Vitamin K Cycle

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© IUBMB 2011

For nomenclature of quinones with isoprenoid side chains click here


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vitamin K biosynthesis
EC 1.17.4.4 vitamin-K-epoxide reductase (warfarin-sensitive)
EC 1.6.5.2 NAD(P)H dehydrogenase (quinone)
EC 2.1.1.350 menaquinone C8-methyltransferase
EC 4.1.1.90 peptidyl-glutamate 4-carboxylase (mechanism)