5.3.3.5	24-epi-campesterol, fucosterol, and clionasterol biosynthesis (diatoms)	-	-	PWY-8238	
5.3.3.5	Biosynthesis of secondary metabolites	-	01110	-	
5.3.3.5	cholesterol biosynthesis	cholesterol biosynthesis	-	-	
5.3.3.5	cholesterol biosynthesis (algae, late side-chain reductase)	-	-	PWY-8191	
5.3.3.5	cholesterol biosynthesis (diatoms)	-	-	PWY-8239	
5.3.3.5	cholesterol biosynthesis (plants, early side-chain reductase)	-	-	PWY18C3-1	
5.3.3.5	cholesterol biosynthesis I	-	-	PWY66-341	
5.3.3.5	cholesterol biosynthesis II (via 24,25-dihydrolanosterol)	-	-	PWY66-3	
5.3.3.5	cholesterol biosynthesis III (via desmosterol)	-	-	PWY66-4	
5.3.3.5	ergosterol biosynthesis I	-	-	PWY-6075	
5.3.3.5	Metabolic pathways	-	01100	-	
5.3.3.5	phytosterol biosynthesis (plants)	-	-	PWY-2541	
5.3.3.5	Steroid biosynthesis	-	00100	-