| Domain | Name | Category | Type |
| IPR000504 | RNA recognition motif domain | Domain | Domain |
| IPR002343 | Paraneoplastic encephalomyelitis antigen | Family | Family |
| IPR006548 | Splicing factor ELAV/Hu | Family | Family |
| IPR012677 | Nucleotide-binding alpha-beta plait domain superfamily | Family | Homologous superfamily |
| IPR034775 | Splicing factor ELAV/Hu, RNA recognition motif 1 | Domain | Domain |
| IPR034914 | HuB, RNA recognition motif 3 | Domain | Domain |
| IPR034999 | HuB, RNA recognition motif 2 | Domain | Domain |
| IPR035979 | RNA-binding domain superfamily | Family | Homologous superfamily |