# Submit this list to the download facility and get information such as number of chains, symmetry, etc ... 4m4u_1 4m4u_2 4m4n_1 4m4n_2 4m4v_2 4m4v_1 2xzk_2 2xzi_2 2xzj_2 2xzk_1 2xzi_1 2xzj_1 2xcy_2 2xcy_1