title: Cellular levels of the prophage lambda and 434 repressors.
mesh_terms: D010582:Bacteriophage lambda; D004247:DNA; D004926:Escherichia coli / Q000235:genetics* / Q000378:metabolism; D008242:Lysogeny; D008274:Magnesium; D012097:Repressor Proteins / Q000378:metabolism*; D014157:Transcription Factors / Q000378:metabolism*
chemical_list: D012097:Repressor Proteins; D014157:Transcription Factors; D004247:DNA; D008274:Magnesium