title: The vibrational spectra and structure of poly(rA-rU)-poly(rA-rU).
mesh_terms: D002499:Centrifugation, Density Gradient; D006863:Hydrogen-Ion Concentration; D010084:Oxidation-Reduction; D011063:Poly A-U; D011119:Polynucleotides; D012265:Ribonucleotides; D013055:Spectrophotometry, Infrared; D013057:Spectrum Analysis; D014961:X-Ray Diffraction
chemical_list: D011119:Polynucleotides; D012265:Ribonucleotides; D011063:Poly A-U