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 6r8x C B 0 A protein NA coagulation factor xi BLOOD CLOTTING 04/02/19 COAGULATION FACTOR XI CATALYTIC DOMAIN IN COMPLEX WITH FAB-PORTION OF MAA868 HOMO SAPIENS; UNIDENTIFIED unidentified unidentified homo sapiens Schiering, N., Koch, A. 2.04 X-RAY DIFFRACTION 0.282 0.220 False True IGHV3 IGLV1 Lambda None None None None None