title: Control of gene expression in bacteriophage T7. Isolation of a new control protein and mechanism of action.
mesh_terms: D003090:Coliphages / Q000378:metabolism*; D012321:DNA-Directed RNA Polymerases / Q000037:antagonists & inhibitors; D004926:Escherichia coli; D005796:Genes; D008970:Molecular Weight; D010442:Peptide Chain Initiation, Translational / Q000187:drug effects; D014158:Transcription, Genetic / Q000187:drug effects; D014764:Viral Proteins / Q000302:isolation & purification*
chemical_list: D014764:Viral Proteins; D012321:DNA-Directed RNA Polymerases