Reaction catalyzed by DELTA14-sterol reductase (1.3.1.70)
+
NADP+
=
+
NADPH
+
4,4-dimethyl-5alpha-cholesta-8,24-dien-3beta-ol
+
NADP+
=
4,4-dimethyl-5alpha-cholesta-8,14,24-trien-3beta-ol
+
NADPH
+
H+
