Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
A [auth G]d1g9mg_ Alpha and beta proteins (a+b) gp120 core gp120 core gp120 core gp120 core (Human immunodeficiency virus 1 ) [TaxId: 11676 ], (Human immunodeficiency virus 1 ) [TaxId: 11676 ], (Human immunodeficiency virus 1 ) [TaxId: 11676 ], SCOPe (2.08)
B [auth C]d1g9mc1 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)
B [auth C]d1g9mc2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C2 set domains CD4 C2-set domains human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
C [auth L]d1g9ml1 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)
C [auth L]d1g9ml2 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)
D [auth H]d1g9mh1 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)
D [auth H]d1g9mh2 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)
A [auth G]SCOP2 Familygp120 core8080362 4002534 SCOP2 (2022-06-29)
A [auth G]SCOP2 Superfamilygp120 core8080363 3001390 SCOP2 (2022-06-29)
B [auth C]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like8054739 3000071 SCOP2B (2022-06-29)
B [auth C]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like8054493 3000071 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
A [auth G]PF00516e1g9mG2 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)
A [auth G]PF00516e1g9mG1 A: a+b two layersX: gp120 inner domain (From Topology)H: gp120 inner domain (From Topology)T: gp120 inner domainF: PF00516ECOD (1.6)
B [auth C]PF00047e1g9mC1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF00047ECOD (1.6)
B [auth C]PF05790e1g9mC2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF05790ECOD (1.6)
C [auth L]PF07654e1g9mL2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07654ECOD (1.6)
C [auth L]PF07686e1g9mL1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07686ECOD (1.6)
D [auth H]PF07654e1g9mH2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07654ECOD (1.6)
D [auth H]PF07686e1g9mH1 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)
A [auth G]2.170.40.20 Mainly Beta Beta Complex HIV Envelope Protein Gp120 Chain GCATH (4.3.0)
B [auth C]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
C [auth L]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
D [auth H]2.60.40.10 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
B [auth C]CD4 1V-1C-LIKE Homo sapiens (human) CD4 V-LIKE-DOMAIN V-LIKE, C-LIKE-DOMAIN C-LIKE RPI 1V-1C-LIKE IMGT (202413-0)
C [auth L]17B mAb, anti-gp120 [HIV-1] L-KAPPA Homo sapiens (human) IGKV3-15*01, IGKV3D-15*01, IGKJ5*01, IGKC*01 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202413-0)
D [auth H]17B mAb, anti-gp120 [HIV-1] VH-CH1 Homo sapiens (human) IGHV1-69*02, IGHV1-69*04, IGHV1-69*08, IGHV1-69*09, IGHJ5*01, IGHJ5*02, IGHG1*01, IGHG1*02, IGHG1*04, IGHG1*05 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202413-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
C [auth L]Light ChainIGKV3 Kappaenvelope glycoprotein gp120SAbDab (2024-04-05)
D [auth H]Heavy ChainIGHV1 -envelope glycoprotein gp120SAbDab (2024-04-05)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A [auth G]PF00516Envelope glycoprotein GP120 (GP120)Envelope glycoprotein GP120- Family
B [auth C]PF05790Immunoglobulin C2-set domain (C2-set)Immunoglobulin C2-set domain- Domain
B [auth C]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
B [auth C]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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A [auth G]ENVELOPE GLYCOPROTEIN GP120
B [auth C]T-CELL SURFACE GLYCOPROTEIN CD4
C [auth L]ANTIBODY 17B, LIGHT CHAIN---
D [auth H]ANTIBODY 17B, HEAVY CHAIN---

Pharos: Disease Associations Pharos Homepage Annotation

ChainsDrug Target  Associated Disease
B [auth C]PharosP01730