title: A simple, one-step assay for methyltransferase activity: direct partitioning of radioactive product into scintillation fluid.
mesh_terms: D002247:Carbon Isotopes; D002499:Centrifugation, Density Gradient; D002850:Chromatography, Gel; D002855:Chromatography, Thin Layer; D005069:Evaluation Studies as Topic; D007700:Kinetics; D008722:Methods; D008780:Methyltransferases / Q000032:analysis* / Q000302:isolation & purification; D011691:Puromycin; D012436:S-Adenosylmethionine; D013302:Streptomyces / Q000201:enzymology; D013997:Time Factors; D014316:Tritium
chemical_list: D002247:Carbon Isotopes; D014316:Tritium; D011691:Puromycin; D012436:S-Adenosylmethionine; D008780:Methyltransferases