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 5FUZ | pdb_00005fuz

Extending the half-life of a Fab fragment through generation of a humanised anti-Human Serum Albumin (HSA) Fv domain: an investigation into the correlation between affinity and serum half-life

External Resource: Annotation


Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
A [auth H]d5fuzh_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) automated matches HUMAN (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
B [auth L]d5fuzl2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) automated matches HUMAN (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
B [auth L]d5fuzl1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches HUMAN (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
A [auth H]Pkinasee5fuzH1 A: alpha arraysX: Spectrin repeat-likeH: EF-hand-relatedT: EF-handF: PkinaseECOD (v295.2)
B [auth L]Pkinasee5fuzL1 A: alpha arraysX: Spectrin repeat-likeH: EF-hand-relatedT: EF-handF: PkinaseECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
A [auth H]2.60.40.10 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]645 Fab, atni-serum albumin VH-CH1 Homo sapiens (human) IGHV3-23*01, IGHV3-23D*01, IGHJ2*01, IGHJ4*01, IGHJ4*02, IGHJ4*03, IGHG1*01, IGHG1*02, IGHG1*04, IGHG1*05 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202636-0)
B [auth L]645 Fab, atni-serum albumin L-KAPPA Homo sapiens (human) IGKV1-12*01, IGKV1D-12*01, IGKV1-12*02, IGKV1D-12*02, IGKJ4*01, IGKJ4*02, IGKC*01 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202636-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
A [auth H]Heavy ChainIGHV3 --SAbDab (2026-09-18)
B [auth L]Light ChainIGKV1 Kappa-SAbDab (2026-09-18)