天净沙(甲硫基)烷醛肟N-单加氧酶活性测定试剂盒产品图片
天净沙(甲硫基)烷醛肟N-单加氧酶活性测定试剂盒产品图片

天净沙(甲硫基)烷醛肟N-单加氧酶活性测定试剂盒

英文名:Skygen (Methylsulfanyl)alkanaldoxime N-Monooxygenase Assay Kit
别名:CYP83A1 (Gene Name); (Methylthio)alkanaldoxime N-Monooxygenase; (E)-omega-(Methylthio)alkananaldoxime,[reduced NADPH---Hemoprotein Reductase]:oxygen Oxidoreductase (N-Hydroxylating)
产品编号:7-EC1.14.14.43
保存温度:-20℃
运输温度:Cold
货号 规格 货期 目录价
7-EC1.14.14.43 100 T 3-4 Weeks

产品内容

本酶催化的反应为An (E)-omega-(Methylsulfanyl)alkanal Oxime + [Reduced NADPH---Hemoprotein Reductase] + Glutathione + O2 = An S-[(1E)-1-(Hydroxyimino)-omega-(Methylsulfanyl)alkyl]-L-Glutathione + [Oxidized NADPH---Hemoprotein Reductase] + 2 H2O (Overall Reaction);;(1a) An (E)-omega-(Methylsulfanyl)alkanal Oxime + [Reduced NADPH---Hemoprotein Reductase] + O2 = A 1-(Methylsulfanyl)-4-Aci-Nitroalkane + [Oxidized NADPH---Hemoprotein Reductase] + H2O;;(1b) A 1-(Methylsulfanyl)-4-Aci-Nitroalkane + Glutathione = An S-[(1E)-1-(Hydroxyimino)-omega-(Methylsulfanyl)alkyl]-L-Glutathione + H2O,系统名称为(E)-omega-(Methylsulfanyl)alkananal Oxime,[reduced NADPH---Hemoprotein Reductase]:oxygen Oxidoreductase (N-Hydroxylating),这种细胞色素 P-450(血红素-硫醇盐)酶参与植物中硫代葡萄糖苷的生物合成。该酶催化 omega-(甲硫基)烷醛肟 E 构型异构体的 N-羟基化,形成酸式硝基(aci-nitro)中间体,该中间体与谷胱甘肽非酶促反应生成 N-烷基硫代羟肟酸酯加合物,即硫代葡萄糖苷的关键前体。在缺乏硫醇化合物时,该酶会发生自杀性失活,可能是由于反应性酸式硝基中间体与活性位点残基相互作用所致。
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