1.14.15.35	6-deoxyerythronolide B hydroxylase	erythromycin D biosynthesis	-	
2.3.1.94	6-deoxyerythronolide-B synthase	erythromycin D biosynthesis	-	
2.4.1.278	3-alpha-mycarosylerythronolide B desosaminyl transferase	erythromycin D biosynthesis	-	
2.4.1.328	erythronolide mycarosyltransferase	erythromycin D biosynthesis	-