loop_ _ihm_poly_probe_position.id _ihm_poly_probe_position.entity_id _ihm_poly_probe_position.entity_description _ihm_poly_probe_position.comp_id _ihm_poly_probe_position.seq_id _ihm_poly_probe_position.mutation_flag _ihm_poly_probe_position.modification_flag _ihm_poly_probe_position.mut_res_chem_comp_id _ihm_poly_probe_position.mod_res_chem_comp_descriptor_id _ihm_poly_probe_position.description 1 1 ? LYS 340 yes no CYS ? ? 2 1 ? VAL 354 yes no CYS ? ? 3 1 ? LEU 372 yes no CYS ? ? # ... abbreviated ...