../ pdb_00002ck2_xyz-ext-atom_v1-3.xml.gz 08-Dec-2023 17:59 35K pdb_00002ck2_xyz-no-atom_v1-3.xml.gz 08-Dec-2023 17:59 20K pdb_00002ck2_xyz_v1-3.cif.gz 08-Dec-2023 17:59 50K pdb_00002ck2_xyz_v1-3.xml.gz 08-Dec-2023 17:59 66K