| Domain | Name | Category | Type |
| IPR001309 | Peptidase C14, p20 domain | Domain | Domain |
| IPR002138 | Peptidase C14, caspase non-catalytic subunit p10 | Domain | Domain |
| IPR002398 | Peptidase C14 family | Family | Family |
| IPR015917 | Peptidase C14A, caspase catalytic domain | Domain | Domain |
| IPR016129 | Peptidase family C14A, His active site | Site | Active site |
| IPR029030 | Caspase-like domain superfamily | Family | Homologous superfamily |
| IPR033139 | Peptidase family C14A, cysteine active site | Site | Active site |
| IPR037554 | Caspase-6 | Family | Family |