# Submit this list to the download facility and get information such as number of chains, symmetry, etc ... 1xyf_1 1v6v_1 1v6x_1 1isz_1 1isv_1 1isx_1 1isw_1 1v6u_1 1isy_1 1it0_1 1v6w_1 5gqd_1 5gqe_1