1.14.14.78 menaquinone-4 + [reduced NADPH-hemoprotein reductase] + O2 - 1.14.14.78 additional information CYP4F2 discriminates between tocopherols and phylloquinone in vitro, but alpha-tocopherol does not apparently increase phylloquinone omega-hydroxylation by this mechanism 1.14.14.78 additional information the enzyme exhibits tocopherol-omega-hydroxylase activity 1.14.14.78 phylloquinone + [reduced NADPH-hemoprotein reductase] + O2 -