CA ModelServer 0.9.9 1 0 0 0 0 0 0 0 0 0 0 85.1300 53.9140 21.6940 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > KrU7UZCNrS8plXQdL8W96g > 2023-03-25 14:28:54 > 0.9.9 > ligand > pdb-bcif > 1sl6 > atom_site > {"label_asym_id":"U","auth_seq_id":1} > 4 > 63 > 20 > 258 > 0 > 1 $$$$