# Submit this list to the download facility and get information such as number of chains, symmetry, etc ... 4u7n_1 4jau_1 4q20_1 3ehh_1 3gie_1 4fmt_1 4fpp_1 4qpk_1 2c2a_1 4xiv_1 5idj_1 3ehf_1 4biz_2