../ pdb_00007n53_xyz-ext-atom_v1-3.xml.gz 13-Oct-2023 17:45 73K pdb_00007n53_xyz-no-atom_v1-3.xml.gz 13-Oct-2023 17:45 27K pdb_00007n53_xyz_v1-3.cif.gz 13-Oct-2023 17:45 95K pdb_00007n53_xyz_v1-3.xml.gz 13-Oct-2023 17:45 125K