title: Sensitivity of transcription by purified Streptomyces antibioticus RNA polymerase to actinomycin.
mesh_terms: D012321:DNA-Directed RNA Polymerases / Q000302:isolation & purification / Q000378:metabolism*; D003609:Dactinomycin / Q000494:pharmacology*; D007700:Kinetics; D046911:Macromolecular Substances; D013302:Streptomyces / Q000201:enzymology*; D014158:Transcription, Genetic / Q000187:drug effects*
chemical_list: D046911:Macromolecular Substances; D003609:Dactinomycin; D012321:DNA-Directed RNA Polymerases