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sigma factor activity
A sigma factor is the promoter specificity subunit of eubacterial-type multisubunit RNA polymerases, those whose core subunit composition is often…
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National Institutes of Health
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2 relations
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bacterial-type RNA polymerase core enzyme binding
bacterial-type RNA polymerase core promoter sequence-specific DNA binding
Papers overview
Semantic Scholar uses AI to extract papers important to this topic.
2014
2014
Interactions between an anti-sigma protein and two sigma factors that regulate the pyoverdine signaling pathway in Pseudomonas aeruginosa
R. Edgar
,
Xin Xu
,
+4 authors
I. Lamont
BMC Microbiology
2014
Corpus ID: 15222773
BackgroundSynthesis and uptake of pyoverdine, the primary siderophore of the opportunistic pathogen Pseudomonas aeruginosa, is…
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2011
2011
Differential proteolysis of sigma regulators controls cell‐surface signalling in Pseudomonas aeruginosa
R. Draper
,
Lois W. Martin
,
P. Beare
,
I. Lamont
Molecular microbiology
2011
Corpus ID: 19708279
Cell‐surface signalling systems are widespread in Gram‐negative bacteria. In these systems gene expression occurs following…
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2009
2009
Region C of the Escherichia coli heat shock sigma factor RpoH (sigma 32) contains a turnover element for proteolysis by the FtsH protease.
Markus W. Obrist
,
Sina Langklotz
,
S. Milek
,
F. Führer
,
F. Narberhaus
FEMS microbiology letters
2009
Corpus ID: 21322587
Transcription of most heat shock genes in Escherichia coli is initiated by the alternative sigma factor sigma(32) (RpoH). At…
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Highly Cited
2009
Highly Cited
2009
Different roles for anti‐sigma factors in siderophore signalling pathways of Pseudomonas aeruginosa
Karla A Mettrick
,
I. Lamont
Molecular microbiology
2009
Corpus ID: 205367553
Group IV (extracytoplasmic function) sigma factors direct the expression of a large number of regulons in bacteria. The…
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2008
2008
A Possible Extended Family of Regulators of Sigma Factor Activity in Streptomyces coelicolor
Eun sook Kim
,
J. Song
,
Dae-Wi Kim
,
K. Chater
,
Kye-Joon Lee
Journal of bacteriology
2008
Corpus ID: 36000459
ABSTRACT SCO4677 is one of a large number of similar genes in Streptomyces coelicolor that encode proteins with an HATPase_c…
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Highly Cited
2003
Highly Cited
2003
The Role of zinc in the disulphide stress-regulated anti-sigma factor RsrA from Streptomyces coelicolor.
Wei Li
,
A. Bottrill
,
M. Bibb
,
M. Buttner
,
M. Paget
,
C. Kleanthous
Journal of molecular biology
2003
Corpus ID: 19667396
Highly Cited
2001
Highly Cited
2001
Mutational analysis of RsrA, a zinc‐binding anti‐sigma factor with a thiol–disulphide redox switch
M. Paget
,
J. Bae
,
+4 authors
M. Buttner
Molecular microbiology
2001
Corpus ID: 5957348
In the Gram‐positive bacterium, Streptomyces coelicolor A3(2), expression of the thioredoxin system is modulated by a sigma…
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Review
2000
Review
2000
Regulation of sigma factor activity during Bacillus subtilis development.
L. Kroos
,
Y. Yu
Current opinion in microbiology
2000
Corpus ID: 33305263
Progression of Bacillus subtilis through a series of morphological changes is driven by a cascade of sigma (sigma) factors and…
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Review
1999
Review
1999
Control of σ factor activity during Bacillus subtilis sporulation
L. Kroos
,
Bin Zhang
,
H. Ichikawa
,
Y. N. Yu
Molecular microbiology
1999
Corpus ID: 24832263
When starved, Bacillus subtilis undergoes asymmetric division to produce two cell types with different fates. The larger mother…
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1991
1991
The Staphylococcus aureus chromosomal gene plaC, identified by mutations amplifying plasmid pT181, encodes a sigma factor.
R. Basheer
,
S. Iordanescu
Nucleic acids research
1991
Corpus ID: 24381094
The Staphylococcus aureus chromosomal gene plaC, identified by mutations such as plaC1 that lead to the amplification of plasmid…
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