pdb Bchain Achain Dchain Gchain TCRtype model antigen_chain antigen_type antigen_name antigen_het_name mhc_type mhc_chain1 mhc_chain2 docking_angle beta_subgroup alpha_subgroup gamma_subgroup delta_subgroup short_header date compound beta_organism alpha_organism gamma_organism delta_organism antigen_organism mhc_chain1_organism mhc_chain2_organism authors resolution method r_free r_factor affinity affinity_method affinity_temperature affinity_pmid engineered 4y1a E D NA NA abTCR 0 C peptide insulin NA MH2 A B 137.390 TRBV6 TRAV29 NA NA IMMUNE SYSTEM 02/07/15 immune complex homo sapiens homo sapiens homo sapiens homo sapiens homo sapiens Beringer, D.X., Vivian, J.P., Reid, H.H., Rossjohn, J. 4.0 X-RAY DIFFRACTION 0.283 0.225 True