6OL5 | pdb_00006ol5

Structure of iglb12 Fab in complex with anti-idiotype ib3 Fab


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
D [auth L]Lyse6ol5L1 A: alpha bundlesX: Ten stranded beta/alpha barrelH: Ten stranded beta/alpha barrelT: Ten stranded beta/alpha barrelF: LysECOD (develop294)
C [auth H]PDEase_Ie6ol5H1 A: alpha bundlesX: Ten stranded beta/alpha barrelH: Ten stranded beta/alpha barrelT: Ten stranded beta/alpha barrelF: PDEase_IECOD (develop294)
BPDEase_Ie6ol5B1 A: alpha bundlesX: Ten stranded beta/alpha barrelH: Ten stranded beta/alpha barrelT: Ten stranded beta/alpha barrelF: PDEase_IECOD (develop294)
APDEase_Ie6ol5A1 A: alpha bundlesX: Ten stranded beta/alpha barrelH: Ten stranded beta/alpha barrelT: Ten stranded beta/alpha barrelF: PDEase_IECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
D [auth L]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (utative)
C [auth H]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (utative)
B2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (utative)
A2.60.40.10 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
D [auth L]Fab IB3 L-KAPPA Homo sapiens (human) IGKV3-20*01, IGKJ2*01, IGKC*01 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202610-0)
C [auth H]Fab IB3 VH-CH1 Homo sapiens (human) IGHV1-3*01, IGHJ6*04, IGHG1*01, IGHG1*02, IGHG1*04, IGHG1*05, IGHG1*12, IGHG1*14, IGHG1*13, IGHG1*09, IGHG1*10, IGHG1*07, IGHG1*11 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202610-0)
Fab IB3 L-KAPPA Homo sapiens (human) IGKV17-121*01, IGKJ1*02, IGKC*01, IGKC*02 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202610-0)
Fab IB3 VH-CH1 Homo sapiens (human) IGHV1-34*01, IGHJ1*01, IGHJ1*02, IGHG1*01 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202610-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
D [auth L]Light ChainIGKV3 Kappa-SAbDab (2026-03-20)
C [auth H]Heavy ChainIGHV1 --SAbDab (2026-03-20)
Light ChainIGKV17 Kappa-SAbDab (2026-03-20)
Heavy ChainIGHV1 --SAbDab (2026-03-20)

Protein Modification Annotation

Modified Residue(s)
ChainResidue(s)Description
PCA Parent Component: GLN

RESIDAA0031

PSI-MOD :  2-pyrrolidone-5-carboxylic acid (Gln) MOD:00040 , 2-pyrrolidone-5-carboxylic acid (Glu) MOD:00420