label: 3-hydroxy-2-methylbutyryl-CoA dehydrogenase activity
label_lc: 3-hydroxy-2-methylbutyryl-coa dehydrogenase activity
description: "Catalysis of the reaction: NAD+ + 2-methyl-3-hydroxybutyryl-CoA = NADH + H+ + 2-methylaceto-acetyl-CoA."