| Domain | Name | Category | Type |
| IPR000504 | RNA recognition motif domain | Domain | Domain |
| IPR012677 | Nucleotide-binding alpha-beta plait domain superfamily | Family | Homologous superfamily |
| IPR034510 | SECp43, RNA recognition motif 2 | Domain | Domain |
| IPR035979 | RNA-binding domain superfamily | Family | Homologous superfamily |
| IPR040434 | tRNA selenocysteine 1-associated protein 1 | Family | Family |
| IPR041085 | tRNA selenocysteine 1-associated protein 1, C-terminal | Domain | Domain |