Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
A [auth B]SCOP2 FamilyVirus ectodomain 8085597 4003841 SCOP2 (2022-06-29)
A [auth B]SCOP2 SuperfamilyVirus ectodomain 8085598 3001628 SCOP2 (2022-06-29)
D [auth G]SCOP2B Superfamilygp120 core 8080359 3001390 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
A [auth B]GP41_1ste5fykB1 A: a+b duplicates or obligate multimersX: MPER trimer (From Topology)H: MPER trimer (From Topology)T: MPER trimerF: GP41_1stECOD (1.6)
B [auth D]V-set_8e5fykD2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_8ECOD (1.6)
B [auth D]C1-set_1e5fykD1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_1ECOD (1.6)
C [auth E]C1-sete5fykE1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-setECOD (1.6)
C [auth E]V-set_3e5fykE2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_3ECOD (1.6)
D [auth G]GP120_2nde5fykG1 A: beta barrelsX: V1/V2 domain in HIV gp120 (From Topology)H: V1/V2 domain in HIV gp120 (From Topology)T: V1/V2 domain in HIV gp120F: GP120_2ndECOD (1.6)
D [auth G]GP120_3rde5fykG3 A: a+b two layersX: Ribosomal protein L31e-likeH: Ribosomal protein L31e/gp120 outer domain (From Topology)T: Ribosomal protein L31e/gp120 outer domainF: GP120_3rdECOD (1.6)
D [auth G]GP120_1ste5fykG2 A: a+b two layersX: gp120 inner domain (From Topology)H: gp120 inner domain (From Topology)T: gp120 inner domainF: GP120_1stECOD (1.6)
E [auth H]V-set_8e5fykH2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_8ECOD (1.6)
E [auth H]C1-set_1e5fykH1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_1ECOD (1.6)
F [auth L]C1-sete5fykL1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-setECOD (1.6)
F [auth L]V-set_3e5fykL2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_3ECOD (1.6)
G [auth U]V-set_8e5fykU1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_8ECOD (1.6)
H [auth V]V-sete5fykV1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-setECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

IMGT Antibody Annotation IMGT Database Homepage

ChainProtein NameDescriptionOrganism NameGene Allele Name(s)Domain Name(s)Receptor TypeReceptor DescriptionProvenance Source
B [auth D]VRC01 mAb, anti-gp120 CD4-binding site (CD4bs) [HIV-1], broadly VH-CH1 Homo sapiens (human) IGHV1-18*01, IGHV1-18*04, IGHJ1*01, IGHJ4*01, IGHJ5*02, IGHJ4*02, IGHJ4*03, IGHG1*03 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_LAMBDA IMGT (202446-0)
C [auth E]VRC01 mAb, anti-gp120 CD4-binding site (CD4bs) [HIV-1], broadly L-LAMBDA Homo sapiens (human) IGLV2-14*02, IGLV2-18*02, IGLV2-23*01, IGLV2-23*02, IGLV2-23*03, IGLJ1*01, IGLC2*01, IGLC2*02, IGLC3*04 V-DOMAIN V-LAMBDA, C-DOMAIN C-LAMBDA IG FAB-GAMMA-1_LAMBDA IMGT (202446-0)
E [auth H]neutralizing VH-CH1 Homo sapiens (human) IGHV4-59*02, IGHJ3*01, IGHG1*03 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_LAMBDA IMGT (202446-0)
F [auth L]neutralizing L-LAMBDA Homo sapiens (human) IGLV3-21*01, IGLV3-21*02, IGLJ3*02, IGLC3*03 V-DOMAIN V-LAMBDA, C-DOMAIN C-LAMBDA IG FAB-GAMMA-1_LAMBDA IMGT (202446-0)
G [auth U],
H [auth V]
VRC01 mAb, anti-gp120 CD4-binding site (CD4bs) [HIV-1], broadly SCFV-KAPPA-HEAVY Homo sapiens (human) IGKV3-20*01, IGKJ1*01, IGHV1-18*01, IGHV1-18*04, IGHJ1*01 V-DOMAIN V-KAPPA, V-DOMAIN VH IG SCFV-KAPPA-HEAVY IMGT (202446-0)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A [auth B]PF00517Retroviral envelope protein (GP41)Retroviral envelope protein- Family
D [auth G]PF00516Envelope glycoprotein GP120 (GP120)Envelope glycoprotein GP120- Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A [auth B]JR-FL, GP41 ENV ECTODOMAIN
B [auth D]35O22---
C [auth E]35O22---
D [auth G]JR-FL, GP120 ENV ECTODOMAIN
E [auth H]PGT122---
F [auth L]PGT122---
G [auth U],
H [auth V]
VRC01---