"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.
View timeline visualization
| Year | Major Topic | Minor Topic | Total |
|---|
| 1995 | 9 | 2 | 11 |
| 1996 | 7 | 2 | 9 |
| 1997 | 5 | 2 | 7 |
| 1998 | 5 | 3 | 8 |
| 1999 | 3 | 4 | 7 |
| 2001 | 6 | 3 | 9 |
| 2002 | 9 | 2 | 11 |
| 2003 | 6 | 5 | 11 |
| 2004 | 6 | 1 | 7 |
| 2005 | 6 | 5 | 11 |
| 2006 | 8 | 3 | 11 |
| 2007 | 4 | 1 | 5 |
| 2008 | 4 | 1 | 5 |
| 2009 | 4 | 1 | 5 |
| 2010 | 1 | 0 | 1 |
| 2011 | 4 | 1 | 5 |
| 2012 | 2 | 0 | 2 |
| 2013 | 4 | 3 | 7 |
| 2014 | 7 | 0 | 7 |
| 2015 | 0 | 1 | 1 |
| 2016 | 1 | 0 | 1 |
| 2017 | 3 | 1 | 4 |
| 2018 | 3 | 0 | 3 |
| 2019 | 2 | 1 | 3 |
| 2020 | 1 | 1 | 2 |
| 2021 | 1 | 0 | 1 |
| 2022 | 0 | 1 | 1 |
| 2023 | 0 | 1 | 1 |
| 2024 | 0 | 2 | 2 |
Below are the most recent publications written about "Sigma Factor" by people in Profiles.
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The hallmarks of a tradeoff in transcriptomes that balances stress and growth functions. mSystems. 2024 Jul 23; 9(7):e0030524.
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Insight into the autoproteolysis mechanism of the RsgI9 anti-σ factor from Clostridium thermocellum. Proteins. 2024 Aug; 92(8):946-958.
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RNA polymerase sliding on DNA can couple the transcription of nearby bacterial operons. Proc Natl Acad Sci U S A. 2023 07 25; 120(30):e2301402120.
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The structure of the Clostridium thermocellum RsgI9 ectodomain provides insight into the mechanism of biomass sensing. Proteins. 2022 07; 90(7):1457-1467.
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Expansion and re-classification of the extracytoplasmic function (ECF) σ factor family. Nucleic Acids Res. 2021 01 25; 49(2):986-1005.
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Rewiring the specificity of extracytoplasmic function sigma factors. Proc Natl Acad Sci U S A. 2020 12 29; 117(52):33496-33506.
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Roles for the chloroplast-localized pentatricopeptide repeat protein 30 and the 'mitochondrial' transcription termination factor 9 in chloroplast quality control. Plant J. 2020 11; 104(3):735-751.
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Specialized and shared functions of diguanylate cyclases and phosphodiesterases in Streptomyces development. Mol Microbiol. 2020 11; 114(5):808-822.
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Revealing 29 sets of independently modulated genes in Staphylococcus aureus, their regulators, and role in key physiological response. Proc Natl Acad Sci U S A. 2020 07 21; 117(29):17228-17239.
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DIpartite: A tool for detecting bipartite motifs by considering base interdependencies. PLoS One. 2019; 14(8):e0220207.