Transcriptional activation. How lambda repressor talks to RNA polymerase.
The bacteriophage lambda repressor protein can activate or repress transcription. Amino-acid substitutions in the sigma subunit of RNA polymerase affect repressor-stimulated transcription, shedding light on the activation process.
Hochschild
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Department of Microbiology and Molecular Genetics, Harvard Medical School, Boston, Massachusetts 02115.
D004268:DNA-Binding Proteins; D012321:DNA-Directed RNA Polymerases / Q000235:genetics / Q000378:metabolism; D004926:Escherichia coli / Q000235:genetics / Q000378:metabolism; D008957:Models, Genetic; D012097:Repressor Proteins / Q000378:metabolism; D012808:Sigma Factor / Q000235:genetics / Q000378:metabolism; D015533:Transcriptional Activation; D014764:Viral Proteins; D054334:Viral Regulatory and Accessory Proteins
D004268:DNA-Binding Proteins; D012097:Repressor Proteins; D012808:Sigma Factor; D014764:Viral Proteins; D054334:Viral Regulatory and Accessory Proteins; C016649:phage repressor proteins; D012321:DNA-Directed RNA Polymerases