum Genet. 1995 Sep;57(3):651-60. [Article]
  2. Su T, Bao Z, Zhang QY, Smith TJ, Hong JY, Ding X: Human cytochrome P450 CYP2A13: predominant expression in the respiratory tract and its high efficiency metabolic activation of a tobacco-specific carcinogen, 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone. Cancer Res. 2000 Sep 15;60(18):5074-9. [Article]
  3. Cauffiez C, Lo-Guidice JM, Quaranta S, Allorge D, Chevalier D, Cenee S, Hamdan R, Lhermitte M, Lafitte JJ, Libersa C, Colombel JF, Stucker I, Broly F: Genetic polymorphism of the human cytochrome CYP2A13 in a French population: implication in lung cancer susceptibility. Biochem Biophys Res Commun. 2004 Apr 30;317(2):662-9. [Article]
  4. DeVore NM, Smith BD, Urban MJ, Scott EE: Key residues controlling phenacetin metabolism by human cytochrome P450 2A enzymes. Drug Metab Dispos. 2008 Dec;36(12):2582-90. doi: 10.1124/dmd.108.023770. Epub 2008 Sep 8. [Article]
  5. Sansen S, Hsu MH, Stout CD, Johnson EF: Structural insight into the altered substrate specificity of human cytochrome P450 2A6 mutants. Arch Biochem Biophys. 2007 Aug 15;464(2):197-206. Epub 2007 May 11. [Article]
  6. Smith BD, Sanders JL, Porubsky PR, Lushington GH, Stout CD, Scott EE: Structure of the human lung cytochrome P450 2A13. J Biol Chem. 2007 Jun 8;282(23):17306-13. Epub 2007 Apr 11. [Article]
  7. Zhang X, Su T, Zhang QY, Gu J, Caggana M, Li H, Ding X: Genetic polymorphisms of the human CYP2A13 gene: identification of single-nucleotide polymorphisms and functional characterization of an Arg257Cys variant. J Pharmacol Exp Ther. 2002 Aug;302(2):416-23. [Article]
  8. Fujieda M, Yamazaki H, Kiyotani K, Muroi A, Kunitoh H, Dosaka-Akita H, Sawamura Y, Kamataki T: Eighteen novel polymorphisms of the CYP2A13 gene in Japanese. Drug Metab Pharmacokinet. 2003;18(1):86-90. [Article]
  9. Saito S, Iida A, Sekine A, Kawauchi S, Higuchi S, Ogawa C, Nakamura Y: Catalog of 680 variations among eight cytochrome p450 ( CYP) genes, nine esterase genes, and two other genes in the Japanese population. J Hum Genet. 2003;48(5):249-70. Epub 2003 Apr 29. [Article]

Drug Relations

Drug Relations
DrugBank IDNameDrug groupPharmacological action?ActionsDetails
DB00184NicotineapprovedunknownsubstrateDetails
DB00553MethoxsalenapprovedunknowninhibitorDetails
DB03783PhenacetinwithdrawnunknownsubstrateDetails
DB00624Testosteroneapproved, investigationalunknownsubstrateDetails
DB13943Testosterone cypionateapprovedunknownsubstrateDetails
DB13944Testosterone enanthateapprovedunknownsubstrateDetails
DB13946Testosterone undecanoateapproved, investigationalunknownsubstrateDetails