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 7shu E F 0 B protein NA immunoglobulin heavy constant epsilon IMMUNE SYSTEM 10/11/21 IgE-Fc in complex with omalizumab variant C02 HOMO SAPIENS homo sapiens homo sapiens homo sapiens Pennington, L.F., Jardetzky, T.J., Kleinboelting, S. 2.75 X-RAY DIFFRACTION 0.275 0.220 False True IGHV3 IGKV1 Kappa None None None None None 7shu C D 0 A protein NA immunoglobulin heavy constant epsilon IMMUNE SYSTEM 10/11/21 IgE-Fc in complex with omalizumab variant C02 HOMO SAPIENS homo sapiens homo sapiens homo sapiens Pennington, L.F., Jardetzky, T.J., Kleinboelting, S. 2.75 X-RAY DIFFRACTION 0.275 0.220 False True IGHV3 IGKV1 Kappa None None None None None