# Submit this list to the download facility and get information such as number of chains, symmetry, etc ... 1z2i_2 1z2i_1 2g8y_1 3i0p_1 1nxu_1 1s20_3 1s20_4 1s20_2 1s20_1 1v9n_1 1x0a_1 1vbi_1 2x06_3 2x06_4 2x06_1 2x06_2 2cwh_1 1wtj_1 2cwf_1 4h8a_1 4fju_1 4fjs_1 1xrh_4 1xrh_2 1xrh_3 1xrh_1 3uoe_1