Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
A [auth G]SCOP2B Superfamilygp120 core8080371 3001390 SCOP2B (2022-06-29)
E [auth Q]SCOP2B Superfamilygp120 core8080371 3001390 SCOP2B (2022-06-29)
C [auth F]SCOP2B Superfamilygp120 core8080371 3001390 SCOP2B (2022-06-29)
G [auth A]SCOP2B SuperfamilyVirus ectodomain8085614 3001628 SCOP2B (2022-06-29)
Q [auth R]SCOP2B SuperfamilyVirus ectodomain8085614 3001628 SCOP2B (2022-06-29)
L [auth J]SCOP2B SuperfamilyVirus ectodomain8085614 3001628 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
A [auth G]GP120_2nde5wduG2 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)
A [auth G]GP120_3rde5wduG1 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)
A [auth G]GP120_1ste5wduG3 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 Q]GP120_2nde5wduQ3 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)
E [auth Q]GP120_3rde5wduQ2 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)
E [auth Q]GP120_1ste5wduQ1 A: a+b two layersX: gp120 inner domain (From Topology)H: gp120 inner domain (From Topology)T: gp120 inner domainF: GP120_1stECOD (1.6)
C [auth F]GP120_2nde5wduF3 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)
C [auth F]GP120_3rde5wduF2 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)
C [auth F]GP120_1ste5wduF1 A: a+b two layersX: gp120 inner domain (From Topology)H: gp120 inner domain (From Topology)T: gp120 inner domainF: GP120_1stECOD (1.6)
B [auth D]V-set_12e5wduD1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_12ECOD (1.6)
D [auth O]V-set_12e5wduO1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_12ECOD (1.6)
F [auth W]V-set_12e5wduW1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_12ECOD (1.6)
G [auth A]GP41_1ste5wduA1 A: a+b duplicates or obligate multimersX: MPER trimer (From Topology)H: MPER trimer (From Topology)T: MPER trimerF: GP41_1stECOD (1.6)
Q [auth R]GP41_1ste5wduR1 A: a+b duplicates or obligate multimersX: MPER trimer (From Topology)H: MPER trimer (From Topology)T: MPER trimerF: GP41_1stECOD (1.6)
L [auth J]GP41_1ste5wduJ1 A: a+b duplicates or obligate multimersX: MPER trimer (From Topology)H: MPER trimer (From Topology)T: MPER trimerF: GP41_1stECOD (1.6)
H [auth B]C1-sete5wduB1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-setECOD (1.6)
H [auth B]V-set_3e5wduB2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_3ECOD (1.6)
M [auth K]C1-sete5wduK1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-setECOD (1.6)
M [auth K]V-set_3e5wduK2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_3ECOD (1.6)
R [auth S]C1-sete5wduS1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-setECOD (1.6)
R [auth S]V-set_3e5wduS2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_3ECOD (1.6)
N [auth L]V-set_8e5wduL1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_8ECOD (1.6)
N [auth L]C1-set_1e5wduL2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_1ECOD (1.6)
S [auth T]V-set_8e5wduT1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_8ECOD (1.6)
S [auth T]C1-set_1e5wduT2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_1ECOD (1.6)
I [auth C]V-set_8e5wduC2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_8ECOD (1.6)
I [auth C]C1-set_1e5wduC1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_1ECOD (1.6)
J [auth H]V-set_8e5wduH2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_8ECOD (1.6)
J [auth H]C1-set_1e5wduH1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_1ECOD (1.6)
T [auth U]V-set_8e5wduU2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_8ECOD (1.6)
T [auth U]C1-set_1e5wduU1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_1ECOD (1.6)
O [auth M]V-set_8e5wduM1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_8ECOD (1.6)
O [auth M]C1-set_1e5wduM2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_1ECOD (1.6)
K [auth I]C1-sete5wduI1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-setECOD (1.6)
K [auth I]V-set_3e5wduI2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_3ECOD (1.6)
P [auth N]C1-sete5wduN2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-setECOD (1.6)
P [auth N]V-set_3e5wduN1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_3ECOD (1.6)
U [auth V]C1-sete5wduV1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-setECOD (1.6)
U [auth V]V-set_3e5wduV2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_3ECOD (1.6)

IMGT Antibody Annotation IMGT Database Homepage

ChainProtein NameDescriptionOrganism NameGene Allele Name(s)Domain Name(s)Receptor TypeReceptor DescriptionProvenance Source
B [auth D],
D [auth O],
F [auth W]
NIH45-46 scFv, neutralizing antibody VH Homo sapiens (human) IGHV1-2*02, IGHV1-18*01, IGHV1-18*04, IGHJ1*01 V-DOMAIN VH IG FV-HEAVY_KAPPA IMGT (202415-0)
H [auth B],
M [auth K],
R [auth S]
Fab PGT122, neutralizing antibody 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 (202415-0)
I [auth C],
N [auth L],
S [auth T]
Fab PGT122, neutralizing antibody VH-CH1 Homo sapiens (human) IGHV4-59*02, IGHJ3*01, IGHG1*03 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_LAMBDA IMGT (202415-0)
J [auth H],
O [auth M],
T [auth U]
Fab 35O22, neutralizing antibody 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 (202415-0)
K [auth I],
P [auth N],
U [auth V]
Fab 35O22, neutralizing antibody 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 (202415-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
I [auth C],
N [auth L],
S [auth T]
Heavy ChainIGHV4 -envelope glycoprotein gp160SAbDab (2024-04-19)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A [auth G],
C [auth F],
E [auth Q]
PF00516Envelope glycoprotein GP120 (GP120)Envelope glycoprotein GP120- Family
G [auth A],
L [auth J],
Q [auth R]
PF00517Retroviral envelope protein (GP41)Retroviral envelope protein- Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A [auth G],
C [auth F],
E [auth Q]
Envelope glycoprotein gp160
B [auth D],
D [auth O],
F [auth W]
bnAb NIH45-46 scFv---
G [auth A],
L [auth J],
Q [auth R]
Envelope glycoprotein gp160
H [auth B],
M [auth K],
R [auth S]
bnAb PGT122 Fab light chain---
I [auth C],
N [auth L],
S [auth T]
bnAb PGT122 Fab heavy chain---
J [auth H],
O [auth M],
T [auth U]
bnAb 35O22 Fab heavy chain---
K [auth I],
P [auth N],
U [auth V]
bnAb 35O22 Fab light chain---

Protein Modification Annotation

Modified Residue(s)
ChainResidue(s)Description
B [auth D],
D [auth O],
F [auth W]
PCA Parent Component: GLN

RESIDAA0031

PSI-MOD :  2-pyrrolidone-5-carboxylic acid (Gln) MOD:00040 , 2-pyrrolidone-5-carboxylic acid (Glu) MOD:00420