../ pdb_000031nr_xyz-ext-atom_v1-0.xml.gz 16-Oct-2026 17:11 233K pdb_000031nr_xyz-no-atom_v1-0.xml.gz 16-Oct-2026 17:11 53K pdb_000031nr_xyz_v1-0.cif.gz 16-Oct-2026 17:11 269K pdb_000031nr_xyz_v1-0.xml.gz 16-Oct-2026 17:11 356K