ZN ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 -41.4870 -32.4330 33.5410 ZN 0 2 0 0 0 0 0 0 0 0 0 0 M END > MgAq3iFREOEvESCZKHS5LQ > 2025-07-18 04:41:57 > 0.9.12 > ligand > pdb-bcif > 4msm > atom_site > {"label_asym_id":"M","auth_seq_id":502} > 63 > 8 > 6 > 317 > 0 > 1 $$$$