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 7k84 B NA 0 A protein NA botulinum neurotoxin type e ANTITOXIN 09/25/20 Crystal structure of BoNT/E LC-HN domain in complex with VHH JLE-E5 CLOSTRIDIUM BOTULINUM; VICUGNA PACOS vicugna pacos clostridium botulinum Lam, K., Jin, R. 2.5 X-RAY DIFFRACTION 0.241 0.226 False True IGHV1 NA NA None None None None None