5VN3 | pdb_00005vn3

Cryo-EM model of B41 SOSIP.664 in complex with soluble CD4 (D1-D2) and fragment antigen binding variable domain of 17b


Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
N [auth F]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054493 3000071 SCOP2B (2022-06-29)
N [auth F]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054739 3000071 SCOP2B (2022-06-29)
I [auth E]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054739 3000071 SCOP2B (2022-06-29)
I [auth E]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054493 3000071 SCOP2B (2022-06-29)
D [auth C]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054493 3000071 SCOP2B (2022-06-29)
D [auth C]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054739 3000071 SCOP2B (2022-06-29)
H [auth I]SCOP2B Superfamilygp120 core 8097270 3001390 SCOP2B (2022-06-29)
M [auth J]SCOP2B Superfamilygp120 core 8097270 3001390 SCOP2B (2022-06-29)
C [auth G]SCOP2B Superfamilygp120 core 8097270 3001390 SCOP2B (2022-06-29)
L [auth D]SCOP2B SuperfamilyVirus ectodomain 8085612 3001628 SCOP2B (2022-06-29)
G [auth B]SCOP2B SuperfamilyVirus ectodomain 8085612 3001628 SCOP2B (2022-06-29)
B [auth A]SCOP2B SuperfamilyVirus ectodomain 8085612 3001628 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
O [auth M]Tubulin_Ce5vn3M1 A: alpha bundlesX: gH main domainH: gH main domainT: gH main domainF: Tubulin_CECOD (develop294)
J [auth K]Tubulin_Ce5vn3K1 A: alpha bundlesX: gH main domainH: gH main domainT: gH main domainF: Tubulin_CECOD (develop294)
E [auth H]Tubulin_Ce5vn3H1 A: alpha bundlesX: gH main domainH: gH main domainT: gH main domainF: Tubulin_CECOD (develop294)
N [auth F]Tubulin_Ce5vn3F1 A: alpha bundlesX: gH main domainH: gH main domainT: gH main domainF: Tubulin_CECOD (develop294)
I [auth E]Tubulin_Ce5vn3E1 A: alpha bundlesX: gH main domainH: gH main domainT: gH main domainF: Tubulin_CECOD (develop294)
D [auth C]Tubulin_Ce5vn3C1 A: alpha bundlesX: gH main domainH: gH main domainT: gH main domainF: Tubulin_CECOD (develop294)
H [auth I]Tubulin_Ce5vn3I2 A: alpha bundlesX: gH main domainH: gH main domainT: gH main domainF: Tubulin_CECOD (develop294)
M [auth J]Tubulin_Ce5vn3J1 A: alpha bundlesX: gH main domainH: gH main domainT: gH main domainF: Tubulin_CECOD (develop294)
C [auth G]Tubulin_Ce5vn3G2 A: alpha bundlesX: gH main domainH: gH main domainT: gH main domainF: Tubulin_CECOD (develop294)
L [auth D]Tubulin_Ce5vn3D1 A: alpha bundlesX: gH main domainH: gH main domainT: gH main domainF: Tubulin_CECOD (develop294)
G [auth B]Tubulin_Ce5vn3B1 A: alpha bundlesX: gH main domainH: gH main domainT: gH main domainF: Tubulin_CECOD (develop294)
B [auth A]Tubulin_Ce5vn3A1 A: alpha bundlesX: gH main domainH: gH main domainT: gH main domainF: Tubulin_CECOD (develop294)
K [auth O]Tubulin_Ce5vn3O1 A: alpha bundlesX: gH main domainH: gH main domainT: gH main domainF: Tubulin_CECOD (develop294)
F [auth N]Tubulin_Ce5vn3N1 A: alpha bundlesX: gH main domainH: gH main domainT: gH main domainF: Tubulin_CECOD (develop294)
A [auth L]Tubulin_Ce5vn3L1 A: alpha bundlesX: gH main domainH: gH main domainT: gH main domainF: Tubulin_CECOD (develop294)

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
E [auth H],
J [auth K],
O [auth M]
Fab 17b 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, IGHG1*12, IGHG1*14, IGHG1*13, IGHG1*09, IGHG1*10, IGHG1*07, IGHG1*11 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202610-0)
A [auth L],
F [auth N],
K [auth O]
Fab 17b 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 (202610-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
E [auth H],
J [auth K],
O [auth M]
Heavy ChainIGHV1 -envelope glycoprotein gp160SAbDab (2026-03-20)
A [auth L],
F [auth N],
K [auth O]
Light ChainIGKV3 Kappaenvelope glycoprotein gp160SAbDab (2026-03-20)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
D [auth C],
I [auth E],
N [auth F]
PF05790Immunoglobulin C2-set domain (C2-set)Immunoglobulin C2-set domainDomain
D [auth C],
I [auth E],
N [auth F]
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-prote ...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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
E [auth H],
J [auth K],
O [auth M]
17b Fab heavy chain---
D [auth C],
I [auth E],
N [auth F]
T-cell surface glycoprotein CD4
C [auth G],
H [auth I],
M [auth J]
Envelope glycoprotein gp160
B [auth A],
G [auth B],
L [auth D]
Envelope glycoprotein gp160
A [auth L],
F [auth N],
K [auth O]
17b Fab light chain---

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
D [auth C],
I [auth E],
N [auth F]
IPR021963T cell CD4 receptor C-terminal regionDomain
D [auth C],
I [auth E],
N [auth F]
IPR036179Immunoglobulin-like domain superfamilyHomologous Superfamily
D [auth C],
I [auth E],
N [auth F]
IPR013106Immunoglobulin V-set domainDomain
D [auth C],
I [auth E],
N [auth F]
IPR000973T-cell surface antigen CD4Family
D [auth C],
I [auth E],
N [auth F]
IPR003599Immunoglobulin domain subtypeDomain
D [auth C],
I [auth E],
N [auth F]
IPR008424Immunoglobulin C2-setDomain
D [auth C],
I [auth E],
N [auth F]
IPR013151Immunoglobulin-like beta-sandwich domainDomain
D [auth C],
I [auth E],
N [auth F]
IPR015274CD4, extracellularDomain
D [auth C],
I [auth E],
N [auth F]
IPR013783Immunoglobulin-like foldHomologous Superfamily
D [auth C],
I [auth E],
N [auth F]
IPR007110Immunoglobulin-like domainDomain
D [auth C],
I [auth E],
N [auth F]
IPR003598Immunoglobulin subtype 2Domain
C [auth G],
H [auth I],
M [auth J]
IPR000777Human immunodeficiency virus 1, envelope glycoprotein Gp120Domain
C [auth G],
H [auth I],
M [auth J]
IPR036377Gp120 core superfamilyHomologous Superfamily
C [auth G],
H [auth I],
M [auth J]
IPR000328Retroviral envelope protein GP41-likeDomain
C [auth G],
H [auth I],
M [auth J]
IPR037527Envelope glycoprotein Gp160Family
B [auth A],
G [auth B],
L [auth D]
IPR000777Human immunodeficiency virus 1, envelope glycoprotein Gp120Domain
B [auth A],
G [auth B],
L [auth D]
IPR036377Gp120 core superfamilyHomologous Superfamily
B [auth A],
G [auth B],
L [auth D]
IPR000328Retroviral envelope protein GP41-likeDomain
B [auth A],
G [auth B],
L [auth D]
IPR037527Envelope glycoprotein Gp160Family

Pharos: Disease Associations Pharos Homepage Annotation

ChainsDrug Target  Associated Disease
D [auth C],
I [auth E],
N [auth F]
PharosP01730