title: Crystal and molecular structure of a naturally occurring dinucleoside monophosphate. Uridylyl-(3'-5')-adenosine hemihydrate. Conformational "rigidity" of the nucleotide unit and models for polynucleotide chain folding.
mesh_terms: D000227:Adenine Nucleotides; D003460:Crystallization; D008433:Mathematics; D008956:Models, Chemical; D008961:Models, Structural; D009690:Nucleic Acid Conformation; D014500:Uracil Nucleotides; D014961:X-Ray Diffraction
chemical_list: D000227:Adenine Nucleotides; D014500:Uracil Nucleotides