5DQJ | pdb_00005dqj

Structure of unliganded S55-5 Fab

External Resource: Annotation


Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
C [auth B]d5dqjb2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) automated matches (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
C [auth B]d5dqjb1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
A [auth L]d5dqjl2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) automated matches (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
A [auth L]d5dqjl1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
B [auth H]d5dqjh_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) automated matches (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
D [auth A]d5dqja_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) automated matches (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
C [auth B]Como_SCPe5dqjB1 A: a/b three-layered sandwichesX: HTHH: Baseplate wedge protein gp6 helical domainT: Baseplate wedge protein gp6 helical domainF: Como_SCPECOD (v294.1)
A [auth L]Como_SCPe5dqjL1 A: a/b three-layered sandwichesX: HTHH: Baseplate wedge protein gp6 helical domainT: Baseplate wedge protein gp6 helical domainF: Como_SCPECOD (v294.1)
B [auth H]Como_SCPe5dqjH1 A: a/b three-layered sandwichesX: HTHH: Baseplate wedge protein gp6 helical domainT: Baseplate wedge protein gp6 helical domainF: Como_SCPECOD (v294.1)
D [auth A]Como_SCPe5dqjA1 A: a/b three-layered sandwichesX: HTHH: Baseplate wedge protein gp6 helical domainT: Baseplate wedge protein gp6 helical domainF: Como_SCPECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
C [auth B]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
A [auth L]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
B [auth H]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
D [auth A]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
A [auth L],
C [auth B]		S55-3 Fab L-KAPPA Mus musculus (house mouse) IGKV3-5*01, IGKJ1*01, IGKJ2*01, IGKC*01, IGKC*02 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202612-0)
B [auth H],
D [auth A]		S55-3 Fab VH-CH1 Mus musculus (house mouse) IGHV5-6*02, IGHJ4*01, IGHG1*02 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202612-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
A [auth L],
C [auth B]		Light ChainIGKV3 Kappa-SAbDab (2026-03-27)
B [auth H],
D [auth A]		Heavy ChainIGHV5 --SAbDab (2026-03-27)