title: A salt-induced conformational change in crystals of the synthetic DNA tetramer d(CpGpCpG).
mesh_terms: D003461:Crystallography; D008958:Models, Molecular; D009690:Nucleic Acid Conformation; D009994:Osmolar Concentration; D011066:Poly C; D011068:Poly G; D011089:Polydeoxyribonucleotides
chemical_list: D011089:Polydeoxyribonucleotides; D011068:Poly G; D011066:Poly C