Annotations: 6CNV

INFLUENZA B/BRISBANE HEMAGGLUTININ FAB CR9115 SD84H COMPLEX

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
IMGT Antibody Annotation
SAbDab Antibody Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Influenza hemagglutinin (stalk)	8088076	3001616	SCOP2B (2022-06-29)
A	SCOP2 Family	Influenza hemagglutinin headpiece	8087897	4002506	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Influenza hemagglutinin domain-like	8087898	3001342	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
E [auth H]		e6cnvH1	A: alpha arrays	X: L-aspartase middle domain-like	H: L-aspartase middle domain-like	T: L-aspartase middle domain-like	F:	ECOD (v295.2)
D [auth L]		e6cnvL1	A: alpha arrays	X: L-aspartase middle domain-like	H: L-aspartase middle domain-like	T: L-aspartase middle domain-like	F:	ECOD (v295.2)
C		e6cnvC1	A: alpha arrays	X: L-aspartase middle domain-like	H: L-aspartase middle domain-like	T: L-aspartase middle domain-like	F:	ECOD (v295.2)
B		e6cnvB1	A: alpha arrays	X: L-aspartase middle domain-like	H: L-aspartase middle domain-like	T: L-aspartase middle domain-like	F:	ECOD (v295.2)
A		e6cnvA1	A: alpha arrays	X: L-aspartase middle domain-like	H: L-aspartase middle domain-like	T: L-aspartase middle domain-like	F:	ECOD (v295.2)

IMGT Antibody Annotation IMGT Database Homepage

Chain	Protein Name	Description	Organism Name	Gene Allele Name(s)	Domain Name(s)	Receptor Type	Receptor Description	Provenance Source
E [auth H]	Fab CR9114	VH-CH1	Homo sapiens (human)	IGHV1-6901, IGHV1-6906, IGHV1-6912, IGHV1-6913, IGHV1-6914, IGHV1-69D01, IGHV1-6917, IGHJ601, IGHG1*03	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-1_LAMBDA	IMGT (202635-0)
D [auth L]	Fab CR9114	L-LAMBDA	Homo sapiens (human)	IGLV1-4401, IGLJ701, IGLC201, IGLC202, IGLC3*04	V-DOMAIN V-LAMBDA, C-DOMAIN C-LAMBDA	IG	FAB-GAMMA-1_LAMBDA	IMGT (202635-0)
C	VH SD84H	VH	Homo sapiens (human)	IGHV3-2304, IGHJ101, IGHJ401, IGHJ402	V-DOMAIN VH	IG	VH	IMGT (202635-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
E [auth H]	Heavy Chain	IGHV1	-	envelope glycoprotein	SAbDab (2026-09-11)
D [auth L]	Light Chain	IGLV1	Lambda	envelope glycoprotein	SAbDab (2026-09-11)
C	Heavy Chain	IGHV3	-	hemagglutinin	SAbDab (2026-09-11)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
E [auth H]	CR9114 Fab heavy chain	-	-	-
D [auth L]	CR9114 Light chain	-	-	-
C	SD84h	-	-	-
B	Envelope glycoprotein	host cell surface binding binding host cell surface receptor binding	viral process fusion of virus membrane with host endosome membrane membrane fusion involved in viral entry into host cell membrane organization cellular component organization membrane fusion fusion of virus membrane with host plasma membrane cellular process cellular component organization or biogenesis virion attachment to host cell biological process involved in interspecies interaction between organisms adhesion of symbiont to host cell viral life cycle adhesion of symbiont to host viral process fusion of virus membrane with host endosome membrane membrane fusion involved in viral entry into host cell membrane organization cellular component organization membrane fusion fusion of virus membrane with host plasma membrane cellular process cellular component organization or biogenesis virion attachment to host cell biological process involved in interspecies interaction between organisms adhesion of symbiont to host cell viral life cycle adhesion of symbiont to host biological process involved in interaction with host biological process involved in symbiotic interaction symbiont entry into host cell symbiont entry into host endocytosis involved in viral entry into host cell	virion component viral membrane viral envelope host cell plasma membrane host cellular component cellular anatomical structure host cell part host cell membrane other organism part virion membrane
A	Hemagglutinin	host cell surface binding binding host cell surface receptor binding	viral process fusion of virus membrane with host endosome membrane membrane fusion involved in viral entry into host cell membrane organization cellular component organization membrane fusion fusion of virus membrane with host plasma membrane cellular process cellular component organization or biogenesis virion attachment to host cell biological process involved in interspecies interaction between organisms adhesion of symbiont to host cell viral life cycle adhesion of symbiont to host viral process fusion of virus membrane with host endosome membrane membrane fusion involved in viral entry into host cell membrane organization cellular component organization membrane fusion fusion of virus membrane with host plasma membrane cellular process cellular component organization or biogenesis virion attachment to host cell biological process involved in interspecies interaction between organisms adhesion of symbiont to host cell viral life cycle adhesion of symbiont to host biological process involved in interaction with host biological process involved in symbiotic interaction symbiont entry into host cell symbiont entry into host endocytosis involved in viral entry into host cell non-lytic viral release viral budding virion assembly exit from host cell viral budding from plasma membrane viral release from host cell	cellular anatomical structure membrane virion component virion membrane viral membrane viral envelope host cell plasma membrane host cellular component host cell part host cell membrane other organism part

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR001364	Haemagglutinin, influenzavirus A/B	Family
B	IPR008980	Viral capsid/haemagglutinin protein	Homologous Superfamily
B	IPR000386	Haemagglutinin, influenzavirus B	Family
B	IPR013828	Haemagglutinin, HA1 chain, alpha/beta domain superfamily	Homologous Superfamily
B	IPR012473	Fibritin C-terminal	Domain
A	IPR001364	Haemagglutinin, influenzavirus A/B	Family
A	IPR008980	Viral capsid/haemagglutinin protein	Homologous Superfamily
A	IPR000386	Haemagglutinin, influenzavirus B	Family
A	IPR013828	Haemagglutinin, HA1 chain, alpha/beta domain superfamily	Homologous Superfamily

RCSB PDB is hosted by

RCSB PDB is a member of

RCSB Partners
Nucleic Acid Knowledgebase

CoreTrustSeal

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.