5B4M | pdb_00005b4m

Crystal structure of an Fab against human influenza A


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
CV-sete5b4mC1 A: a/b three-layered sandwichesX: Spectrin repeat-likeH: Spectrin repeatT: Spectrin repeatF: V-setECOD (v294.1)
A [auth H]V-sete5b4mH1 A: a/b three-layered sandwichesX: Spectrin repeat-likeH: Spectrin repeatT: Spectrin repeatF: V-setECOD (v294.1)
DV-sete5b4mD1 A: a/b three-layered sandwichesX: Spectrin repeat-likeH: Spectrin repeatT: Spectrin repeatF: V-setECOD (v294.1)
B [auth L]V-sete5b4mL1 A: a/b three-layered sandwichesX: Spectrin repeat-likeH: Spectrin repeatT: Spectrin repeatF: V-setECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
C2.60.40.10 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)
D2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
B [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
A [auth H],
C
Antibody Fab Fragment VH-CH1 Mus musculus (house mouse) IGHV5-6-2*01, IGHJ2*01, IGHG1*02 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202615-0)
B [auth L],
D
Antibody Fab Fragment L-KAPPA Mus musculus (house mouse) IGKV3-4*01, IGKJ1*01, IGKC*01, IGKC*02 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202615-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
A [auth H],
C
Heavy ChainIGHV5 --SAbDab (2026-04-24)
B [auth L],
D
Light ChainIGKV3 Kappa-SAbDab (2026-04-24)