Annotations: 7MWX

Structure of the core ectodomain of the hepatitis C virus envelope glycoprotein 2 with tamarin CD81

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
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)
H	SCOP2B Superfamily	Tetraspanin	8104363	3001736	SCOP2B (2022-06-29)
E [auth D]	SCOP2B Superfamily	Tetraspanin	8104363	3001736	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
H	zf-C3HC4	e7mwxH1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: zf-C3HC4	ECOD (v295.2)
E [auth D]	zf-C3HC4	e7mwxD1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: zf-C3HC4	ECOD (v295.2)
G [auth F]	zf-C3HC4	e7mwxF1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: zf-C3HC4	ECOD (v295.2)
D [auth B]	zf-C3HC4	e7mwxB1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: zf-C3HC4	ECOD (v295.2)
F [auth E]	zf-C3HC4	e7mwxE1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: zf-C3HC4	ECOD (v295.2)
C [auth A]	zf-C3HC4	e7mwxA1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: zf-C3HC4	ECOD (v295.2)
B [auth G]	zf-C3HC4	e7mwxG1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: zf-C3HC4	ECOD (v295.2)
A [auth C]	zf-C3HC4	e7mwxC1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: zf-C3HC4	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
G [auth F]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
D [auth B]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
F [auth E]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
C [auth A]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
D [auth B], G [auth F]	Light Chain	IGKV8	Kappa	core protein precursor ee2	SAbDab (2026-08-28)
C [auth A], F [auth E]	Heavy Chain	IGHV14	-	core protein precursor ee2	SAbDab (2026-08-28)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
E [auth D], H	CD81 protein	sterol binding binding alcohol binding steroid binding lipid binding cholesterol binding small molecule binding cell adhesion molecule binding protein-containing complex binding protein binding integrin binding signaling receptor binding	adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains multicellular organismal process regulation of immune effector process lymphocyte mediated immunity T cell mediated immunity positive regulation of leukocyte mediated immunity regulation of cellular process response to stimulus T-helper 2 cell cytokine production T cell cytokine production positive regulation of macromolecule biosynthetic process positive regulation of metabolic process type 2 immune response positive regulation of immune response regulation of T-helper 2 cell cytokine production adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains multicellular organismal process regulation of immune effector process lymphocyte mediated immunity T cell mediated immunity positive regulation of leukocyte mediated immunity regulation of cellular process response to stimulus T-helper 2 cell cytokine production T cell cytokine production positive regulation of macromolecule biosynthetic process positive regulation of metabolic process type 2 immune response positive regulation of immune response regulation of T-helper 2 cell cytokine production regulation of type 2 immune response cytokine production leukocyte mediated immunity regulation of immune system process positive regulation of macromolecule metabolic process positive regulation of adaptive immune response positive regulation of T cell cytokine production positive regulation of immune system process regulation of T cell mediated immunity regulation of biological process regulation of cytokine production involved in immune response positive regulation of T-helper 2 cell cytokine production immune response regulation of adaptive immune response immune effector process regulation of gene expression regulation of leukocyte mediated immunity biosynthetic process regulation of response to stimulus regulation of immune response positive regulation of production of molecular mediator of immune response positive regulation of multicellular organismal process metabolic process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of production of molecular mediator of immune response positive regulation of cytokine production regulation of metabolic process positive regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains positive regulation of lymphocyte mediated immunity positive regulation of biological process positive regulation of response to stimulus regulation of T cell cytokine production CD4-positive, alpha-beta T cell cytokine production regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains positive regulation of biosynthetic process regulation of cytokine production positive regulation of immune effector process regulation of multicellular organismal process cytokine production involved in immune response positive regulation of cellular process production of molecular mediator of immune response regulation of biosynthetic process biological regulation regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process adaptive immune response positive regulation of type 2 immune response regulation of lymphocyte mediated immunity positive regulation of gene expression immune system process positive regulation of T cell mediated immunity positive regulation of cytokine production involved in immune response cellular process regulation of localization cellular localization regulation of protein localization positive regulation of receptor clustering positive regulation of protein localization to membrane localization within membrane protein localization to membrane localization regulation of cellular localization macromolecule localization receptor clustering positive regulation of protein localization intracellular protein localization regulation of receptor clustering regulation of protein localization to membrane regulation of leukocyte activation regulation of cell activation cell activation involved in immune response T cell activation via T cell receptor contact with antigen bound to MHC molecule on antigen presenting cell positive regulation of cell activation T cell activation positive regulation of leukocyte activation positive regulation of T cell activation positive regulation of T cell activation via T cell receptor contact with antigen bound to MHC molecule on antigen presenting cell regulation of leukocyte cell-cell adhesion positive regulation of leukocyte cell-cell adhesion lymphocyte activation leukocyte cell-cell adhesion leukocyte activation positive regulation of cell-cell adhesion positive regulation of lymphocyte activation cell adhesion cell-cell adhesion T cell activation involved in immune response leukocyte activation involved in immune response regulation of cell-cell adhesion lymphocyte activation involved in immune response positive regulation of cell adhesion regulation of cell adhesion cell activation regulation of T cell activation regulation of T cell activation via T cell receptor contact with antigen bound to MHC molecule on antigen presenting cell regulation of lymphocyte activation developmental process tissue regeneration skeletal muscle tissue regeneration cellular developmental process developmental growth myoblast fusion growth cell-cell fusion syncytium formation by cell-cell fusion myotube differentiation involved in skeletal muscle regeneration muscle cell differentiation regeneration myotube differentiation muscle structure development cell differentiation myoblast fusion involved in skeletal muscle regeneration anatomical structure development striated muscle cell differentiation animal gross anatomical part developmental process import into cell receptor internalization transport receptor-mediated endocytosis endocytosis establishment of localization vesicle-mediated transport macrophage fusion myeloid leukocyte differentiation osteoclast fusion hemopoiesis cell development multinuclear osteoclast differentiation myeloid cell differentiation osteoclast differentiation leukocyte differentiation protein localization to cell periphery protein localization to plasma membrane regulation of alpha-beta T cell activation positive regulation of CD4-positive, alpha-beta T cell activation CD4-positive, alpha-beta T cell activation alpha-beta T cell activation positive regulation of alpha-beta T cell activation regulation of CD4-positive, alpha-beta T cell activation lymphocyte costimulation CD4-positive, alpha-beta T cell costimulation T cell costimulation cellular response to stimulus positive regulation of cell communication immune response-regulating cell surface receptor signaling pathway positive regulation of signal transduction positive regulation of T cell receptor signaling pathway signaling regulation of antigen receptor-mediated signaling pathway regulation of signal transduction cell communication immune response-activating signaling pathway immune response-regulating signaling pathway signal transduction regulation of signaling cell surface receptor signaling pathway immune response-activating cell surface receptor signaling pathway regulation of T cell receptor signaling pathway T cell receptor signaling pathway regulation of cell communication antigen receptor-mediated signaling pathway activation of immune response positive regulation of antigen receptor-mediated signaling pathway positive regulation of signaling regulation of cell motility regulation of leukocyte migration macrophage migration leukocyte migration regulation of macrophage migration regulation of locomotion mononuclear cell migration regulation of cell migration myeloid leukocyte migration cell migration regulation of mononuclear cell migration cell motility locomotion regulation of B cell receptor signaling pathway B cell receptor signaling pathway positive regulation of B cell receptor signaling pathway intracellular signal transduction regulation of intracellular signal transduction intracellular signaling cassette positive regulation of MAPK cascade positive regulation of intracellular signal transduction regulation of MAPK cascade MAPK cascade cellular response to low-density lipoprotein particle stimulus response to endogenous stimulus response to chemical response to lipoprotein particle cellular response to lipoprotein particle stimulus positive regulation of cell population proliferation positive regulation of alpha-beta T cell proliferation positive regulation of CD4-positive, alpha-beta T cell proliferation alpha-beta T cell proliferation lymphocyte proliferation regulation of leukocyte proliferation cell population proliferation regulation of CD4-positive, alpha-beta T cell proliferation positive regulation of lymphocyte proliferation positive regulation of T cell proliferation regulation of cell population proliferation mononuclear cell proliferation positive regulation of leukocyte proliferation leukocyte proliferation regulation of alpha-beta T cell proliferation positive regulation of mononuclear cell proliferation T cell proliferation regulation of lymphocyte proliferation CD4-positive, alpha-beta T cell proliferation regulation of T cell proliferation regulation of mononuclear cell proliferation immunological synapse formation cell-cell recognition cell recognition regulation of B cell activation B cell activation positive regulation of B cell activation regulation of defense response regulation of response to external stimulus inflammatory response to antigenic stimulus positive regulation of response to external stimulus positive regulation of inflammatory response response to stress regulation of response to stress defense response regulation of inflammatory response to antigenic stimulus response to external stimulus regulation of inflammatory response positive regulation of inflammatory response to antigenic stimulus positive regulation of defense response inflammatory response humoral immune response immunoglobulin mediated immune response humoral immune response mediated by circulating immunoglobulin B cell mediated immunity	cellular anatomical structure membrane cell periphery plasma membrane basal part of cell basal plasma membrane plasma membrane region basolateral plasma membrane immunological synapse tetraspanin-enriched microdomain
D [auth B], G [auth F]	2A12 Fab Light Chain	-	-	-
C [auth A], F [auth E]	2A12 Fab Heavy Chain	-	-	-
A [auth C], B [auth G]	Core protein precursor eE2	RNA-directed RNA polymerase activity 5'-3' RNA polymerase activity catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid RNA polymerase activity transferase activity nucleotidyltransferase activity catalytic activity transferase activity, transferring phosphorus-containing groups peptidase activity catalytic activity, acting on a protein serine hydrolase activity serine-type peptidase activity hydrolase activity RNA-directed RNA polymerase activity 5'-3' RNA polymerase activity catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid RNA polymerase activity transferase activity nucleotidyltransferase activity catalytic activity transferase activity, transferring phosphorus-containing groups peptidase activity catalytic activity, acting on a protein serine hydrolase activity serine-type peptidase activity hydrolase activity serine-type endopeptidase activity endopeptidase activity binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding pyrophosphatase activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity, acting on acid anhydrides nucleic acid conformation isomerase activity isomerase activity helicase activity RNA helicase activity ATP-dependent activity, acting on RNA macromolecular conformation isomerase activity ATP-dependent activity cysteine-type peptidase activity cysteine-type endopeptidase activity RNA binding nucleic acid binding passive transmembrane transporter activity channel activity transporter activity transmembrane transporter activity structural molecule activity cation binding transition metal ion binding zinc ion binding metal ion binding	RNA metabolic process viral life cycle primary metabolic process nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process viral genome replication biosynthetic process viral RNA genome replication viral process metabolic process RNA metabolic process viral life cycle primary metabolic process nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process viral genome replication biosynthetic process viral RNA genome replication viral process metabolic process cellular process macromolecule metabolic process symbiont-mediated perturbation of host cellular process biological process involved in interspecies interaction between organisms symbiont-mediated suppression of host JAK-STAT cascade biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated suppression of host signal transduction pathway symbiont-mediated suppression of host JAK-STAT cascade via inhibition of STAT activity symbiont-mediated perturbation of host process symbiont-mediated suppression of host JAK-STAT cascade via inhibition of STAT1 activity symbiont-mediated perturbation of host signal transduction pathway modulation of process of another organism gene expression DNA-templated transcription symbiont-mediated perturbation of host autophagy symbiont-mediated activation of host autophagy symbiont-mediated suppression of host interferon-mediated signaling pathway symbiont-mediated suppression of host type I interferon-mediated signaling pathway symbiont-mediated transformation of host cell fusion of virus membrane with host endosome membrane membrane fusion involved in viral entry into host cell import into cell receptor-mediated endocytosis of virus by host cell transport establishment of localization vesicle-mediated transport localization symbiont entry into host cell clathrin-dependent endocytosis symbiont entry into host clathrin-dependent endocytosis of virus by host cell receptor-mediated endocytosis endocytosis endocytosis involved in viral entry into host cell transmembrane transport monoatomic ion transmembrane transport monoatomic ion transport symbiont-mediated perturbation of host defense response symbiont-mediated suppression of host cytoplasmic pattern recognition receptor signaling pathway via inhibition of MAVS activity symbiont-mediated suppression of host pathogen-associated molecular pattern receptor signaling pathway symbiont-mediated perturbation of host immune response symbiont-mediated suppression of host immune response symbiont-mediated suppression of host cytoplasmic pattern recognition receptor signaling pathway symbiont-mediated suppression of host innate immune response symbiont-mediated perturbation of host innate immune response virion attachment to host cell adhesion of symbiont to host cell adhesion of symbiont to host proteolysis protein metabolic process symbiont-mediated perturbation of host cell cycle progression symbiont-mediated perturbation of host cell cycle G1/S transition checkpoint	host cellular component host intracellular part cellular anatomical structure host cell cytoplasm host cell part host cell lipid droplet host intracellular region other organism part host cell cytoplasm part host intracellular membrane-bounded organelle host cell membrane host cell mitochondrion host intracellular organelle host cell mitochondrial envelope host cellular component host intracellular part cellular anatomical structure host cell cytoplasm host cell part host cell lipid droplet host intracellular region other organism part host cell cytoplasm part host intracellular membrane-bounded organelle host cell membrane host cell mitochondrion host intracellular organelle host cell mitochondrial envelope host cell mitochondrial membrane host cell endoplasmic reticulum host cell endomembrane system host cell endoplasmic reticulum membrane viral nucleocapsid viral capsid virion component host cell plasma membrane host cell perinuclear region of cytoplasm virion membrane host cell nucleus viral membrane viral envelope protein-containing complex ribonucleoprotein complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
E [auth D], H	IPR008952	Tetraspanin, EC2 domain superfamily	Homologous Superfamily
E [auth D], H	IPR000301	Tetraspanin, animals	Family
E [auth D], H	IPR018503	Tetraspanin, conserved site	Conserved Site
E [auth D], H	IPR018499	Tetraspanin/Peripherin	Family
A [auth C], B [auth G]	IPR002522	Hepatitis C virus, Core protein, N-terminal	Domain
A [auth C], B [auth G]	IPR043128	Reverse transcriptase/Diguanylate cyclase domain	Homologous Superfamily
A [auth C], B [auth G]	IPR054175	NS3 RNA helicase, C-terminal helical domain	Domain
A [auth C], B [auth G]	IPR011492	Non-structural protein NS3-like, DEAD-box helicase, flavivirus	Domain
A [auth C], B [auth G]	IPR038568	Hepatitis C virus NS5A, 1B domain superfamily	Homologous Superfamily
A [auth C], B [auth G]	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
A [auth C], B [auth G]	IPR009003	Peptidase S1, PA clan	Homologous Superfamily
A [auth C], B [auth G]	IPR001650	Helicase, C-terminal domain-like	Domain
A [auth C], B [auth G]	IPR014001	Helicase superfamily 1/2, ATP-binding domain	Domain
A [auth C], B [auth G]	IPR002868	Hepatitis C virus, Non-structural 5a protein	Domain
A [auth C], B [auth G]	IPR038170	NS5A domain 1a superfamily	Homologous Superfamily
A [auth C], B [auth G]	IPR002518	Hepatitis C virus, Non-structural protein NS2	Domain
A [auth C], B [auth G]	IPR013192	Hepatitis C virus, Non-structural 5a protein, domain 1a	Domain
A [auth C], B [auth G]	IPR002521	Hepatitis C virus, Core protein, C-terminal	Domain
A [auth C], B [auth G]	IPR042209	Hepatitis C virus non-structural protein NS2, N-terminal domain	Homologous Superfamily
A [auth C], B [auth G]	IPR043504	Peptidase_S1_PA_chymotrypsin	Unknown
A [auth C], B [auth G]	IPR000745	Hepatitis C virus, Non-structural protein NS4a	Domain
A [auth C], B [auth G]	IPR042205	Hepatitis C virus non-structural protein NS2, C-terminal domain	Homologous Superfamily
A [auth C], B [auth G]	IPR002166	RNA dependent RNA polymerase, hepatitis C virus	Family
A [auth C], B [auth G]	IPR002519	Hepatitis C virus, Envelope glycoprotein E1	Domain
A [auth C], B [auth G]	IPR043502	DNA/RNA polymerase superfamily	Homologous Superfamily
A [auth C], B [auth G]	IPR044896	Hepatitis C virus core protein, chain A superfamily	Homologous Superfamily
A [auth C], B [auth G]	IPR024350	Hepatitus C virus, Non-structural 5a protein, C-terminal	Domain
A [auth C], B [auth G]	IPR013193	Hepatitis C virus non-structural 5a, 1B domain	Domain
A [auth C], B [auth G]	IPR004109	Hepatitis C virus, NS3 protease	Domain
A [auth C], B [auth G]	IPR049913	Hepatitis C virus, p7 channel	Domain
A [auth C], B [auth G]	IPR002531	Hepatitis C virus, Non-structural protein E2/NS1	Domain
A [auth C], B [auth G]	IPR007094	RNA-directed RNA polymerase, catalytic domain	Domain
A [auth C], B [auth G]	IPR001490	Hepatitis C virus, Non-structural protein NS4b	Domain