Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
Ad2nxya1 Alpha and beta proteins (a+b) gp120 core gp120 core gp120 core gp120 core (Human immunodeficiency virus 1 ) [TaxId: 11676 ], SCOPe (2.08)
Bd2nxyb1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) CD4 V-set domains human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Bd2nxyb2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C2 set domains CD4 C2-set domains human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Cd2nxyc1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) Immunoglobulin light chain kappa variable domain, VL-kappa human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Cd2nxyc2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) Immunoglobulin light chain kappa constant domain, CL-kappa human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Dd2nxyd1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) Immunoglobulin heavy chain variable domain, VH human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Dd2nxyd2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) Immunoglobulin heavy chain gamma constant domain 1, CH1-gamma human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
BSCOP2 FamilyV set domains-like8054492 4007530 SCOP2 (2022-06-29)
BSCOP2 FamilyC2 set domains8054738 4007529 SCOP2 (2022-06-29)
BSCOP2 SuperfamilyImmunoglobulin (Ig) domain-like8054493 3000071 SCOP2 (2022-06-29)
BSCOP2 SuperfamilyImmunoglobulin (Ig) domain-like8054739 3000071 SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
APF00516e2nxyA2 A: a+b two layersX: Ribosomal protein L31e-likeH: Ribosomal protein L31e/gp120 outer domain (From Topology)T: Ribosomal protein L31e/gp120 outer domainF: PF00516ECOD (1.6)
APF00516e2nxyA3 A: a+b two layersX: gp120 inner domain (From Topology)H: gp120 inner domain (From Topology)T: gp120 inner domainF: PF00516ECOD (1.6)
BPF00047e2nxyB1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF00047ECOD (1.6)
BPF05790e2nxyB2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF05790ECOD (1.6)
CPF07654e2nxyC2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07654ECOD (1.6)
CPF07686e2nxyC1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07686ECOD (1.6)
DPF07654e2nxyD2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07654ECOD (1.6)
DPF07686e2nxyD1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07686ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
A2.170.40.20 Mainly Beta Beta Complex HIV Envelope Protein Gp120 Chain GCATH (4.3.0)
B2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
C2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
D2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)

IMGT Antibody Annotation IMGT Database Homepage

ChainProtein NameDescriptionOrganism NameGene Allele Name(s)Domain Name(s)Receptor TypeReceptor DescriptionProvenance Source
CD4 1V-1C-LIKE Homo sapiens (human) CD4 V-LIKE-DOMAIN V-LIKE, C-LIKE-DOMAIN C-LIKE RPI 1V-1C-LIKE IMGT (202411-0)
17B mAb, anti-gp120 [HIV-1] L-KAPPA Homo sapiens (human) IGKV3-15*01, IGKV3D-15*01, IGKJ2*01, IGKC*01 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202411-0)
17B mAb, anti-gp120 [HIV-1] VH-CH1 Homo sapiens (human) IGHV1-69*02, IGHV1-69*04, IGHV1-69*08, IGHV1-69*09, IGHJ1*01, IGHG1*01, IGHG1*02, IGHG1*04, IGHG1*05 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202411-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
Light ChainIGKV3 Kappaenvelope glycoprotein gp120SAbDab (2024-03-22)
Heavy ChainIGHV1 -envelope glycoprotein gp120SAbDab (2024-03-22)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
PF00516Envelope glycoprotein GP120 (GP120)Envelope glycoprotein GP120- Family
PF05790Immunoglobulin C2-set domain (C2-set)Immunoglobulin C2-set domain- Domain
PF00047Immunoglobulin domain (ig)Immunoglobulin domainMembers of the immunoglobulin superfamily are found in hundreds of proteins of different functions. Examples include antibodies, the giant muscle kinase titin and receptor tyrosine kinases. Immunoglobulin-like domains may be involved in protein-prot ...Members of the immunoglobulin superfamily are found in hundreds of proteins of different functions. Examples include antibodies, the giant muscle kinase titin and receptor tyrosine kinases. Immunoglobulin-like domains may be involved in protein-protein and protein-ligand interactions.
Domain
PF09191CD4, extracellular (CD4-extracel)CD4, extracellularMembers of this family adopt an immunoglobulin-like beta-sandwich, with seven strands in 2 beta sheets, in a Greek key topology. They are predominantly found in the extracellular portion of CD4 proteins, where they enable interaction with major histo ...Members of this family adopt an immunoglobulin-like beta-sandwich, with seven strands in 2 beta sheets, in a Greek key topology. They are predominantly found in the extracellular portion of CD4 proteins, where they enable interaction with major histocompatibility complex class II antigens [1].
Domain
PF07686Immunoglobulin V-set domain (V-set)Immunoglobulin V-set domainThis domain is found in antibodies as well as neural protein P0 and CTL4 amongst others.Domain
PF07654Immunoglobulin C1-set domain (C1-set)Immunoglobulin C1-set domain- Domain
PF07686Immunoglobulin V-set domain (V-set)Immunoglobulin V-set domainThis domain is found in antibodies as well as neural protein P0 and CTL4 amongst others.Domain
PF07654Immunoglobulin C1-set domain (C1-set)Immunoglobulin C1-set domain- Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
ENVELOPE GLYCOPROTEIN GP120- -
T-cell surface glycoprotein CD4
ANTIBODY 17B, LIGHT CHAIN- -
ANTIBODY 17B, HEAVY CHAIN- -

Pharos: Disease Associations Pharos Homepage Annotation

ChainsDrug Target  Associated Disease
PharosP01730