Evidence map›Paper›PMID 21036909›Full record

ArticleThe Journal of biological chemistry2011

Rho-dependent termination of ssrS (6S RNA) transcription in Escherichia coli: implication for 3' processing of 6S RNA and expression of downstream ygfA (putative 5-formyl-tetrahydrofolate cyclo-ligase).

Huiseok Chae, Kook Han, Kwang-sun Kim, Hongmarn Park, Jungmin Lee, Younghoon Lee

Open access · hybridAbstract read
In one paragraph

Article in The Journal of biological chemistry, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
0.9field-weighted citation impact, top 26% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

20 citing papers in PubMed, 34 citations in OpenAlex.

  1. Review
  2. Article
  3. Article
  4. Probing the conformational changes ofFrontiers in molecular biosciences · 2023
    Article
  5. 6S RNA-Dependent Susceptibility to RNA Polymerase Inhibitors.Antimicrobial agents and chemotherapy · 2022
    Article
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  7. Article
  8. Article
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  11. Article
  12. Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors at 2 institutions in 1 country.

Huiseok ChaeDepartment of Chemistry, KAIST, Daejeon 305-701, Korea.
Kook Han
Kwang-sun Kim
Hongmarn Park
Jungmin Lee
Younghoon Lee
Korea Advanced Institute of Science and Technology · KRKorea Research Institute of Bioscience and Biotechnology · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

It is well known that 6S RNA, a global regulatory noncoding RNA that modulates gene expression in response to the cellular stresses in Escherichia coli, is generated by processing from primary ssrS (6S RNA) transcripts derived from two different promoters. The 5' processing of 6S RNA from primary transcripts has been well studied; however, it remains unclear how the 3'-end of this RNA is generated although previous studies have suggested that exoribonucleolytic trimming is necessary for 3' processing. Here, we describe several Rho-dependent termination sites located ∼90 bases downstream of the mature 3'-end of 6S RNA. Our data suggest that the 3'-end of 6S RNA is generated via exoribonucleolytic trimming, rather than endoribonucleolytic cleavage, following the transcription termination events. The termination sites identified in this study are within the open reading frame of the downstream ygfA (putative 5-formyl-tetrahydrofolate cyclo-ligase) gene, a part of the highly conserved bacterial operon ssrS-ygfA, which is up-regulated during the biofilm formation. Our findings reveal that ygfA expression, which also aids the formation of multidrug-tolerant persister cells, could be regulated by Rho-dependent termination activity in the cell.

Indexed as

Gene Expression Regulation, BacterialBase SequenceCarrier ProteinsEndoribonucleasesEscherichia coliEscherichia coli ProteinsGenes, BacterialMolecular Sequence DataPromoter Regions, GeneticRho FactorRNA 3' End ProcessingRNA, BacterialRNA, UntranslatedTranscription, Genetic6S RNACarrier ProteinsEndoribonucleasesEscherichia coli ProteinsRho FactorRNA, BacterialRNA, UntranslatedZapA protein, E coli

Identifiers

PMID21036909
PMCPMC3012964
OpenAlexW2083433373

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.