4JFZ | pdb_00004jfz

Structure of phosphoserine (pSAb) scaffold bound to pSer peptide


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
B [auth H]PNP_UDP_1e4jfzH1 A: a/b three-layered sandwichesX: PRTase-likeH: PRTase-likeT: PRTase-likeF: PNP_UDP_1ECOD (v294.1)
A [auth L]PNP_UDP_1e4jfzL1 A: a/b three-layered sandwichesX: PRTase-likeH: PRTase-likeT: PRTase-likeF: PNP_UDP_1ECOD (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)
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]FAB-GAMMA-1_KAPPA VH-CH1 Homo sapiens (human) IGHV3-66*01, IGHV3-66*02, IGHV3-66*04, IGHJ4*01, IGHJ6*01, IGHJ4*02, IGHJ4*03, IGHJ6*02, IGHG1*01, IGHG1*02, IGHG1*04, IGHG1*05 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202611-0)
A [auth L]FAB-GAMMA-1_KAPPA L-KAPPA Homo sapiens (human) IGKV3-11*01, IGKJ1*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 -phosphopeptideSAbDab (2026-03-27)
A [auth L]Light ChainIGKV3 KappaphosphopeptideSAbDab (2026-03-27)

Protein Modification Annotation

Modified Residue(s)
ChainResidue(s)Description
C [auth P]SEP Parent Component: SER

RESIDAA0037

PSI-MOD :  O-phospho-L-serine MOD:00046