| Domain | Name | Category | Type |
| IPR000169 | Cysteine peptidase, cysteine active site | Site | Active site |
| IPR001300 | Peptidase C2, calpain, catalytic domain | Domain | Domain |
| IPR001876 | Zinc finger, RanBP2-type | Domain | Domain |
| IPR022684 | Peptidase C2, calpain family | Family | Family |
| IPR036443 | Zinc finger, RanBP2-type superfamily | Family | Homologous superfamily |
| IPR038765 | Papain-like cysteine peptidase superfamily | Family | Homologous superfamily |