"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 |
| 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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A revised model for the control of fatty acid synthesis by master regulator Spo0A in Bacillus subtilis. Mol Microbiol. 2018 05; 108(4):424-442.
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The evolutionary impact of intragenic FliA promoters in proteobacteria. Mol Microbiol. 2018 05; 108(4):361-378.
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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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The nature of mutations induced by replication?transcription collisions. Nature. 2016 07 07; 535(7610):178-81.
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Activation of the sE-dependent stress pathway by conjugative TraR may anticipate conjugational stress. J Bacteriol. 2015 Mar; 197(5):924-31.
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The Salmonella type III secretion system virulence effector forms a new hexameric chaperone assembly for export of effector/chaperone complexes. J Bacteriol. 2015 Feb 15; 197(4):672-5.