# Submit this list to the download facility and get information such as number of chains, symmetry, etc ... 4r2i_1 4r2h_1 4kfu_4 4kfu_2 4kft_2 4kfr_1 4kft_4 4kfu_3 4kft_3 4kfu_1 4kfs_1 4kfr_3 4kfs_2 4kfr_2 4kft_1