../ pdb_00004o23_xyz-ext-atom_v1-2.xml.gz 15-Sep-2023 17:11 137K pdb_00004o23_xyz-no-atom_v1-2.xml.gz 15-Sep-2023 17:11 41K pdb_00004o23_xyz_v1-2.cif.gz 15-Sep-2023 17:11 305K pdb_00004o23_xyz_v1-2.xml.gz 15-Sep-2023 17:11 420K