Attenuation

(noun)

Attenuation (in genetics) is a proposed mechanism of control in some bacterial operons that results in premature termination of transcription. It is based on the fact that, in bacteria, transcription and translation can and do proceed simultaneously.

Related Terms

Examples of Attenuation in the following topics:

  • Attenuation

    • Attenuation is a mechanism utilized by bacteria to regulate unnecessary gene expression.
    • Attenuation is a regulatory mechanism used in bacterial operons to ensure proper transcription and translation.

  • Regulation by Biosynthetic Enzymes

    • Attenuation is a regulatory feature found throughout Archaea and Bacteria domains which causes premature termination of transcription.
    • Attenuation involves a provisional stop signal (attenuator), located in the DNA segment that corresponds to the leader sequence of mRNA.
    • Attenuation is a regulatory feature found throughout Archaea and Bacteria causing premature termination of transcription.
    • Attenuator is a nucleotide sequence in DNA that can lead to premature termination of transcription.
    • Attenuators may be classified according to the type of molecule which induces the change in RNA structure.