6.3.3.1 5-aminoimidazole ribonucleotide biosynthesis I - - PWY-6121 6.3.3.1 5-aminoimidazole ribonucleotide biosynthesis II - - PWY-6122 6.3.3.1 Biosynthesis of secondary metabolites - 01110 - 6.3.3.1 Metabolic pathways - 01100 - 6.3.3.1 Purine metabolism - 00230 - 6.3.3.1 purine metabolism purine metabolism - - 6.3.3.1 superpathway of 5-aminoimidazole ribonucleotide biosynthesis - - PWY-6277