2.1.2.2	phosphoribosylglycinamide formyltransferase 1	5-aminoimidazole ribonucleotide biosynthesis I	-	-	
2.4.2.14	amidophosphoribosyltransferase	5-aminoimidazole ribonucleotide biosynthesis I	-	-	
6.3.3.1	phosphoribosylformylglycinamidine cyclo-ligase	5-aminoimidazole ribonucleotide biosynthesis I	-	-	
6.3.4.13	phosphoribosylamine-glycine ligase	5-aminoimidazole ribonucleotide biosynthesis I	-	-	
6.3.5.3	phosphoribosylformylglycinamidine synthase	5-aminoimidazole ribonucleotide biosynthesis I	-	-