1.3.1.42 8-[(1R,2R)-3-oxo-2-{(Z)-pent-2-enyl}cyclopentyl]octanoate + NADP+ = (15Z)-12-oxophyto-10,15-dienoate + NADPH + H+ - - 1.3.1.42 8-[(1R,2R)-3-oxo-2-{(Z)-pent-2-enyl}cyclopentyl]octanoate + NADP+ = (15Z)-12-oxophyto-10,15-dienoate + NADPH + H+ catalyzes the reduction of natural (+)-cis-12-oxophytodienoate for the jasmonic acid biosynthesis 689685 1.3.1.42 8-[(1R,2R)-3-oxo-2-{(Z)-pent-2-enyl}cyclopentyl]octanoate + NADP+ = (15Z)-12-oxophyto-10,15-dienoate + NADPH + H+ involved in the conversion of linolenate into jasmonate in Zea mays -