Structure of Hepatitis C Virus Envelope Glycoprotein E2c3 core from genotype 6a bound to broadly neutralizing antibody AR3A and non neutralizing antibody E1
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| B [auth H] | Beta-lactamase | e6uygH2 | A: alpha arrays | X: putative RnfG subunit of electron transport complex | H: putative RnfG subunit of electron transport complex | T: Aspartate/ornithine carbamoyltransferase | F: Beta-lactamase | ECOD (v295.2) |
| C [auth L] | Beta-lactamase | e6uygL1 | A: alpha arrays | X: putative RnfG subunit of electron transport complex | H: putative RnfG subunit of electron transport complex | T: Aspartate/ornithine carbamoyltransferase | F: Beta-lactamase | ECOD (v295.2) |
| F [auth G] | Beta-lactamase | e6uygG1 | A: alpha arrays | X: putative RnfG subunit of electron transport complex | H: putative RnfG subunit of electron transport complex | T: Aspartate/ornithine carbamoyltransferase | F: Beta-lactamase | ECOD (v295.2) |
| E [auth B] | Beta-lactamase | e6uygB1 | A: alpha arrays | X: putative RnfG subunit of electron transport complex | H: putative RnfG subunit of electron transport complex | T: Aspartate/ornithine carbamoyltransferase | F: Beta-lactamase | ECOD (v295.2) |
| D [auth A] | Beta-lactamase | e6uygA1 | A: alpha arrays | X: putative RnfG subunit of electron transport complex | H: putative RnfG subunit of electron transport complex | T: Aspartate/ornithine carbamoyltransferase | F: Beta-lactamase | ECOD (v295.2) |
| A [auth E] | Beta-lactamase | e6uygE1 | A: alpha arrays | X: putative RnfG subunit of electron transport complex | H: putative RnfG subunit of electron transport complex | T: Aspartate/ornithine carbamoyltransferase | F: Beta-lactamase | ECOD (v295.2) |
Domain Annotation: CATH CATH Database Homepage
| Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
|---|---|---|---|---|---|---|
| B [auth H] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (utative) |
| C [auth L] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (utative) |
| F [auth G] | 3.10.20.10 | Alpha Beta | Roll | Ubiquitin-like (UB roll) | CATH (utative) | |
| E [auth B] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (utative) |
| D [auth A] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (utative) |
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 |
|---|---|---|---|---|---|---|---|---|
| B [auth H] | Fab AR3C, anti-HCV, neutralizing | VH-CH1 | Homo sapiens (human) | IGHV1-69*15, IGHJ1*01, IGHG1*01, IGHG1*02, IGHG1*04, IGHG1*05, IGHG1*12, IGHG1*14, IGHG1*13, IGHG1*09, IGHG1*10, IGHG1*07, IGHG1*11 | V-DOMAIN VH, C-DOMAIN CH1 | IG | FAB-GAMMA-1_KAPPA | IMGT (202640-0) |
| C [auth L] | Fab AR3C, anti-HCV, neutralizing | L-KAPPA | Homo sapiens (human) | IGKV3-20*01, IGKJ1*01, IGKJ3*01, IGKJ5*01, IGKC*01 | V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA | IG | FAB-GAMMA-1_KAPPA | IMGT (202640-0) |
| E [auth B] | Fab E1, neutralizing | L-KAPPA | Homo sapiens (human) | IGKV2-30*01, IGKJ4*01, IGKJ4*02, IGKC*01 | V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA | IG | FAB-GAMMA-1_KAPPA | IMGT (202640-0) |
| D [auth A] | Fab E1, neutralizing | VH-CH1 | Homo sapiens (human) | IGHV1-69*02, IGHJ1*01, IGHJ4*01, IGHJ5*01, IGHJ5*02, IGHJ4*02, IGHJ4*03, IGHG1*01, IGHG1*02, IGHG1*04, IGHG1*05, IGHG1*12, IGHG1*14, IGHG1*13, IGHG1*09, IGHG1*10, IGHG1*07, IGHG1*11 | V-DOMAIN VH, C-DOMAIN CH1 | IG | FAB-GAMMA-1_KAPPA | IMGT (202640-0) |
SAbDab Antibody Annotation SAbDab Database Homepage
| Chain | Chain Class | Chain Subclass | Chain Type | Antigen Name(s) | Provenance Source |
|---|---|---|---|---|---|
| B [auth H] | Heavy Chain | IGHV1 | - | envelope glycoprotein e2 | SAbDab (2026-10-16) |
| C [auth L] | Light Chain | IGKV3 | Kappa | envelope glycoprotein e2 | SAbDab (2026-10-16) |
| E [auth B] | Light Chain | IGKV2 | Kappa | envelope glycoprotein e2 | SAbDab (2026-10-16) |
| D [auth A] | Heavy Chain | IGHV1 | - | envelope glycoprotein e2 | SAbDab (2026-10-16) |
InterPro: Protein Family Classification InterPro Database Homepage
| Chains | Accession | Name | Type |
|---|---|---|---|
| F [auth G] | IPR009063 | Immunoglobulin/albumin-binding domain superfamily | Homologous Superfamily |
| F [auth G] | IPR000724 | IgG-binding protein G, B domain | Domain |
| F [auth G] | IPR005877 | YSIRK Gram-positive signal peptide | Domain |
| F [auth G] | IPR019950 | M protein-type anchor motif | Conserved Site |
| F [auth G] | IPR035152 | GA-like domain | Domain |
| F [auth G] | IPR019931 | LPXTG cell wall anchor motif | Conserved Site |