产品内容
本酶催化的反应为A 14alpha-Methylsteroid + 3 [Reduced NADPH---Hemoprotein Reductase] + 3 O2 = A Delta14-Steroid + Formate + 3 [Oxidized NADPH---Hemoprotein Reductase] + 4 H2O (Overall Reaction);;(1a) A 14alpha-Methylsteroid + [Reduced NADPH---Hemoprotein Reductase] + O2 = A 14alpha-Hydroxymethylsteroid + [Oxidized NADPH---Hemoprotein Reductase] + H2O;;(1b) A 14alpha-Hydroxysteroid + [Reduced NADPH---Hemoprotein Reductase] + O2 = A 14alpha-Formylsteroid + [Oxidized NADPH---Hemoprotein Reductase] + 2 H2O;;(1c) A 14alpha-Formylsteroid + [Reduced NADPH---Hemoprotein Reductase] + O2 = A Delta14-Steroid + Formate + [Oxidized NADPH---Hemoprotein Reductase] + H2O;;系统名称为Sterol,[reduced NADPH---Hemoprotein Reductase]:oxygen Oxidoreductase (14-Methyl Cleaving),这种细胞色素 P-450(血红素-硫醇盐)酶作用于一系列带 14alpha-甲基的类固醇,如钝叶醇和羊毛甾醇。该酶催化 14alpha-甲基的一次羟基化和一次还原,随后进行第二次羟基化,导致甲酸的消除和 14(15) 双键的形成。