# Submit this list to the download facility and get information such as number of chains, symmetry, etc ... 3ust_1 5xtq_2 5xtq_1 5xto_2 5xto_1 5xtp_1 5xtp_2 5xtr_2 5xtr_1 3qzy_1 5xki_1 3p0k_1 5xtn_2 5xtn_1