2.6.1.90	Biosynthesis of secondary metabolites	-	01110	-	
2.6.1.90	dTDP-3-acetamido-alpha-D-fucose biosynthesis	-	-	PWY-6953	
2.6.1.90	dTDP-alpha-D-ravidosamine and dTDP-4-acetyl-alpha-D-ravidosamine biosynthesis	-	-	PWY-7688	
2.6.1.90	Metabolic pathways	-	01100	-	
2.6.1.90	O-Antigen nucleotide sugar biosynthesis	-	00541	-	
2.6.1.90	Polyketide sugar unit biosynthesis	-	00523	-