6A76 | pdb_00006a76

Crystal structure of the Fab fragment of B5209B, a murine monoclonal antibody specific for the fifth immunoglobulin domain (Ig5) of human ROBO1

External Resource: Annotation


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

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
B [auth H]d6a76h_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) automated matches (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
A [auth L]d6a76l2 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]d6a76l1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
B [auth H]C1-sete6a76H1 A: a/b three-layered sandwichesX: PriB N-terminal domain-likeH: Aconitase iron-sulfur domainT: Aconitase iron-sulfur domainF: C1-setECOD (v294.1)
A [auth L]C1-sete6a76L1 A: a/b three-layered sandwichesX: PriB N-terminal domain-likeH: Aconitase iron-sulfur domainT: Aconitase iron-sulfur domainF: C1-setECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
B [auth H]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (utative)
A [auth L]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 H]Fab B5209B VH-CH1 Mus musculus (house mouse) IGHV5-6-3*01, IGHJ4*01, IGHG2B*02 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-2B_KAPPA IMGT (202611-0)
A [auth L]Fab B5209B L-KAPPA Mus musculus (house mouse) IGKV12-89*01, IGKJ4*01, IGKC*01, IGKC*02 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-2B_KAPPA IMGT (202611-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
B [auth H]Heavy ChainIGHV5 --SAbDab (2026-03-27)
A [auth L]Light ChainIGKV12 Kappa-SAbDab (2026-03-27)