| Domain | Name | Category | Type |
| IPR003593 | AAA+ ATPase domain | Domain | Domain |
| IPR003959 | ATPase, AAA-type, core | Domain | Domain |
| IPR003960 | ATPase, AAA-type, conserved site | Site | Conserved site |
| IPR005937 | 26S proteasome regulatory subunit P45-like | Family | Family |
| IPR027417 | P-loop containing nucleoside triphosphate hydrolase | Family | Homologous superfamily |
| IPR032501 | Proteasomal ATPase OB C-terminal domain | Domain | Domain |
| IPR035254 | 26S Proteasome regulatory subunit 6A | Family | Family |
| IPR041569 | AAA ATPase, AAA+ lid domain | Domain | Domain |