CA ModelServer 0.9.11 1 0 0 0 0 0 0 0 0 0 0 14.2270 54.3520 -9.5960 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > 1sa2-4otwzDX6yD2-KpXhw > 2024-04-19 16:37:08 > 0.9.11 > ligand > pdb-bcif > 5lp6 > atom_site > {"label_asym_id":"U","auth_seq_id":503} > 4 > 44 > 20 > 254 > 0 > 1 $$$$