| IPR001364 | Haemagglutinin, influenzavirus A/B | Family |
| IPR008980 | Viral capsid/haemagglutinin protein | Homologous Superfamily |
| IPR000149 | Haemagglutinin, influenzavirus A | Family |
| IPR013828 | Haemagglutinin, HA1 chain, alpha/beta domain superfamily | Homologous Superfamily |
| IPR001364 | Haemagglutinin, influenzavirus A/B | Family |
| IPR008980 | Viral capsid/haemagglutinin protein | Homologous Superfamily |
| IPR000149 | Haemagglutinin, influenzavirus A | Family |
| IPR013828 | Haemagglutinin, HA1 chain, alpha/beta domain superfamily | Homologous Superfamily |