Purines, pyrimidines, nucleosides, and nucleotides

adenine phosphoribosyltransferase (RefSeq)

phosphoribosylformylglycinamidine synthase I (RefSeq)

Phosphoribosylformylglycinamidine synthetase PurS (RefSeq)

phosphoribosylaminoimidazole-succinocarboxamide synthetase (SAICAR synthetase) (RefSeq)

phosphoribosylformylglycinamide synthetase (RefSeq)