 Sigma Factor
"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
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| MeSH Number(s) |
D12.776.930.800
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| Concept/Terms |
Sigma Factor- Sigma Factor
- Factor, Sigma
- Sigma Subunit
- Subunit, Sigma
- Sigma Initiation Factor
- Factor, Sigma Initiation
- Initiation Factor, Sigma
- Sigma Element
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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.
To see the data from this visualization as text, click here.
| Year | Major Topic | Minor Topic | Total |
|---|
| 1993 | 1 | 0 | 1 | | 1994 | 3 | 0 | 3 | | 1995 | 3 | 0 | 3 | | 1996 | 1 | 1 | 2 | | 1997 | 2 | 0 | 2 | | 1998 | 0 | 1 | 1 | | 2000 | 1 | 0 | 1 | | 2001 | 1 | 0 | 1 | | 2002 | 2 | 1 | 3 | | 2005 | 1 | 0 | 1 | | 2006 | 0 | 1 | 1 | | 2007 | 1 | 1 | 2 | | 2008 | 1 | 0 | 1 | | 2009 | 4 | 0 | 4 | | 2010 | 2 | 0 | 2 | | 2011 | 0 | 1 | 1 | | 2013 | 1 | 0 | 1 | | 2014 | 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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Lybecker M, Bilusic I, Raghavan R. Pervasive transcription: detecting functional RNAs in bacteria. Transcription. 2014; 5(4):e944039.
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Yin Y, Damron FH, Withers TR, Pritchett CL, Wang X, Schurr MJ, Yu HD. Expression of mucoid induction factor MucE is dependent upon the alternate sigma factor AlgU in Pseudomonas aeruginosa. BMC Microbiol. 2013 Oct 18; 13:232.
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Kiedrowski MR, Kavanaugh JS, Malone CL, Mootz JM, Voyich JM, Smeltzer MS, Bayles KW, Horswill AR. Nuclease modulates biofilm formation in community-associated methicillin-resistant Staphylococcus aureus. PLoS One. 2011; 6(11):e26714.
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Jones AK, Fulcher NB, Balzer GJ, Urbanowski ML, Pritchett CL, Schurr MJ, Yahr TL, Wolfgang MC. Activation of the Pseudomonas aeruginosa AlgU regulon through mucA mutation inhibits cyclic AMP/Vfr signaling. J Bacteriol. 2010 Nov; 192(21):5709-17.
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Singh A, Karimpour-Fard A, Gill RT. Increased mutation frequency in redox-impaired Escherichia coli due to RelA- and RpoS-mediated repression of DNA repair. Appl Environ Microbiol. 2010 Aug; 76(16):5463-70.
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Fontán PA, Voskuil MI, Gomez M, Tan D, Pardini M, Manganelli R, Fattorini L, Schoolnik GK, Smith I. The Mycobacterium tuberculosis sigma factor sigmaB is required for full response to cell envelope stress and hypoxia in vitro, but it is dispensable for in vivo growth. J Bacteriol. 2009 Sep; 191(18):5628-33.
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Klocko AD, Wassarman KM. 6S RNA binding to Esigma(70) requires a positively charged surface of sigma(70) region 4.2. Mol Microbiol. 2009 Jul; 73(2):152-64.
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Kang Y, Lunin VV, Skarina T, Savchenko A, Schurr MJ, Hoang TT. The long-chain fatty acid sensor, PsrA, modulates the expression of rpoS and the type III secretion exsCEBA operon in Pseudomonas aeruginosa. Mol Microbiol. 2009 Jul; 73(1):120-36.
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Lauderdale KJ, Boles BR, Cheung AL, Horswill AR. Interconnections between Sigma B, agr, and proteolytic activity in Staphylococcus aureus biofilm maturation. Infect Immun. 2009 Apr; 77(4):1623-35.
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Cavanagh AT, Klocko AD, Liu X, Wassarman KM. Promoter specificity for 6S RNA regulation of transcription is determined by core promoter sequences and competition for region 4.2 of sigma70. Mol Microbiol. 2008 Mar; 67(6):1242-56.
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