title: RNA double helices generated from crystal structures of double helical dinucleoside phosphates.
mesh_terms: D001665:Binding Sites; D003460:Crystallization; D004247:DNA; D008958:Models, Molecular; D009690:Nucleic Acid Conformation; D012313:RNA; D012265:Ribonucleotides
chemical_list: D012265:Ribonucleotides; D012313:RNA; D004247:DNA