Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2B SuperfamilyInfluenza hemagglutinin domain-like8087806 3001342 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyInfluenza hemagglutinin domain-like8087806 3001342 SCOP2B (2022-06-29)
DSCOP2B SuperfamilyInfluenza hemagglutinin (stalk)8088036 3001616 SCOP2B (2022-06-29)
CSCOP2 FamilyInfluenza hemagglutinin (stalk)8088035 4003840 SCOP2 (2022-06-29)
CSCOP2 SuperfamilyInfluenza hemagglutinin (stalk)8088036 3001616 SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
AHemagglutinin_1ste4i78A1 A: beta sandwichesX: jelly-rollH: Viral protein domain (From Topology)T: Viral protein domainF: Hemagglutinin_1stECOD (1.6)
BHemagglutinin_1ste4i78B1 A: beta sandwichesX: jelly-rollH: Viral protein domain (From Topology)T: Viral protein domainF: Hemagglutinin_1stECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
A2.10.77.10 Mainly Beta Ribbon Hemagglutinin Chain A, domain 2CATH (4.3.0)
A3.90.209.20 Alpha Beta Alpha-Beta Complex Hemagglutinin (Ha1 Chain) Chain: ACATH (4.3.0)
B2.10.77.10 Mainly Beta Ribbon Hemagglutinin Chain A, domain 2CATH (4.3.0)
B3.90.209.20 Alpha Beta Alpha-Beta Complex Hemagglutinin (Ha1 Chain) Chain: ACATH (4.3.0)
D3.90.20.10 Alpha Beta Alpha-Beta Complex Hemagglutinin Ectodomain Chain BCATH (4.3.0)
C3.90.20.10 Alpha Beta Alpha-Beta Complex Hemagglutinin Ectodomain Chain BCATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A, B
PF00509Haemagglutinin (Hemagglutinin)Haemagglutinin- Family
C, D
PF00509Haemagglutinin (Hemagglutinin)Haemagglutinin- Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A, B
Hemagglutinin HA1
C, D
Hemagglutinin HA2