| Domain | Name | Category | Type |
| IPR018799 | TRAF3-interacting protein 1 | Family | Family |
| IPR040468 | TRAF3-interacting protein 1, N-terminal | Domain | Domain |
| IPR041476 | TRAF3-interacting protein 1, C-terminal domain | Domain | Domain |
| IPR042576 | TRAF3-interacting protein 1, N-terminal domain superfamily | Family | Homologous superfamily |