| C4 (Complement component 4) | 230 | 601508 |
| C5 (Complement component 5) | 188 | Found via general search |
| C6 (Complement component 6) | 120 | Found via general search |
| C8 (Complement component 8) | 150 | Found via general search |
| C9 (Complement component 9) | 79 | 601508 |
| Complement factor D | 24 | Found via general search |
| Complement factor B | 90 | Found via general search |
| MBL (Mannose-binding lectin) | 500 | Found via general search |
| MASP-1 | 79 | Found via general search |
| MASP-2 | 76 | Found via general search |
