# Submit this list to the download facility and get information such as number of chains, symmetry, etc ... 4aul_1 4b5k_1 5xzn_1 4b2y_1 5yem_1 5y17_1 4b31_1 4b7a_1 4aue_1 4aum_1 5xvz_1 4b40_1 5xy4_1 5xzm_1