8FSJ

Cryo-EM structure of engineered hepatitis C virus E1E2 ectodomain in complex with antibodies AR4A, HEPC74, and IGH520

External Resource: Annotation

Domain Annotation: ECOD Classification
SAbDab Antibody Annotation
Protein Family 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)
B [auth H]	PF07654	e8fsjH1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF07654	ECOD (1.6)
B [auth H]	PF07686	e8fsjH2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF07686	ECOD (1.6)
C [auth L]	PF07654	e8fsjL1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF07654	ECOD (1.6)
C [auth L]	PF07686	e8fsjL2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF07686	ECOD (1.6)
D [auth A]	PF01539	e8fsjA1	A: beta duplicates or obligate multimers	X: N-terminal domain of HCV E1 (From Topology)	H: N-terminal domain of HCV E1 (From Topology)	T: N-terminal domain of HCV E1	F: PF01539	ECOD (1.6)
E [auth B]	PF07654	e8fsjB2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF07654	ECOD (1.6)
E [auth B]	PF07686	e8fsjB1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF07686	ECOD (1.6)
F [auth C]	PF07654	e8fsjC2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF07654	ECOD (1.6)
F [auth C]	PF07686	e8fsjC1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF07686	ECOD (1.6)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B [auth H]	Heavy Chain	IGHV1	-	hcv e2 ectodomain, synzip2 scaffold fusion	SAbDab (2024-06-07)
C [auth L]	Light Chain	IGKV1	Kappa	hcv e2 ectodomain, synzip2 scaffold fusion	SAbDab (2024-06-07)
E [auth B]	Light Chain	IGKV3	Kappa	hcv e2 ectodomain, synzip2 scaffold fusion	SAbDab (2024-06-07)
F [auth C]	Heavy Chain	IGHV5	-	hcv e2 ectodomain, synzip2 scaffold fusion	SAbDab (2024-06-07)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
D [auth A]	PF01539	Hepatitis C virus envelope glycoprotein E1 (HCV_env)	Hepatitis C virus envelope glycoprotein E1	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth E]	HCV E2 ectodomain, SYNZIP2 scaffold fusion	structural molecule activity	-	host cellular component host intracellular part host cell cytoplasm host cell part host cell lipid droplet host intracellular region cellular anatomical entity host cell cytoplasm part membrane virion component virion membrane lipid droplet intracellular organelle intracellular anatomical structure host cellular component host intracellular part host cell cytoplasm host cell part host cell lipid droplet host intracellular region cellular anatomical entity host cell cytoplasm part membrane virion component virion membrane lipid droplet intracellular organelle intracellular anatomical structure organelle intracellular non-membrane-bounded organelle non-membrane-bounded organelle host intracellular membrane-bounded organelle host cell mitochondrion host intracellular organelle host cell endoplasmic reticulum host cell membrane host cell endomembrane system host cell endoplasmic reticulum membrane viral membrane viral envelope protein-containing complex ribonucleoprotein complex viral nucleocapsid viral capsid cytoplasm
B [auth H]	HEPC74 heavy chain	-	-	-
C [auth L]	HEPC74 light chain	-	-	-
D [auth A]	HCV E1 ectodomain, SYNZIP1 scaffold fusion	-	-	host cellular component host intracellular part host cell cytoplasm host cell part host cell lipid droplet host intracellular region cellular anatomical entity host cell cytoplasm part host intracellular membrane-bounded organelle host cell endoplasmic reticulum host cell membrane host intracellular organelle host cell endomembrane system host cell endoplasmic reticulum membrane host cellular component host intracellular part host cell cytoplasm host cell part host cell lipid droplet host intracellular region cellular anatomical entity host cell cytoplasm part host intracellular membrane-bounded organelle host cell endoplasmic reticulum host cell membrane host intracellular organelle host cell endomembrane system host cell endoplasmic reticulum membrane virion component viral membrane viral envelope membrane virion membrane lipid droplet intracellular organelle intracellular anatomical structure organelle intracellular non-membrane-bounded organelle non-membrane-bounded organelle
E [auth B]	AR4A light chain	-	-	-
F [auth C]	AR4A heavy chain	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth E]	IPR002521	Hepatitis C virus, Core protein, C-terminal	Domain
A [auth E]	IPR002519	Hepatitis C virus, Envelope glycoprotein E1	Domain
A [auth E]	IPR002531	Hepatitis C virus, Non-structural protein E2/NS1	Domain
D [auth A]	IPR002519	Hepatitis C virus, Envelope glycoprotein E1	Domain

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 R01GM133198.