title: 5'-Ends of ribosomal and ribosomal precursor RNAs form Xenopus laevis.
mesh_terms: D000469:Alkaline Phosphatase; D000818:Animals; D001483:Base Sequence; D002478:Cells, Cultured; D002501:Centrifugation, Zonal; D002852:Chromatography, Ion Exchange; D002855:Chromatography, Thin Layer; D004591:Electrophoresis, Polyacrylamide Gel; D004926:Escherichia coli / Q000201:enzymology; D006863:Hydrogen-Ion Concentration; D007553:Isotope Labeling; D007668:Kidney / Q000378:metabolism; D009841:Oligonucleotides / Q000032:analysis; D010761:Phosphorus Radioisotopes; D010770:Phosphotransferases; D012335:RNA, Ribosomal / Q000378:metabolism*; D012265:Ribonucleotides / Q000032:analysis; D013056:Spectrophotometry, Ultraviolet; D013997:Time Factors; D014158:Transcription, Genetic; D014981:Xenopus
chemical_list: D009841:Oligonucleotides; D010761:Phosphorus Radioisotopes; D012335:RNA, Ribosomal; D012265:Ribonucleotides; D010770:Phosphotransferases; D000469:Alkaline Phosphatase