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Regulated proteolysis of the alternative sigma factor SigX in Streptococcus mutans: implication in the escape from competence

Overview of attention for article published in BMC Microbiology, July 2014
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  • Above-average Attention Score compared to outputs of the same age and source (52nd percentile)

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Title
Regulated proteolysis of the alternative sigma factor SigX in Streptococcus mutans: implication in the escape from competence
Published in
BMC Microbiology, July 2014
DOI 10.1186/1471-2180-14-183
Pubmed ID
Authors

Gaofeng Dong, Xiao-Lin Tian, Zubelda A Gomez, Yung-Hua Li

Abstract

SigX (σX), the alternative sigma factor of Streptococcus mutans, is the key regulator for transcriptional activation of late competence genes essential for taking up exogenous DNA. Recent studies reveal that adaptor protein MecA and the protease ClpC act as negative regulators of competence by a mechanism that involves MecA-mediated proteolysis of SigX by the ClpC in S. mutans. However, the molecular detail how MecA and ClpC negatively regulate competence in this species remains to be determined. Here, we provide evidence that adaptor protein MecA targets SigX for degradation by the protease complex ClpC/ClpP when S. mutans is grown in a complex medium.

X Demographics

X Demographics

The data shown below were collected from the profiles of 3 X users who shared this research output. Click here to find out more about how the information was compiled.
Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 27 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
United Kingdom 1 4%
United States 1 4%
Unknown 25 93%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 8 30%
Researcher 5 19%
Student > Master 4 15%
Student > Postgraduate 2 7%
Student > Bachelor 2 7%
Other 4 15%
Unknown 2 7%
Readers by discipline Count As %
Agricultural and Biological Sciences 8 30%
Medicine and Dentistry 5 19%
Biochemistry, Genetics and Molecular Biology 4 15%
Immunology and Microbiology 4 15%
Pharmacology, Toxicology and Pharmaceutical Science 1 4%
Other 2 7%
Unknown 3 11%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 2. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 09 July 2014.
All research outputs
#14,782,376
of 22,758,248 outputs
Outputs from BMC Microbiology
#1,594
of 3,184 outputs
Outputs of similar age
#125,078
of 225,950 outputs
Outputs of similar age from BMC Microbiology
#20
of 44 outputs
Altmetric has tracked 22,758,248 research outputs across all sources so far. This one is in the 32nd percentile – i.e., 32% of other outputs scored the same or lower than it.
So far Altmetric has tracked 3,184 research outputs from this source. They receive a mean Attention Score of 4.1. This one is in the 44th percentile – i.e., 44% of its peers scored the same or lower than it.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 225,950 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 42nd percentile – i.e., 42% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 44 others from the same source and published within six weeks on either side of this one. This one has gotten more attention than average, scoring higher than 52% of its contemporaries.