| IPR003186 | Proteasome activator PA28, C-terminal domain | Domain |
| IPR036252 | Proteasome activator superfamily | Homologous Superfamily |
| IPR036996 | Proteasome activator PA28, N-terminal domain superfamily | Homologous Superfamily |
| IPR003185 | Proteasome activator PA28, N-terminal domain | Domain |
| IPR036997 | Proteasome activator PA28, C-terminal domain superfamily | Homologous Superfamily |
| IPR009077 | Proteasome activator PA28 | Family |
| IPR003186 | Proteasome activator PA28, C-terminal domain | Domain |
| IPR036252 | Proteasome activator superfamily | Homologous Superfamily |
| IPR036996 | Proteasome activator PA28, N-terminal domain superfamily | Homologous Superfamily |
| IPR003185 | Proteasome activator PA28, N-terminal domain | Domain |
| IPR036997 | Proteasome activator PA28, C-terminal domain superfamily | Homologous Superfamily |
| IPR009077 | Proteasome activator PA28 | Family |