CA ModelServer 0.9.11 1 0 0 0 0 0 0 0 0 0 0 31.4660 5.9790 60.8300 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > PGEpU5_9nBwBmiOR7Shk_Q > 2024-04-26 07:12:49 > 0.9.11 > ligand > pdb-bcif > 1pex > atom_site > {"label_asym_id":"E","auth_seq_id":503} > 2 > 28 > 2 > 244 > 0 > 1 $$$$