Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2B SuperfamilyInfluenza hemagglutinin domain-like8087834 3001342 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyInfluenza hemagglutinin (stalk)8088068 3001616 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
AHemagglutinin_1ste5w42A1 A: beta sandwichesX: jelly-rollH: Viral protein domain (From Topology)T: Viral protein domainF: Hemagglutinin_1stECOD (1.6)
BHemagglutinin_2nde5w42B1 A: alpha bundlesX: Hemagglutinin HA2 chain (From Topology)H: Hemagglutinin HA2 chain (From Topology)T: Hemagglutinin HA2 chainF: Hemagglutinin_2ndECOD (1.6)
C [auth H]V-set_8e5w42H2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_8ECOD (1.6)
C [auth H]C1-set_1e5w42H1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_1ECOD (1.6)
D [auth L]C1-set_4e5w42L2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_4ECOD (1.6)
D [auth L]V-sete5w42L1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-setECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
A3.90.209.20 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)
C [auth H]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (utative)
D [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
C [auth H]Fab H3v-47 VH-CH1 Homo sapiens (human) IGHV1-69*05, IGHJ4*01, IGHJ5*01, IGHJ5*02, IGHJ4*02, IGHJ4*03, IGHG1*03 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202415-0)
D [auth L]Fab H3v-47 L-KAPPA Homo sapiens (human) IGKV3-20*01, IGKJ1*01, IGKJ5*01, IGKC*01 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202415-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
C [auth H]Heavy ChainIGHV1 -hemagglutininSAbDab (2024-04-19)
D [auth L]Light ChainIGKV3 KappahemagglutininSAbDab (2024-04-19)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
PF00509Haemagglutinin (Hemagglutinin)Haemagglutinin- Family
PF00509Haemagglutinin (Hemagglutinin)Haemagglutinin- Family
C [auth H]PF07686Immunoglobulin V-set domain (V-set)Immunoglobulin V-set domainThis domain is found in antibodies as well as neural protein P0 and CTL4 amongst others.Domain
C [auth H]PF07654Immunoglobulin C1-set domain (C1-set)Immunoglobulin C1-set domain- Domain
D [auth L]PF07686Immunoglobulin V-set domain (V-set)Immunoglobulin V-set domainThis domain is found in antibodies as well as neural protein P0 and CTL4 amongst others.Domain
D [auth L]PF07654Immunoglobulin C1-set domain (C1-set)Immunoglobulin C1-set domain- Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
Hemagglutinin
Hemagglutinin
C [auth H]Fab H3v-47 heavy chain- -
D [auth L]Fab H3v-47 light chain- -