Title : Nicotine-N'-Oxidation by Flavin Monooxygenase Enzymes.

Pub. Date : 2019 Feb

PMID : 30381441






4 Functional Relationships(s)
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1 BACKGROUND: The major mode of metabolism of nicotine is by hydroxylation via cytochrome P450 (CYP) 2A6, but it can also undergo glucuronidation by UDP-glucuronosyltransferases and oxidation by flavin monooxygenases (FMO). Nicotine cytochrome P450 family 2 subfamily A member 6 Homo sapiens
2 CONCLUSIONS: These data indicate that increases in nicotine-N"-oxidation occur in subjects with deficient CYP2A6 activity, and that several FMO enzymes are active in nicotine-N"-oxidation. Nicotine cytochrome P450 family 2 subfamily A member 6 Homo sapiens
3 IMPACT: Several common missense FMO variants are associated with altered enzyme activity against nicotine and may play an important role in nicotine metabolism in low-CYP2A6 activity subjects. Nicotine cytochrome P450 family 2 subfamily A member 6 Homo sapiens
4 IMPACT: Several common missense FMO variants are associated with altered enzyme activity against nicotine and may play an important role in nicotine metabolism in low-CYP2A6 activity subjects. Nicotine cytochrome P450 family 2 subfamily A member 6 Homo sapiens