../ pdb_00007sz4_xyz-ext-atom_v1-2.xml.gz 23-May-2025 15:45 930K pdb_00007sz4_xyz-no-atom_v1-2.xml.gz 23-May-2025 15:45 181K pdb_00007sz4_xyz_v1-2.cif.gz 23-May-2025 15:45 1M pdb_00007sz4_xyz_v1-2.xml.gz 23-May-2025 15:45 1M