Evidence map›Paper›PMID 9226267›Full record

ArticleJournal of bacteriology1997

A novel ribosome-associated protein is important for efficient translation in Escherichia coli.

G O Bylund, B C Persson, L A Lundberg, P M Wikström

Open access · greenAbstract read
In one paragraph

Article in Journal of bacteriology, 1997. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
0.6field-weighted citation impact, top 32% 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

25 citing papers in PubMed, 49 citations in OpenAlex.

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  13. Appropriate maturation and folding of 16S rRNA during 30S subunit biogenesis are critical for translational fidelity.Proceedings of the National Academy of Sciences of the United States of America · 2010
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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

4 authors at 1 institution in 1 country.

G O BylundDepartment of Microbiology, Umeå University, Sweden.
B C Persson
L A Lundberg
P M Wikström
Umeå University · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Previously, we showed that strains which have been deleted for the 21K gene (hereafter called yfjA), of the trmD operon, encoding a 21-kDa protein (21K protein) have an approximately fivefold-reduced growth rate in rich medium. Here we show that such mutants show an up to sevenfold reduced growth rate in minimal medium, a twofold-lower cell yield-to-carbon source concentration ratio, and a reduced polypeptide chain growth rate of beta-galactosidase. Suppressor mutations that increased the growth rate and translational efficiency of a delta yfjA mutant were localized to the 3' part of rpsM, encoding ribosomal protein S13. The 21K protein was shown to have affinity for free 30S ribosomal subunits but not for 70S ribosomes. Further, the 21K protein seems to contain a KH domain and a KOW motif, both suggested to be involved in binding of RNA. These findings suggest that the 21K protein is essential for a proper function of the ribosome and is involved in the maturation of the ribosomal 30S subunits or in translation initiation.

Indexed as

Protein BiosynthesisAmino Acid SequenceBacterial ProteinsCulture MediaEnergy MetabolismEscherichia coliEscherichia coli ProteinsMolecular Sequence DataMutationOperonRibosomal ProteinsRibosomesRNA, BacterialSuppression, GeneticBacterial ProteinsCulture MediaEscherichia coli ProteinsRibosomal ProteinsRNA, BacterialrpsM protein, E coli

Identifiers

PMID9226267
PMCPMC179293
OpenAlexW2097444156

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.