Reaction catalyzed by GDP-4-dehydro-D-rhamnose reductase (1.1.1.187), GDP-4-dehydro-6-deoxy-D-mannose reductase (1.1.1.281)
+
NAD(P)+
=
+
NAD(P)H
+
GDP-alpha-D-rhamnose
+
NAD(P)+
=
GDP-4-dehydro-alpha-D-rhamnose
+
NAD(P)H
+
H+
