../ pdb_00006ckk_xyz-ext-atom_v1-4.xml.gz 29-Sep-2023 17:01 94K pdb_00006ckk_xyz-no-atom_v1-4.xml.gz 29-Sep-2023 17:01 37K pdb_00006ckk_xyz_v1-4.cif.gz 29-Sep-2023 17:01 122K pdb_00006ckk_xyz_v1-4.xml.gz 29-Sep-2023 17:01 162K