CA ModelServer 0.9.9 1 0 0 0 0 0 0 0 0 0 0 6.7840 58.9090 121.3230 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > ga9uS3NeBetEqGuZcuabNg > 2023-09-22 15:41:16 > 0.9.9 > ligand > pdb-bcif > 2exk > atom_site > {"label_asym_id":"Q","auth_seq_id":2004} > 57 > 49 > 32 > 257 > 0 > 1 $$$$