Evidence map›Paper›PMID 27288443›Full record

ArticleNucleic acids research2016

Endonucleolytic cleavages by RNase E generate the mature 3' termini of the three proline tRNAs in Escherichia coli.

Bijoy K Mohanty, Jessica R Petree, Sidney R Kushner

Abstract read
In one paragraph

Article in Nucleic acids research, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
–field-weighted citation impact
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

19 citing papers in PubMed.

  1. Review
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  17. TheJournal of bacteriology · 2017
    Article
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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

3 authors.

Bijoy K MohantyDepartment of Genetics, University of Georgia, Athens, GA 30602, USA.
Jessica R PetreeDepartment of Genetics, University of Georgia, Athens, GA 30602, USA.
Sidney R KushnerDepartment of Genetics, University of Georgia, Athens, GA 30602, USA skushner@uga.edu.

Funding

The Role of Polyadenylation in RNA TurnoverR01GM057220 · NIGMS · UNIVERSITY OF GEORGIA (UGA) · PI KUSHNER, SIDNEY R. · 1999 to 2012
$3.5M
NIGMS NIH HHS R01 GM057220
6 · The paper itself

Abstract

We demonstrate here for the first time that proline tRNA 3' end maturation in Escherichia coli employs a one-step endonucleolytic pathway that does not involve any of the six 3' → 5' exonucleases (RNase T, RNase PH, RNase D, RNase BN, RNase II and polynucleotide phosphorylase [PNPase]) to generate the mature CCA terminus. Rather, RNase E is primarily responsible for the endonucleolytic removal of the entire Rho-independent transcription terminator associated with the proK, proL and proM primary transcripts by cleaving immediately downstream of the CCA determinant. In the absence of RNase E, RNase G and RNase Z are weakly able to process the proK and proM transcripts, while PNPase and RNase P are utilized in the processing of proL The terminator fragment derived from the endonucleolytic cleavage of proL transcript is degraded through a PNPase-dependent pathway. It is not clear which enzymes degrade the proK and proM terminator fragments. Our data also suggest that the mature 5' nucleotide of the proline tRNAs may be responsible for the cleavage specificity of RNase E at the 3' terminus.

Indexed as

CodonEndonucleasesEndoribonucleasesEscherichia coliExonucleasesGene Expression Regulation, BacterialProlineRibonuclease PRNA, TransferTranscription, GeneticCodonEndonucleasesEndoribonucleasesExonucleasesProlineribonuclease ERibonuclease PRNA, Transfer

Identifiers

PMID27288443
PMCPMC5291269

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Registered trials

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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.