CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 18.8900 -8.8090 21.7170 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > k2rI4YliqlvNCTPWkIF6mg > 2025-07-02 03:44:54 > 0.9.12 > ligand > pdb-bcif > 3tu5 > atom_site > {"label_asym_id":"C","auth_seq_id":376} > 74 > 7 > 20 > 254 > 0 > 1 $$$$