1.3.1.42 (15Z)-12-oxophyto-10,15-dienoate + NADPH - 1.3.1.42 (15Z)-12-oxophyto-10,15-dienoate + NADPH leads to jasmonate biosynthesis 1.3.1.42 (9R,13R)-(15Z)-12-oxophyto-10,15-dienoate + NADPH - 1.3.1.42 (9S,13S)-(15Z)-12-oxophyto-10,15-dienoate + NADPH product is an intermediate in the jasmonate biosynthesis 1.3.1.42 (9S,13S)-(15Z)-12-oxophyto-10,15-dienoate + NADPH product is the direct precursor in the jasmonate biosynthesis 1.3.1.42 (9S,13S)-12-oxo-phytodienoic acid + NADPH - 1.3.1.42 (9S,13S)-12-oxo-phytodienoic acid + NADPH OPR3 is the isoenzyme relevant for jasmonate biosynthesis 1.3.1.42 (9S,13S)-12-oxo-phytodienoic acid + NADPH OPRII reduces all 4 OPDA isomers 1.3.1.42 (9S,13S)-12-oxo-phytodienoic acid + NADPH reductase specific for the natural cis-OPDA enatiomer encoded by OPR2 1.3.1.42 (9S,13S)-12-oxo-phytodienoic acid + NADPH + H+ enzyme is a FMN-dependent oxidoreductase that catalyzes the reduction of the cyclopentenone (9S,13S)-12-oxophytodienoate to the corresponding cyclopentanone in the biosynthesis of the plant hormone jasmonic acid