Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
A [auth B]SCOP2B SuperfamilyVirus ectodomain 8085614 3001628 SCOP2B (2022-06-29)
D [auth G]SCOP2B Superfamilygp120 core 8080371 3001390 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
A [auth B]GP41_1ste6nnfB1 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_8e6nnfD1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_8ECOD (1.6)
C [auth E]V-set_3e6nnfE1 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_2nde6nnfG1 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_3rde6nnfG2 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_1ste6nnfG3 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_8e6nnfH1 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_1e6nnfH2 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-sete6nnfL2 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_3e6nnfL1 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_8e6nnfU1 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-sete6nnfV1 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]scFv 35O22 VH Homo sapiens (human) IGHV1-18*01, IGHV1-18*04, IGHJ1*01, IGHJ4*01, IGHJ5*02, IGHJ4*02, IGHJ4*03 V-DOMAIN VH IG FV-HEAVY_LAMBDA IMGT (202445-0)
C [auth E]scFv 35O22 V-LAMBDA Homo sapiens (human) IGLV2-14*02, IGLV2-18*02, IGLV2-23*01, IGLV2-23*02, IGLV2-23*03, IGLJ1*01 V-DOMAIN V-LAMBDA IG FV-HEAVY_LAMBDA IMGT (202445-0)
E [auth H]Fab 3H109L VH-CH1 Homo sapiens (human) IGHV4-59*01, IGHV4-59*08, IGHV4-4*08, IGHJ3*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_LAMBDA IMGT (202445-0)
F [auth L]Fab 3H109L L-LAMBDA Homo sapiens (human) IGLV3-21*01, IGLJ2*01, IGLJ7*01, IGLJ3*01, IGLC3*03 V-DOMAIN V-LAMBDA, C-DOMAIN C-LAMBDA IG FAB-GAMMA-1_LAMBDA IMGT (202445-0)
G [auth U]scFv VRC01 FR3-03 VH Homo sapiens (human) IGHV1-18*01, IGHV1-18*04, IGHJ1*01 V-DOMAIN VH IG FV-HEAVY_KAPPA IMGT (202445-0)
H [auth V]scFv VRC01 FR3-03 V-KAPPA Homo sapiens (human) IGKV3-20*01, IGKJ1*01 V-DOMAIN V-KAPPA IG FV-HEAVY_KAPPA IMGT (202445-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
E [auth H]Heavy ChainIGHV4 -envelope glycoprotein gp120SAbDab (2024-11-15)

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]Envelope glycoprotein gp41
B [auth D]35O22 scFv heavy chain---
C [auth E]35O22 scFv light chain---
D [auth G]Envelope glycoprotein gp120
E [auth H]3H109L Fab heavy chain---
F [auth L]3H109L Fab light chain---
G [auth U]VRC01 FR3-03 heavy chain---
H [auth V]VRC01 FR3-03 light chain---