1.3.99.33 urocanate reductase - 1.3.99.34 2,3-bis-O-geranylgeranyl-sn-glycerol 1-phosphate reductase (donor) transferred to EC 1.3.7.11 1.3.99.35 chlorophyllide a reductase transferred to EC 1.3.7.15 1.3.99.36 cypemycin cysteine dehydrogenase (decarboxylating) - 1.3.99.37 1-hydroxy-2-isopentenylcarotenoid 3,4-desaturase - 1.3.99.38 menaquinone-9 beta-reductase - 1.3.99.39 carotenoid phi-ring synthase - 1.3.99.4 3-oxosteroid 1-dehydrogenase - 1.3.99.40 carotenoid chi-ring synthase - 1.3.99.41 3-(methylsulfanyl)propanoyl-CoA 2-dehydrogenase -