Annotations: 8VSV

Cryo-EM structure of SINV/EEEV in complex with a potently neutralizing intact human antibody EEEV-373

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
E [auth A]	V-set	e8vsvA1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: V-set	ECOD (v295)
F [auth B]	V-set	e8vsvB1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: V-set	ECOD (v295)
G [auth C]	V-set	e8vsvC1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: V-set	ECOD (v295)
H [auth D]	V-set	e8vsvD1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: V-set	ECOD (v295)
I [auth E]	V-set	e8vsvE1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: V-set	ECOD (v295)
J [auth F]	V-set	e8vsvF1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: V-set	ECOD (v295)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
A [auth 1], C [auth 3]	Heavy Chain	IGHV3	-	unknown \| e2 glycoprotein	SAbDab (2026-07-10)
B [auth 2], D [auth 4]	Light Chain	IGKV1	Kappa	unknown \| e2 glycoprotein	SAbDab (2026-07-10)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth 1], C [auth 3]	IgG EEEV-373 Heavy chain	-	-	-
B [auth 2], D [auth 4]	IgG EEEV-373 Light chain.	-	-	-
E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], J [auth F]	Spike glycoprotein E1	peptidase activity catalytic activity, acting on a protein serine hydrolase activity serine-type peptidase activity hydrolase activity serine-type endopeptidase activity catalytic activity endopeptidase activity RNA binding binding nucleic acid binding structural molecule activity	viral process fusion of virus membrane with host endosome membrane membrane fusion involved in viral entry into host cell biological process involved in interspecies interaction between organisms symbiont entry into host cell symbiont entry into host viral life cycle biological process involved in interaction with host biological process involved in symbiotic interaction virion attachment to host cell adhesion of symbiont to host cell adhesion of symbiont to host proteolysis metabolic process viral process fusion of virus membrane with host endosome membrane membrane fusion involved in viral entry into host cell biological process involved in interspecies interaction between organisms symbiont entry into host cell symbiont entry into host viral life cycle biological process involved in interaction with host biological process involved in symbiotic interaction virion attachment to host cell adhesion of symbiont to host cell adhesion of symbiont to host proteolysis metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process	host cell plasma membrane host cellular component cellular anatomical structure host cell part host cell membrane other organism part host intracellular part host cell cytoplasm host intracellular region virion component virion membrane viral capsid icosahedral viral capsid T=4 icosahedral viral capsid host cell plasma membrane host cellular component cellular anatomical structure host cell part host cell membrane other organism part host intracellular part host cell cytoplasm host intracellular region virion component virion membrane viral capsid icosahedral viral capsid T=4 icosahedral viral capsid host intracellular membrane-bounded organelle host cell nucleus host intracellular organelle
K [auth a], L [auth b], M [auth c], N [auth d], O [auth e], K [auth a], L [auth b], M [auth c], N [auth d], O [auth e], P [auth f]	E2 glycoprotein	structural molecule activity	virion attachment to host cell biological process involved in interspecies interaction between organisms adhesion of symbiont to host cell viral process 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	host cell plasma membrane host cellular component cellular anatomical structure host cell part host cell membrane other organism part virion component virion membrane viral capsid icosahedral viral capsid T=4 icosahedral viral capsid

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], J [auth F]	IPR002533	Alphavirus E3 spike glycoprotein	Domain
E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], J [auth F]	IPR038055	Flaviviral glycoprotein E, dimerisation domain	Homologous Superfamily
E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], J [auth F]	IPR014756	Immunoglobulin E-set	Homologous Superfamily
E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], J [auth F]	IPR042304	Alphavirus E2 glycoprotein, domain A	Homologous Superfamily
E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], J [auth F]	IPR036253	Flavivirus glycoprotein, central and dimerisation domain superfamily	Homologous Superfamily
E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], J [auth F]	IPR043504	Peptidase_S1_PA_chymotrypsin	Unknown
E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], J [auth F]	IPR009003	Peptidase S1, PA clan	Homologous Superfamily
E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], J [auth F]	IPR042305	Alphavirus E2 glycoprotein, domain B	Homologous Superfamily
E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], J [auth F]	IPR042306	Alphavirus E2 glycoprotein, domain C	Homologous Superfamily
E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], J [auth F]	IPR000936	Alphavirus E2 glycoprotein	Family
E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], J [auth F]	IPR000930	Peptidase S3, togavirin	Domain
E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], J [auth F]	IPR002548	Alphavirus E1 glycoprotein	Domain
E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], E [auth A], F [auth B], G [auth C], H [auth D], I [auth E], J [auth F]	IPR000336	Flavivirus/Alphavirus glycoprotein, immunoglobulin-like domain superfamily	Homologous Superfamily
K [auth a], L [auth b], M [auth c], N [auth d], O [auth e], K [auth a], L [auth b], M [auth c], N [auth d], O [auth e], P [auth f]	IPR042305	Alphavirus E2 glycoprotein, domain B	Homologous Superfamily
K [auth a], L [auth b], M [auth c], N [auth d], O [auth e], K [auth a], L [auth b], M [auth c], N [auth d], O [auth e], P [auth f]	IPR042304	Alphavirus E2 glycoprotein, domain A	Homologous Superfamily
K [auth a], L [auth b], M [auth c], N [auth d], O [auth e], K [auth a], L [auth b], M [auth c], N [auth d], O [auth e], P [auth f]	IPR042306	Alphavirus E2 glycoprotein, domain C	Homologous Superfamily
K [auth a], L [auth b], M [auth c], N [auth d], O [auth e], K [auth a], L [auth b], M [auth c], N [auth d], O [auth e], P [auth f]	IPR000936	Alphavirus E2 glycoprotein	Family

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8VSV | pdb_00008vsv

Cryo-EM structure of SINV/EEEV in complex with a potently neutralizing intact human antibody EEEV-373

External Resource: Annotation

Domain Annotation: ECOD Classification ECOD Database Homepage

SAbDab Antibody Annotation SAbDab Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage