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CRYSTAL STRUCTURE OF AN UNLIGANDED (NATIVE) FV FROM A HUMAN IGM ANTI-PEPTIDE ANTIBODY External Resource: Annotation Chains Family Name Domain Identifier Architecture Possible Homology Homology Topology Family Provenance Source (Version) B [auth H] Copper-bind e1dqlH1 A: alpha arrays X: Phage tail fiber protein trimerization domain H: Phage tail fiber protein trimerization domain T: Phage tail fiber protein trimerization domain F: Copper-bind ECOD (v295.2) A [auth L] Copper-bind e1dqlL1 A: alpha arrays X: Phage tail fiber protein trimerization domain H: Phage tail fiber protein trimerization domain T: Phage tail fiber protein trimerization domain F: Copper-bind ECOD (v295.2)
Chain Protein Name Description Organism Name Gene Allele Name(s) Domain Name(s) Receptor Type Receptor Description Provenance Source B [auth H] Mez VH Homo sapiens (human) IGHV3-30*10, IGHJ3*01, IGHJ3*02, IGHJ4*01, IGHJ4*02, IGHJ4*03 V-DOMAIN VH IG FV-HEAVY_KAPPA IMGT (202637-0) A [auth L] Mez V-KAPPA Homo sapiens (human) IGKV1-6*01, IGKJ1*01 V-DOMAIN V-KAPPA IG FV-HEAVY_KAPPA IMGT (202637-0)
Chain Chain Class Chain Subclass Chain Type Antigen Name(s) Provenance Source B [auth H] Heavy Chain IGHV3 - - SAbDab (2026-09-25) A [auth L] Light Chain IGKV1 Kappa - SAbDab (2026-09-25)
Protein Modification Annotation Modified Residue(s) Chain Residue(s) Description B [auth H] PCA Parent Component: GLN RESID AA0031 PSI-MOD MOD:00040 , 2-pyrrolidone-5-carboxylic acid (Glu) MOD:00420