Reaction catalyzed by pyruvate synthase (1.2.7.1), 2-oxoacid oxidoreductase (ferredoxin) (1.2.7.11)
+
CoA
+
2
=
+
+
2
2-oxobutyrate
+
CoA
+
2 oxidized methyl viologen
=
propanoyl-CoA
+
CO2
+
2 reduced methyl viologen
