title: The presence of phosphorylated subunits in yeast RNA polymerases A and B.
mesh_terms: D003513:Cycloheximide / Q000494:pharmacology; D012321:DNA-Directed RNA Polymerases / Q000032:analysis* / Q000276:immunology; D007158:Immunologic Techniques; D010710:Phosphates / Q000032:analysis*; D012441:Saccharomyces cerevisiae / Q000201:enzymology
chemical_list: D010710:Phosphates; D003513:Cycloheximide; D012321:DNA-Directed RNA Polymerases