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 4poy A NA 0 NA NA NA NA IMMUNE SYSTEM 02/26/14 Engineered Dual Specific VHH antibody LAMA GLAMA lama glama Fanning, S.W., Walter, R., Horn, J.R. 1.5 X-RAY DIFFRACTION 0.241 0.201 False True IGHV1 NA NA None None None None None