Protein Information

Name CYP1A1
Synonyms AHH; AHRR; Arylhydrocarbon hydroxylase; CP11; CYP 1; CYP1; CYP1A1; CYPIA 1…

Compound Information

Name cresol
CAS methylphenol

Reference List

PubMed Abstract RScore(About this table)
8579380 Kawamoto T, Koga M, Oyama T, Kodama Y: Habitual and genetic factors that affect urinary background levels of biomarkers for organic solvent exposure. Arch Environ Contam Toxicol. 1996 Jan;30(1):114-20.


The genotypes of five metabolizing enzymes, that is, low Km aldehyde dehydrogenase (ALDH2), polymorphic N-acetyl transferase (NAT2), cytochrome P-4501A1 (CYP1A1), cytochrome P-4502E1 (CYP2E1), and glutathione-S-transferase mu (GSTM1) were determined form peripheral blood samples.
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9065730 Nakajima T, Wang RS, Elovaara E, Gonzalez FJ, Gelboin HV, Raunio H, Pelkonen O, Vainio H, Aoyama T: Toluene metabolism by cDNA-expressed human hepatic cytochrome P450. . Biochem Pharmacol. 1997 Feb 7;53(3):271-7.


Of the eleven human CYP forms studied, CYP2E1 was the most active in forming benzyl alcohol, followed by CYP2B6, CYP2C8, CYP1A2, and CYP1A1, in that order.
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17691916 Zhou SF, Xue CC, Yu XQ, Wang G: Metabolic activation of herbal and dietary constituents and its clinical and toxicological implications: an update. Curr Drug Metab. 2007 Aug;8(6):526-53.


This is exemplified by aristolochic acids (AAs) in Aristolochia spp, which undergo reduction of the nitro group by hepatic CYP1A1/2 or peroxidases in extrahepatic tissues to generate highly reactive cyclic nitrenium ions.
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14672753 Zhou S, Koh HL, Gao Y, Gong ZY, Lee EJ: Herbal bioactivation: the good, the bad and the ugly. Life Sci. 2004 Jan 9;74(8):935-68.


This is exemplified by aristolochic acids present in Aristolochia spp, undergoing reduction of the nitro group by hepatic cytochrome P450 (CYP1A1/2) or peroxidases in extrahepatic tissues to reactive cyclic nitrenium ion.
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