../ pdb_00006ppf_xyz-ext-atom_v1-4.xml.gz 16-May-2025 16:55 1M pdb_00006ppf_xyz-no-atom_v1-4.xml.gz 16-May-2025 16:55 321K pdb_00006ppf_xyz_v1-4.cif.gz 16-May-2025 16:55 2M pdb_00006ppf_xyz_v1-4.xml.gz 16-May-2025 16:55 2M