title: Stepwise phosphorolysis with polynucleotide phosphorylase: a novel method for sequence analysis of oligoribonucleotides.
mesh_terms: D001483:Base Sequence; D004926:Escherichia coli / Q000201:enzymology; D008722:Methods; D009841:Oligonucleotides; D010759:Phosphorus Isotopes; D011119:Polynucleotides / Q000032:analysis*; D011117:Polyribonucleotide Nucleotidyltransferase; D012316:RNA Nucleotidyltransferases; D013997:Time Factors
chemical_list: D009841:Oligonucleotides; D010759:Phosphorus Isotopes; D011119:Polynucleotides; D012316:RNA Nucleotidyltransferases; D011117:Polyribonucleotide Nucleotidyltransferase