../ pdb_00007ckf_xyz-ext-atom_v1-2.xml.gz 07-Aug-2026 19:52 97K pdb_00007ckf_xyz-no-atom_v1-2.xml.gz 07-Aug-2026 19:52 36K pdb_00007ckf_xyz_v1-2.cif.gz 07-Aug-2026 19:52 123K pdb_00007ckf_xyz_v1-2.xml.gz 07-Aug-2026 19:52 166K