CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 54.8490 2.7270 3.8040 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > CuRIR95aZp9HJLtraOAK6Q > 2025-07-08 13:17:36 > 0.9.12 > ligand > pdb-bcif > 4ect > atom_site > {"label_asym_id":"E","auth_seq_id":502} > 57 > 11 > 6 > 317 > 0 > 1 $$$$