CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 51.2260 50.1610 128.3880 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > UUJ8FMVth5i9ZemrjTGbdA > 2025-07-11 00:41:02 > 0.9.12 > ligand > pdb-bcif > 5msx > atom_site > {"label_asym_id":"S","auth_seq_id":501} > 11 > 11 > 18 > 343 > 0 > 1 $$$$