Fig. 1A: A Repressible Operon in
the Absence of a Corepressor
(The Tryptophan Operon)
Step 1: The Regulator gene codes
for an inactive repressor protein.
Step 2: The inactive repressor protein is unable to bind to the Operator
region of the trp operon.
Illustration of A Repressible Operon in
the Absence of a Corepressor
(The Tryptophan Operon).jpg by Gary E. Kaiser, Ph.D.
Professor of Microbiology,
The Community College of Baltimore County, Catonsville Campus
This work is licensed under a Creative Commons Attribution 4.0 International License.
Based on a work at https://cwoer.ccbcmd.edu/science/microbiology/index_gos.html.
Last updated: August, 2018
Please send comments and inquiries to Dr.
Gary Kaiser