Transcriptional regulation of trp operon by tryptophan involves binding of tryptophan

December 27, 2019 4:58 pm

Choose Your Answer:

Athe repressor protein and inhibition of transcription by its interaction with the operator region.

BRNA polymerase and inhibition of transcription.

Cthe repressor protein leading to structural changes and its degradation by proteases.

Dthe repressor protein leading to its interaction with the sigma subunit and inhibition of transcription.

Eduncle Best Answer
When tryptophan is present, these tryptophan repressor dimers bind to tryptophan, causing a change in the repressor conformation, allowing the repressor to bind to the operator....
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