(R)-3-hydroxy-2-methylpropanoate + NAD(+) <=> (R)-2-methyl-3-oxopropanoate + NADH + H(+)
(r)-3-hydroxy-2-methylpropanoate + nad(+) <=> (r)-2-methyl-3-oxopropanoate + nadh + h(+)
(R)-3-hydroxy-2-methylpropanoate + NAD(+) <=> (R)-2-methyl-3-oxopropanoate + NADH + H(+)
(r)-3-hydroxy-2-methylpropanoate + nad(+) <=> (r)-2-methyl-3-oxopropanoate + nadh + h(+)