title: RNA double-helical fragments at atomic resolution. II. The crystal structure of sodium guanylyl-3',5'-cytidine nonahydrate.
mesh_terms: D003460:Crystallization; D008958:Models, Molecular; D009690:Nucleic Acid Conformation; D009841:Oligonucleotides; D009843:Oligoribonucleotides; D012313:RNA; D014961:X-Ray Diffraction
chemical_list: D009841:Oligonucleotides; D009843:Oligoribonucleotides; D012313:RNA