Reaction catalyzed by 3-dehydro-bile acid DELTA4,6-reductase (1.3.1.114)
+
NAD+
=
+
NADH
+
12alpha-hydroxy-3-oxocholan-24-oyl-CoA
+
NAD+
=
12alpha-hydroxy-3-oxochol-4-en-24-oyl-CoA
+
NADH
+
H+
