title: Ribopolynucleotides modified at pyrimidine residues are cleaved selectively by T2 ribonuclease at purine residues.
mesh_terms: D001483:Base Sequence; D055598:Chemical Phenomena; D002621:Chemistry; D008729:Methoxamine; D011131:Polyribonucleotides / Q000378:metabolism; D011687:Purines; D011743:Pyrimidines; D012335:RNA, Ribosomal / Q000032:analysis; D012260:Ribonucleases / Q000378:metabolism*; D013329:Structure-Activity Relationship; D013447:Sulfites
chemical_list: D011131:Polyribonucleotides; D011687:Purines; D011743:Pyrimidines; D012335:RNA, Ribosomal; D013447:Sulfites; D012260:Ribonucleases; D008729:Methoxamine