| Domain | Name | Category | Type |
| IPR000836 | Phosphoribosyltransferase domain | Domain | Domain |
| IPR000842 | Phosphoribosyl pyrophosphate synthetase, conserved site | Site | Conserved site |
| IPR005946 | Ribose-phosphate pyrophosphokinase | Family | Family |
| IPR029057 | Phosphoribosyltransferase-like | Family | Homologous superfamily |
| IPR029099 | Ribose-phosphate pyrophosphokinase, N-terminal domain | Domain | Domain |
| IPR037515 | Ribose-phosphate pyrophosphokinase, bacterial-type | Family | Family |