1.3.99.25	carvone reductase	-	
1.3.99.26	all-trans-zeta-carotene desaturase	-	
1.3.99.27	1-hydroxycarotenoid 3,4-desaturase	-	
1.3.99.28	phytoene desaturase (neurosporene-forming)	-	
1.3.99.29	phytoene desaturase (zeta-carotene-forming)	-	
1.3.99.30	phytoene desaturase (3,4-didehydrolycopene-forming)	-	
1.3.99.31	phytoene desaturase (lycopene-forming)	-	
1.3.99.32	glutaryl-CoA dehydrogenase (acceptor)	-	
1.3.99.33	urocanate reductase	-	
1.3.99.36	cypemycin cysteine dehydrogenase (decarboxylating)	-