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 6xxp A NA 0 NA NA NA NA ANTITUMOR PROTEIN 01/28/20 Crystal structure of NB37, a nanobody targeting prostate specific membrane antigen CAMELUS DROMEDARIUS camelus dromedarius Shahar, A., Rosenfeld, L., Papo, N. 1.5 X-RAY DIFFRACTION 0.196 0.172 False True unknown unknown unknown None None None None None