# Submit this list to the download facility and get information such as number of chains, symmetry, etc ... 3n2g_1 3n2k_1 3hkc_1 3hkd_1 3hke_1 3hkb_1 3ryc_1 3ut5_1 3ryi_1 3ryf_1 3ryh_1 4eb6_1 4x1i_1 4x1k_1 4x1y_1 4x20_1 1sa0_1 1sa1_1 1z2b_1 3e22_1 6h9b_1