5I1L | pdb_00005i1l

CRYSTAL STRUCTURE OF HUMAN GERMLINE ANTIBODY IGHV5-51/IGKV4-1


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
B [auth H]C2e5i1lH1 A: alpha bundlesX: beta-propeller-likeH: beta-propellerT: 9-bladedF: C2ECOD (develop294)
D [auth B]C2e5i1lB1 A: alpha bundlesX: beta-propeller-likeH: beta-propellerT: 9-bladedF: C2ECOD (develop294)
C [auth A]C2e5i1lA1 A: alpha bundlesX: beta-propeller-likeH: beta-propellerT: 9-bladedF: C2ECOD (develop294)
A [auth L]C2e5i1lL1 A: alpha bundlesX: beta-propeller-likeH: beta-propellerT: 9-bladedF: C2ECOD (develop294)

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)
D [auth B]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
C [auth A]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)

IMGT Antibody Annotation IMGT Database Homepage

ChainProtein NameDescriptionOrganism NameGene Allele Name(s)Domain Name(s)Receptor TypeReceptor DescriptionProvenance Source
B [auth H],
D [auth B]
Human Germline Antibody IGHV5-51/IGKV4-1 VH-CH1 Homo sapiens (human) IGHV5-51*01, IGHV5-51*03, IGHJ1*01, IGHG1*01, IGHG1*02, IGHG1*04, IGHG1*05 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202610-0)
A [auth L],
C [auth A]
Human Germline Antibody IGHV5-51/IGKV4-1 L-KAPPA Homo sapiens (human) IGKV4-1*01, IGKJ1*01, IGKC*01 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202610-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
B [auth H],
D [auth B]
Heavy ChainIGHV5 --SAbDab (2026-03-20)
A [auth L],
C [auth A]
Light ChainIGKV4 Kappa-SAbDab (2026-03-20)