# Submit this list to the download facility and get information such as number of chains, symmetry, etc ... 4a9c_2 3nr8_2 3nr8_1 4a9c_1 2xsw_1 2xsw_2 3n9v_1 3n9v_2 5a7j_1 5a7j_2 3mtc_1 5a7i_1 4cmn_1