| Domain | Name | Category | Type |
| IPR010073 | Phosphoribosylformylglycinamidine synthase PurL | Family | Family |
| IPR010918 | PurM-like, C-terminal domain | Domain | Domain |
| IPR017926 | Glutamine amidotransferase | Domain | Domain |
| IPR029062 | Class I glutamine amidotransferase-like | Family | Homologous superfamily |
| IPR036604 | Phosphoribosylformylglycinamidine synthase subunit PurS-like superfamily | Family | Homologous superfamily |
| IPR036676 | PurM-like, C-terminal domain superfamily | Family | Homologous superfamily |
| IPR036921 | PurM-like, N-terminal domain superfamily | Family | Homologous superfamily |
| IPR040707 | Phosphoribosylformylglycinamidine synthase, N-terminal | Domain | Domain |
| IPR041609 | Phosphoribosylformylglycinamidine synthase, linker domain | Domain | Domain |