6AND | pdb_00006and

Pinatuzumab Fab in complex with anti-Kappa VHH domain


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
B [auth H]Chromoe6andH1 A: a/b three-layered sandwichesX: Periplasmic binding protein-like IIH: Rubredoxin-relatedT: Tetrapyrrole methylase C-terminal domainF: ChromoECOD (v294.1)
C [auth L]Chromoe6andL1 A: a/b three-layered sandwichesX: Periplasmic binding protein-like IIH: Rubredoxin-relatedT: Tetrapyrrole methylase C-terminal domainF: ChromoECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
B [auth H]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
C [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 LL2 VH-CH1 Homo sapiens (human) IGHV3-66*01, IGHV3-66*02, IGHV3-66*04, IGHJ4*01, IGHJ4*02, IGHJ4*03, IGHG1*03, IGHG1*08, IGHG1*06 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202611-0)
C [auth L]Fab LL2 L-KAPPA Homo sapiens (human) IGKV1-39*01, IGKV1D-39*01, IGKJ1*01, IGKJ2*01, IGKC*01 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202611-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
B [auth H]Heavy ChainIGHV3 --SAbDab (2026-03-27)
C [auth L]Light ChainIGKV1 Kappa-SAbDab (2026-03-27)

Thera-SAbDab Antibody Annotation Thera-SAbDab Database Homepage

ChainNameTargetProvenance Source
B [auth H] Pinatuzumab SIGLEC2/CD22Therapeutic SAbDab (2026-03-27)
C [auth L] Pinatuzumab SIGLEC2/CD22Therapeutic SAbDab (2026-03-27)