1.5.99.4 cytochrome c - 392542 1.5.99.4 cytochrome P450 P-450 NMa monooxygenase 392540 1.5.99.4 cytochrome P450 small content to nicotine oxidation, cytochrome P-450-linked monooxygenase 392541 1.5.99.4 FAD both isozymes 656187 1.5.99.4 FAD conserved FAD-binding GXGXXG 724032 1.5.99.4 FAD not covalently bound 392537 1.5.99.4 FAD one mol per mol 391423, 392537 1.5.99.4 FAD partially protects the enzyme 392538 1.5.99.4 FAD subunit A binds FAD 392431 1.5.99.4 FMN metalloflavoprotein, protects enzyme against inhibition by acriflavine 392538