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 5XCQ | pdb_00005xcq

Crystal structure of P20.1 Fv-clasp fragment with its antigen peptide

External Resource: Annotation


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
BMst1_SARAHe5xcqB1 A: alpha arraysX: TIM beta/alpha-barrelH: TIM barrelsT: TIM barrelsF: Mst1_SARAHECOD (v295.2)
AMetallophose5xcqA1 A: alpha arraysX: L-aspartase middle domain-likeH: L-aspartase middle domain-likeT: L-aspartase middle domain-likeF: MetallophosECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
B2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (utative)
A4.10.170.10 Few Secondary Structures Irregular p53, subunit A p53-like tetramerisation domainCATH (utative)

IMGT Antibody Annotation IMGT Database Homepage

ChainProtein NameDescriptionOrganism NameGene Allele Name(s)Domain Name(s)Receptor TypeReceptor DescriptionProvenance Source
P20.1 Fv V-LAMBDA Mus musculus (house mouse) IGLV7-43*01, IGLJ3*02 V-DOMAIN V-LAMBDA IG FV-HEAVY_LAMBDA IMGT (202637-0)
P20.1 Fv VH Mus musculus (house mouse) IGHV9-4*02, IGHJ4*01 V-DOMAIN VH IG FV-HEAVY_LAMBDA IMGT (202637-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
Light ChainIGLV1 Lambdac8 peptideSAbDab (2026-09-25)
Heavy ChainIGHV9 -c8 peptideSAbDab (2026-09-25)