# Submit this list to the download facility and get information such as number of chains, symmetry, etc ... 1k3y_1 3ein_1 4ri6_1 4q5r_1 4q5f_1 5h5l_1 3w8s_1 2on7_1 3frc_1 2ws2_1 1vf1_1 3ik7_1 5f07_1 1b48_1 1tw9_4