3.1.3.104	Biosynthesis of secondary metabolites	-	01110	-	
3.1.3.104	flavin biosynthesis	flavin biosynthesis	-	-	
3.1.3.104	flavin biosynthesis I (bacteria and plants)	-	-	RIBOSYN2-PWY	
3.1.3.104	flavin biosynthesis II (archaea)	-	-	PWY-6167	
3.1.3.104	flavin biosynthesis III (fungi)	-	-	PWY-6168	
3.1.3.104	Metabolic pathways	-	01100	-	
3.1.3.104	Riboflavin metabolism	-	00740	-	
3.1.3.104	toxoflavin biosynthesis	-	-	PWY-7991