Please use one of the following formats to cite this article in your essay, paper or report: APA. Dutta, Sanchari Sinha Dutta. (2023, July 18). The Lac Operon in E. Coli. News-Medical.

The Scientist's content tagged with: Lac Operon. Agilent BioTek Cytation C10 Confocal Imaging Reader. From confocal, widefield, and live cell imaging to multimode reading, the Agilent BioTek Cytation ...

The lac operon is always expressed, even in the absence of lactose. I s (super repressor) Repressor cannot bind lactose; thus, it cannot be released from the operator site.

Monod and Jacob's lac operon turned out to be the first of many bacterial operons. But by the late 1960s, it was clear that operons weren't the biological norm.

The lac operon contains what is known as the CAP site, located upstream of the promoter along the DNA. The CAP site gets its name from a protein-the catabolite activator protein-that can bind there.