| IPR041452 | APAF-1 helical domain | Domain |
| IPR019775 | WD40 repeat, conserved site | Conserved Site |
| IPR037963 | Apoptotic Protease-Activating Factor 1, CARD domain | Domain |
| IPR002182 | NB-ARC | Domain |
| IPR015943 | WD40/YVTN repeat-like-containing domain superfamily | Homologous Superfamily |
| IPR027417 | P-loop containing nucleoside triphosphate hydrolase | Homologous Superfamily |
| IPR011029 | Death-like domain superfamily | Homologous Superfamily |
| IPR042197 | Apoptotic protease-activating factors, helical domain | Homologous Superfamily |
| IPR036388 | Winged helix-like DNA-binding domain superfamily | Homologous Superfamily |
| IPR036322 | WD40-repeat-containing domain superfamily | Homologous Superfamily |
| IPR048975 | Apoptotic protease-activating factor 1, winged-helix domain | Domain |
| IPR001680 | WD40 repeat | Repeat |
| IPR001315 | CARD domain | Domain |
| IPR020472 | G-protein beta WD-40 repeat | Repeat |
| IPR017251 | Apoptotic protease-activating factor 1 | Family |
| IPR001309 | Peptidase C14, p20 domain | Domain |
| IPR011600 | Peptidase C14, caspase domain | Domain |
| IPR016129 | Peptidase family C14A, His active site | Active Site |
| IPR042147 | CASP9, CARD domain | Domain |
| IPR015917 | Peptidase C14A, caspase catalytic domain | Domain |
| IPR011029 | Death-like domain superfamily | Homologous Superfamily |
| IPR029030 | Caspase-like domain superfamily | Homologous Superfamily |
| IPR033139 | Peptidase family C14A, cysteine active site | Active Site |
| IPR002138 | Peptidase C14, caspase non-catalytic subunit p10 | Domain |
| IPR001315 | CARD domain | Domain |
| IPR002398 | Peptidase C14 family | Family |