Reaction catalyzed by 3-dehydro-L-gulonate 2-dehydrogenase (1.1.1.130)
+
NAD(P)+
=
+
NAD(P)H
+
3-dehydro-L-gulonate
+
NAD(P)+
=
(4R,5S)-4,5,6-trihydroxy-2,3-dioxohexanoate
+
NAD(P)H
+
H+
