4S1X

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F	PF00509	Haemagglutinin (Hemagglutinin)	Haemagglutinin	-	Family

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E A, B, C, D, E, F	Truncated hemagglutinin	host cell surface binding binding host cell surface receptor binding	membrane organization cellular component organization membrane fusion fusion of virus membrane with host plasma membrane viral process cellular process cellular component organization or biogenesis membrane fusion involved in viral entry into host cell	virion component viral membrane viral envelope

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F	IPR001364	Haemagglutinin, influenzavirus A/B	Family
A, B, C, D, E A, B, C, D, E, F	IPR000386	Haemagglutinin, influenzavirus B	Family