# Submit this list to the download facility and get information such as number of chains, symmetry, etc ... 2w1a_1 1sfk_1 1sfk_3 1sfk_4 1sfk_2 2rex_4 1usy_1 3lnn_4 1a92_1 2abm_8 2vub_1 1vub_3 2w19_1 1yd6_2