CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 0.9710 42.8080 15.1950 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > YSrIWOQD1W7WoOkElTGW-Q > 2025-07-16 05:57:48 > 0.9.12 > ligand > pdb-bcif > 3fed > atom_site > {"label_asym_id":"I","auth_seq_id":1755} > 20 > 11 > 19 > 319 > 0 > 1 $$$$