Reaction catalyzed by 3-methyl-2-oxobutanoate dehydrogenase (2-methylpropanoyl-transferring) (1.2.4.4)
+
NAD+
+
CoA
=
+
+
NADH
2-oxopentanoate
+
NAD+
+
CoA
=
butanoyl-CoA
+
CO2
+
NADH
