| Domain | Name | Category | Type |
| IPR000504 | RNA recognition motif domain | Domain | Domain |
| IPR012677 | Nucleotide-binding alpha-beta plait domain superfamily | Family | Homologous superfamily |
| IPR034562 | U2 small nuclear ribonucleoprotein B'', RNA recognition motif 2 | Domain | Domain |
| IPR034564 | U2 small nuclear ribonucleoprotein B'', RNA recognition motif 1 | Domain | Domain |
| IPR035979 | RNA-binding domain superfamily | Family | Homologous superfamily |