Understanding how trp operon mRNA is present but no tryptophan.
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A mutant strain of E.coli expresses trp operon mRNA but still cannot synthesize trypophan. How could this mutant phenotype result?
© BrainMass Inc. brainmass.com December 24, 2021, 4:45 pm ad1c9bdddfhttps://brainmass.com/biology/cell-biochem/understanding-how-trp-operon-mrna-is-present-but-no-tryptophan-5806
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In this case, the full mRNA is produced; however, no tryptophan is produced. Therefore the problem is not at the mRNA transcription level, but rather at the translation level. The trp operon has a leader region (trpL) which synthesizes four sequences ...
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