../ pdb_000021ou_xyz-ext-atom_v1-1.xml.gz 29-May-2026 15:01 587K pdb_000021ou_xyz-no-atom_v1-1.xml.gz 29-May-2026 15:01 75K pdb_000021ou_xyz_v1-1.cif.gz 29-May-2026 15:01 619K pdb_000021ou_xyz_v1-1.xml.gz 29-May-2026 15:01 858K