| IPR000436 | Sushi/SCR/CCP domain |
| IPR000884 | Thrombospondin type-1 (TSP1) repeat |
| IPR001862 | Membrane attack complex component/perforin/complement C9 |
| IPR002172 | Low-density lipoprotein (LDL) receptor class A repeat |
| IPR003884 | Factor I / membrane attack complex |
| IPR016186 | C-type lectin-like/link domain superfamily |
| IPR020863 | Membrane attack complex component/perforin domain, conserved site |
| IPR020864 | Membrane attack complex component/perforin (MACPF) domain |
| IPR023415 | Low-density lipoprotein (LDL) receptor class A, conserved site |