Reaction catalyzed by hydrogenase (NAD+, ferredoxin) (1.12.1.4)
2
+
NAD+
+
2
=
5
+
NADH
+
2
2 H2
+
NAD+
+
2 oxidized ferredoxin
=
5 H+
+
NADH
+
2 reduced ferredoxin
