6WJ0 | pdb_00006wj0

Crystal structure of Fab 54-4H03


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
B [auth L]Phage_lysozymee6wj0L1 A: a/b three-layered sandwichesX: Immunoglobulin-like beta-sandwichH: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetasesT: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetasesF: Phage_lysozymeECOD (v294.1)
A [auth H]Phage_lysozymee6wj0H1 A: a/b three-layered sandwichesX: Immunoglobulin-like beta-sandwichH: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetasesT: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetasesF: Phage_lysozymeECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
B [auth L]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (utative)
A [auth H]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (utative)

IMGT Antibody Annotation IMGT Database Homepage

ChainProtein NameDescriptionOrganism NameGene Allele Name(s)Domain Name(s)Receptor TypeReceptor DescriptionProvenance Source
B [auth L]Fab 54-4H03, anti-HA, broadly neutralizing L-KAPPA Homo sapiens (human) IGKV3-20*01, IGKJ2*01, IGKC*04 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202614-0)
A [auth H]Fab 54-4H03, anti-HA, broadly neutralizing VH-CH1 Homo sapiens (human) IGHV6-1*01, IGHV6-1*02, IGHJ2*01, IGHG1*03, IGHG1*08, IGHG1*06 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202614-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
B [auth L]Light ChainIGKV3 Kappa-SAbDab (2026-04-17)
A [auth H]Heavy ChainIGHV6 --SAbDab (2026-04-17)