"Sigma Factor" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus,
MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure,
which enables searching at various levels of specificity.
A protein which is a subunit of RNA polymerase. It effects initiation of specific RNA chains from DNA.
| Descriptor ID |
D012808
|
| MeSH Number(s) |
D12.776.930.800
|
| Concept/Terms |
Sigma Factor- Sigma Factor
- Factor, Sigma
- Sigma Subunit
- Subunit, Sigma
- Sigma Initiation Factor
- Factor, Sigma Initiation
- Initiation Factor, Sigma
- Sigma Element
|
Below are MeSH descriptors whose meaning is more general than "Sigma Factor".
Below are MeSH descriptors whose meaning is more specific than "Sigma Factor".
This graph shows the total number of publications written about "Sigma Factor" by people in this website by year, and whether "Sigma Factor" was a major or minor topic of these publications.
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| Year | Major Topic | Minor Topic | Total |
|---|
| 1997 | 1 | 0 | 1 |
| 2001 | 1 | 0 | 1 |
| 2003 | 1 | 0 | 1 |
| 2004 | 3 | 0 | 3 |
| 2006 | 1 | 0 | 1 |
| 2010 | 2 | 0 | 2 |
| 2012 | 0 | 3 | 3 |
| 2014 | 1 | 1 | 2 |
| 2016 | 0 | 1 | 1 |
| 2017 | 1 | 2 | 3 |
| 2019 | 0 | 1 | 1 |
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Below are the most recent publications written about "Sigma Factor" by people in Profiles.
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Gamblers: An Antibiotic-Induced Evolvable Cell Subpopulation Differentiated by Reactive-Oxygen-Induced General Stress Response. Mol Cell. 2019 05 16; 74(4):785-800.e7.
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DksA and ppGpp Regulate the sS Stress Response by Activating Promoters for the Small RNA DsrA and the Anti-Adapter Protein IraP. J Bacteriol. 2018 01 15; 200(2).
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Real-time observation of polymerase-promoter contact remodeling during transcription initiation. Nat Commun. 2017 10 27; 8(1):1178.
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Persistent damaged bases in DNA allow mutagenic break repair in Escherichia coli. PLoS Genet. 2017 Jul; 13(7):e1006733.
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The Small RNA GcvB Promotes Mutagenic Break Repair by Opposing the Membrane Stress Response. J Bacteriol. 2016 12 15; 198(24):3296-3308.
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Identity and function of a large gene network underlying mutagenic repair of DNA breaks. Science. 2012 Dec 07; 338(6112):1344-8.
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Two mechanisms produce mutation hotspots at DNA breaks in Escherichia coli. Cell Rep. 2012 Oct 25; 2(4):714-21.
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What limits the efficiency of double-strand break-dependent stress-induced mutation in Escherichia coli? J Mol Microbiol Biotechnol. 2011; 21(1-2):8-19.
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Separate DNA Pol II- and Pol IV-dependent pathways of stress-induced mutation during double-strand-break repair in Escherichia coli are controlled by RpoS. J Bacteriol. 2010 Sep; 192(18):4694-700.
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The sigma(E) stress response is required for stress-induced mutation and amplification in Escherichia coli. Mol Microbiol. 2010 Jul; 77(2):415-30.