Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
APF00509e4kvnA1 A: beta sandwichesX: jelly-rollH: Viral protein domain (From Topology)T: Viral protein domainF: PF00509ECOD (1.6)
APF00509e4kvnA2 A: alpha bundlesX: Hemagglutinin HA2 chain (From Topology)H: Hemagglutinin HA2 chain (From Topology)T: Hemagglutinin HA2 chainF: PF00509ECOD (1.6)
B [auth H]PF07654e4kvnH1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07654ECOD (1.6)
B [auth H]PF07686e4kvnH2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07686ECOD (1.6)
C [auth L]PF07654e4kvnL1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07654ECOD (1.6)
C [auth L]PF07686e4kvnL2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07686ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
A3.90.20.10 Alpha Beta Alpha-Beta Complex Hemagglutinin Ectodomain Chain BCATH (4.3.0)
A3.90.209.20 Alpha Beta Alpha-Beta Complex Hemagglutinin (Ha1 Chain) Chain: ACATH (4.3.0)
B [auth H]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
C [auth L]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)

IMGT Antibody Annotation IMGT Database Homepage

ChainProtein NameDescriptionOrganism NameGene Allele Name(s)Domain Name(s)Receptor TypeReceptor DescriptionProvenance Source
B [auth H]Fab 39.29 VH-CH1 Homo sapiens (human) IGHV3-30*01, IGHV3-30*04, IGHV3-30*07, IGHV3-30*11, IGHV3-30*14, IGHV3-30*16, IGHV3-30*17, IGHV3-30-3*01, IGHV3-30-3*02, IGHV3-30-3*03, IGHJ4*01, IGHJ4*02, IGHJ4*03, IGHG1*01, IGHG1*02, IGHG1*04, IGHG1*05 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202416-0)
C [auth L]Fab 39.29 L-KAPPA Homo sapiens (human) IGKV3-15*01, IGKV3D-15*01, IGKJ4*01, IGKJ4*02, IGKC*01 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202416-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
B [auth H]Heavy ChainIGHV3 -hemagglutininSAbDab (2024-04-26)
C [auth L]Light ChainIGKV3 KappahemagglutininSAbDab (2024-04-26)

Thera-SAbDab Antibody Annotation Thera-SAbDab Database Homepage

ChainNameTargetProvenance Source
B [auth H] Gedivumab Influenza A HATherapeutic SAbDab (2024-04-26)
C [auth L] Gedivumab Influenza A HATherapeutic SAbDab (2024-04-26)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
PF00509Haemagglutinin (Hemagglutinin)Haemagglutinin- Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
Hemagglutinin
B [auth H]Human IgG Heavy Chain---
C [auth L]Human IgG Light Chain---