(2R)-2-hydroxy-4-(methylsulfanyl)butanoate + NAD(+) = 4-methylsulfanyl-2-oxobutanoate + NADH + H(+)
(2r)-2-hydroxy-4-(methylsulfanyl)butanoate + nad(+) = 4-methylsulfanyl-2-oxobutanoate + nadh + h(+)
"4-methylthio 2-oxobutyric acid reductase"
"4-methylthio 2-oxobutyric acid reductase"