a (2R,3S)-2-alkyl-3-hydroxyalkanoate + NADP(+) = an (R)-2-alkyl-3-oxoalkanoate + NADPH + H(+)
a (2r,3s)-2-alkyl-3-hydroxyalkanoate + nadp(+) = an (r)-2-alkyl-3-oxoalkanoate + nadph + h(+)
"2-alkyl-3-oxoalkanoate reductase"
"2-alkyl-3-oxoalkanoate reductase"