../ pdb_00004xr2_xyz-ext-atom_v1-4.xml.gz 22-Sep-2023 17:21 72K pdb_00004xr2_xyz-no-atom_v1-4.xml.gz 22-Sep-2023 17:21 34K pdb_00004xr2_xyz_v1-4.cif.gz 22-Sep-2023 17:21 179K pdb_00004xr2_xyz_v1-4.xml.gz 22-Sep-2023 17:21 237K