ID   1.17.4.5
DE   vitamin-K-epoxide reductase (warfarin-insensitive).
AN   vitamin K 2,3-epoxide reductase.
CA   3-hydroxy-2-methyl-3-phytyl-2,3-dihydro-1,4-naphthoquinone + oxidized
CA   dithiothreitol = 1,4-dithiothreitol + 2,3-epoxyphylloquinone.
CC   -!- Vitamin K 2,3-epoxide is reduced to 3-hydroxy- (and 2-hydroxy-)
CC       vitamin K by 1,4-dithiothreitol, which is oxidized to a disulfide.
CC   -!- Not inhibited by warfarin (cf. EC 1.17.4.4).
CC   -!- Formerly EC 1.1.4.2.
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