../ pdb_00001zkk_xyz-ext-atom_v1-4.xml.gz 09-Feb-2024 17:33 145K pdb_00001zkk_xyz-no-atom_v1-4.xml.gz 09-Feb-2024 17:33 42K pdb_00001zkk_xyz_v1-4.cif.gz 09-Feb-2024 17:33 318K pdb_00001zkk_xyz_v1-4.xml.gz 09-Feb-2024 17:33 443K