Abstract
The gal operon of Escherichia coli is controlled by two independent promoters—one is activated and the other inhibited by cyclic AMP and cyclic AMP receptor protein. The two promoters are modulated, however, by the same operator locus and repressor protein.
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Adhya, S., Miller, W. Modulation of the two promoters of the galactose operon of Escherichia coli. Nature 279, 492–494 (1979). https://doi.org/10.1038/279492a0
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DOI: https://doi.org/10.1038/279492a0