Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2B SuperfamilyInfluenza hemagglutinin domain-like 8087896 3001342 SCOP2B (2022-06-29)
CSCOP2B SuperfamilyInfluenza hemagglutinin domain-like 8087896 3001342 SCOP2B (2022-06-29)
ESCOP2B SuperfamilyInfluenza hemagglutinin domain-like 8087896 3001342 SCOP2B (2022-06-29)
GSCOP2B SuperfamilyInfluenza hemagglutinin domain-like 8087896 3001342 SCOP2B (2022-06-29)
ISCOP2B SuperfamilyInfluenza hemagglutinin domain-like 8087896 3001342 SCOP2B (2022-06-29)
KSCOP2B SuperfamilyInfluenza hemagglutinin domain-like 8087896 3001342 SCOP2B (2022-06-29)
BSCOP2 FamilyInfluenza hemagglutinin (stalk) 8088075 4003840 SCOP2 (2022-06-29)
BSCOP2 SuperfamilyInfluenza hemagglutinin (stalk) 8088076 3001616 SCOP2 (2022-06-29)
DSCOP2B SuperfamilyInfluenza hemagglutinin (stalk) 8088076 3001616 SCOP2B (2022-06-29)
FSCOP2B SuperfamilyInfluenza hemagglutinin (stalk) 8088076 3001616 SCOP2B (2022-06-29)
HSCOP2B SuperfamilyInfluenza hemagglutinin (stalk) 8088076 3001616 SCOP2B (2022-06-29)
JSCOP2B SuperfamilyInfluenza hemagglutinin (stalk) 8088076 3001616 SCOP2B (2022-06-29)
LSCOP2B SuperfamilyInfluenza hemagglutinin (stalk) 8088076 3001616 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
AHemagglutinin_1ste4fqmA1 A: beta sandwichesX: jelly-rollH: Viral protein domain (From Topology)T: Viral protein domainF: Hemagglutinin_1stECOD (1.6)
CHemagglutinin_1ste4fqmC1 A: beta sandwichesX: jelly-rollH: Viral protein domain (From Topology)T: Viral protein domainF: Hemagglutinin_1stECOD (1.6)
EHemagglutinin_1ste4fqmE1 A: beta sandwichesX: jelly-rollH: Viral protein domain (From Topology)T: Viral protein domainF: Hemagglutinin_1stECOD (1.6)
GHemagglutinin_1ste4fqmG1 A: beta sandwichesX: jelly-rollH: Viral protein domain (From Topology)T: Viral protein domainF: Hemagglutinin_1stECOD (1.6)
IHemagglutinin_1ste4fqmI1 A: beta sandwichesX: jelly-rollH: Viral protein domain (From Topology)T: Viral protein domainF: Hemagglutinin_1stECOD (1.6)
KHemagglutinin_1ste4fqmK1 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)
C2.10.77.10 Mainly Beta Ribbon Hemagglutinin Chain A, domain 2CATH (4.3.0)
C3.90.209.20 Alpha Beta Alpha-Beta Complex Hemagglutinin (Ha1 Chain) Chain: ACATH (4.3.0)
E2.10.77.10 Mainly Beta Ribbon Hemagglutinin Chain A, domain 2CATH (4.3.0)
E3.90.209.20 Alpha Beta Alpha-Beta Complex Hemagglutinin (Ha1 Chain) Chain: ACATH (4.3.0)
G2.10.77.10 Mainly Beta Ribbon Hemagglutinin Chain A, domain 2CATH (4.3.0)
G3.90.209.20 Alpha Beta Alpha-Beta Complex Hemagglutinin (Ha1 Chain) Chain: ACATH (4.3.0)
I2.10.77.10 Mainly Beta Ribbon Hemagglutinin Chain A, domain 2CATH (4.3.0)
I3.90.209.20 Alpha Beta Alpha-Beta Complex Hemagglutinin (Ha1 Chain) Chain: ACATH (4.3.0)
K2.10.77.10 Mainly Beta Ribbon Hemagglutinin Chain A, domain 2CATH (4.3.0)
K3.90.209.20 Alpha Beta Alpha-Beta Complex Hemagglutinin (Ha1 Chain) Chain: ACATH (4.3.0)
B3.90.20.10 Alpha Beta Alpha-Beta Complex Hemagglutinin Ectodomain Chain BCATH (4.3.0)
D3.90.20.10 Alpha Beta Alpha-Beta Complex Hemagglutinin Ectodomain Chain BCATH (4.3.0)
F3.90.20.10 Alpha Beta Alpha-Beta Complex Hemagglutinin Ectodomain Chain BCATH (4.3.0)
H3.90.20.10 Alpha Beta Alpha-Beta Complex Hemagglutinin Ectodomain Chain BCATH (4.3.0)
J3.90.20.10 Alpha Beta Alpha-Beta Complex Hemagglutinin Ectodomain Chain BCATH (4.3.0)
L3.90.20.10 Alpha Beta Alpha-Beta Complex Hemagglutinin Ectodomain Chain BCATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A, C, E, G, I
PF00509Haemagglutinin (Hemagglutinin)Haemagglutinin- Family
B, D, F, H, J
PF00509Haemagglutinin (Hemagglutinin)Haemagglutinin- Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A, C, E, G, I
Hemagglutinin HA1
B, D, F, H, J
Hemagglutinin HA2

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A, C, E, G, I
IPR001364Haemagglutinin, influenzavirus A/BFamily
A, C, E, G, I
IPR008980Viral capsid/haemagglutinin proteinHomologous Superfamily
A, C, E, G, I
IPR000386Haemagglutinin, influenzavirus BFamily
A, C, E, G, I
IPR013828Haemagglutinin, HA1 chain, alpha/beta domain superfamilyHomologous Superfamily
B, D, F, H, J
IPR001364Haemagglutinin, influenzavirus A/BFamily
B, D, F, H, J
IPR008980Viral capsid/haemagglutinin proteinHomologous Superfamily
B, D, F, H, J
IPR000386Haemagglutinin, influenzavirus BFamily
B, D, F, H, J
IPR013828Haemagglutinin, HA1 chain, alpha/beta domain superfamilyHomologous Superfamily