| Domain | Name | Category | Type |
| IPR009060 | UBA-like superfamily | Family | Homologous superfamily |
| IPR011990 | Tetratricopeptide-like helical domain superfamily | Family | Homologous superfamily |
| IPR015940 | Ubiquitin-associated domain | Domain | Domain |
| IPR029071 | Ubiquitin-like domain superfamily | Family | Homologous superfamily |
| IPR039749 | NEDD8 ultimate buster 1 | Family | Family |
| IPR041207 | NEDD8 ultimate buster 1, ubiquitin-like domain | Domain | Domain |