title: Isolation and assay of eukaryotic DNA-dependent RNA polymerases.
mesh_terms: D002466:Cell Nucleolus / Q000201:enzymology*; D002467:Cell Nucleus / Q000201:enzymology*; D002846:Chromatography, Affinity; D002850:Chromatography, Gel; D002852:Chromatography, Ion Exchange; D012321:DNA-Directed RNA Polymerases / Q000302:isolation & purification* / Q000378:metabolism; D008722:Methods; D008970:Molecular Weight; D012318:RNA Polymerase I / Q000302:isolation & purification; D012319:RNA Polymerase II / Q000302:isolation & purification; D012320:RNA Polymerase III / Q000302:isolation & purification; D015003:Yeasts / Q000201:enzymology*
chemical_list: D012319:RNA Polymerase II; D012321:DNA-Directed RNA Polymerases; D012318:RNA Polymerase I; D012320:RNA Polymerase III