2.7.7.81	Amino sugar and nucleotide sugar metabolism	-	00520	-	
2.7.7.81	CMP-pseudaminate biosynthesis	-	-	PWY-6143	
2.7.7.81	Metabolic pathways	-	01100	-	
2.7.7.81	O-Antigen nucleotide sugar biosynthesis	-	00541	-