Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
E [auth Y]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like8059477 3000071 SCOP2B (2022-02-25)
F [auth Z]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like8059477 3000071 SCOP2B (2022-02-25)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
AC1-set_1e5ggsA2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_1ECOD (1.6)
AV-set_10e5ggsA1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_10ECOD (1.6)
CV-set_8e5ggsC1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_8ECOD (1.6)
CC1-set_1e5ggsC2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_1ECOD (1.6)
BC1-set_4e5ggsB2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_4ECOD (1.6)
BV-sete5ggsB1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-setECOD (1.6)
DC1-set_4e5ggsD2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_4ECOD (1.6)
DV-sete5ggsD1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-setECOD (1.6)
E [auth Y]V-set_4e5ggsY1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_4ECOD (1.6)
F [auth Z]V-set_4e5ggsZ1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_4ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
A2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.2.0)
C2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.2.0)
B2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.2.0)
D2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.2.0)
E [auth Y]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.2.0)
F [auth Z]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.2.0)

IMGT Antibody Annotation IMGT Database Homepage

ChainProtein NameDescriptionOrganism NameGene Allele Name(s)Domain Name(s)Receptor TypeReceptor DescriptionProvenance Source
A, C Pembrolizumab Fab VH-CH1 Homo sapiens (human) IGHV1-2*02, IGHJ4*01, IGHJ2*01, IGHJ4*02, IGHJ4*03, IGHJ3RNL*01, IGHG1*01, IGHG1*02, IGHG1*04, IGHG1*05 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202140-0)
B, D Pembrolizumab Fab L-KAPPA Homo sapiens (human) IGKV3D-11*01, IGKJ4*01, IGKJ4*02, IGKC*01 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202140-0)
E [auth Y],
F [auth Z]
PDCD1 (PD1) 1C-LIKE Homo sapiens (human) PDCD1*01 V-LIKE-DOMAIN V-LIKE RPI 1V-LIKE IMGT (202140-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
A, C Heavy ChainIGHV1 -programmed cell death protein 1SAbDab (2021-10-13)
B, D Light ChainIGKV3 Kappaprogrammed cell death protein 1SAbDab (2021-10-13)

Thera-SAbDab Antibody Annotation Thera-SAbDab Database Homepage

ChainNameTargetProvenance Source
A, C Pembrolizumab PDCD1Therapeutic SAbDab (2021-10-13)
B, D Lambrolizumab PDCD1Therapeutic SAbDab (2021-10-13)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionIdentifierDescriptionCommentsSource
E [auth Y],
F [auth Z]
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.DomainDomain

Gene Product Annotation Gene Product Annotation

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A, C heavy chainnonenonenone
B, D light chainnonenonenone
E [auth Y],
F [auth Z]
Programmed cell death protein 1