5IBT | pdb_00005ibt

UCA Fab (unbound) from 6515 Lineage


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
B [auth L]PK_Tyr_Ser-Thre5ibtL1 A: a/b three-layered sandwichesX: Type II ABC importer transmembrane domain foldH: DNA mismatch repair protein MutL regulatory subdomainT: DNA mismatch repair protein MutL regulatory subdomainF: PK_Tyr_Ser-ThrECOD (v294.1)
A [auth H]PK_Tyr_Ser-Thre5ibtH1 A: a/b three-layered sandwichesX: Type II ABC importer transmembrane domain foldH: DNA mismatch repair protein MutL regulatory subdomainT: DNA mismatch repair protein MutL regulatory subdomainF: PK_Tyr_Ser-ThrECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
B [auth L]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
A [auth H]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 L]Fab 6515 L-KAPPA Homo sapiens (human) IGKV3-20*01, IGKJ1*01, IGKC*01 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202611-0)
A [auth H]Fab 6515 VH-CH1 Homo sapiens (human) IGHV5-51*01, IGHV5-51*03, IGHJ3*01, IGHG1*03, IGHG1*08, IGHG1*06 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202611-0)

SAbDab Antibody Annotation SAbDab Database Homepage

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