pdb Hchain Lchain model antigen_chain antigen_type antigen_het_name antigen_name short_header date compound organism heavy_species light_species antigen_species authors resolution method r_free r_factor scfv engineered heavy_subclass light_subclass light_ctype affinity delta_g affinity_method temperature pmid 4p59 H L 0 A protein NA receptor tyrosine-protein kinase erbb-3 Signaling protein, immune system 03/15/14 HER3 extracellular domain in complex with Fab fragment of MOR09825 HOMO SAPIENS; SYNTHETIC CONSTRUCT homo sapiens homo sapiens homo sapiens Sprague, E.R. 3.4 X-RAY DIFFRACTION 0.250 0.184 False True IGHV3 IGKV1 Kappa None None None None None