| Domain | Name | Category | Type |
| IPR001876 | Zinc finger, RanBP2-type | Domain | Domain |
| IPR007716 | NPL4, zinc-binding putative | Domain | Domain |
| IPR007717 | Nuclear pore localisation protein NPL4, C-terminal | Domain | Domain |
| IPR016563 | Nuclear protein localization protein 4 | Family | Family |
| IPR024682 | Nuclear pore localisation protein Npl4, ubiquitin-like domain | Domain | Domain |
| IPR029071 | Ubiquitin-like domain superfamily | Family | Homologous superfamily |
| IPR036443 | Zinc finger, RanBP2-type superfamily | Family | Homologous superfamily |
| IPR037518 | MPN domain | Domain | Domain |