Riboswitch-Mediated Gene Regulation: Novel RNA Architectures Dictate Gene Expression Responses
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Riboswitch-Mediated Gene Regulation : Novel RNA Architectures Dictate Gene Expression Responses. / Sherwood, Anna; Henkin, Tina.
In: Annual Review of Microbiology, Vol. 70, 2016, p. 361-376.Research output: Contribution to journal › Review › Research › peer-review
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TY - JOUR
T1 - Riboswitch-Mediated Gene Regulation
T2 - Novel RNA Architectures Dictate Gene Expression Responses
AU - Sherwood, Anna
AU - Henkin, Tina
PY - 2016
Y1 - 2016
N2 - Riboswitches are RNA elements that act on the mRNA with which they are cotranscribed to modulate expression of that mRNA. These elements are widely found in bacteria, where they have a broad impact on gene expression. The defining feature of riboswitches is that they directly recognize a physiological signal, and the resulting shift in RNA structure affects gene regulation. The majority of riboswitches respond to cellular metabolites, often in a feedback loop to repress synthesis of the enzymes used to produce the metabolite. Related elements respond to the aminoacylation status of a specific tRNA or to a physical parameter, such as temperature or pH. Recent studies have identified new classes of riboswitches and have revealed new insights into the molecular mechanisms of signal recognition and gene regulation. Application of structural and biophysical approaches has complemented previous genetic and biochemical studies, yielding new information about how different riboswitches operate.
AB - Riboswitches are RNA elements that act on the mRNA with which they are cotranscribed to modulate expression of that mRNA. These elements are widely found in bacteria, where they have a broad impact on gene expression. The defining feature of riboswitches is that they directly recognize a physiological signal, and the resulting shift in RNA structure affects gene regulation. The majority of riboswitches respond to cellular metabolites, often in a feedback loop to repress synthesis of the enzymes used to produce the metabolite. Related elements respond to the aminoacylation status of a specific tRNA or to a physical parameter, such as temperature or pH. Recent studies have identified new classes of riboswitches and have revealed new insights into the molecular mechanisms of signal recognition and gene regulation. Application of structural and biophysical approaches has complemented previous genetic and biochemical studies, yielding new information about how different riboswitches operate.
U2 - 10.1146/annurev-micro-091014-104306
DO - 10.1146/annurev-micro-091014-104306
M3 - Review
VL - 70
SP - 361
EP - 376
JO - Annual Review of Microbiology
JF - Annual Review of Microbiology
SN - 0066-4227
ER -
ID: 368624403