Evidence map›Paper›PMID 21795399›Full record

ArticleMolecular biology of the cell2011

Glucose depletion inhibits translation initiation via eIF4A loss and subsequent 48S preinitiation complex accumulation, while the pentose phosphate pathway is coordinately up-regulated.

Lydia M Castelli, Jennifer Lui, Susan G Campbell, William Rowe, Leo A H Zeef, Leah E A Holmes, Nathaniel P Hoyle, Jonathon Bone, Julian N Selley, Paul F G Sims and 1 more

Open access · greenAbstract read
In one paragraph

Article in Molecular biology of the cell, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 58 papers.

0numbers the graph read from it
0cells of the map it votes in
58citing papers in PubMed
3.9field-weighted citation impact, top 6% 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

58 citing papers in PubMed, 100 citations in OpenAlex.

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  12. Novel eIF4A1 inhibitors with anti-tumor activity in lymphoma.Molecular medicine (Cambridge, Mass.) · 2022
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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

11 authors at 2 institutions in 1 country.

Lydia M CastelliUniversity of Manchester, Manchester M13 9PT, UK.
Jennifer Lui
Susan G Campbell
William Rowe
Leo A H Zeef
Leah E A Holmes
Nathaniel P Hoyle
Jonathon Bone
Julian N Selley
Paul F G Sims
Mark P Ashe
University of Manchester · GBCancer Research UK · GB

Funding

Biotechnology and Biological Sciences Research Council BB/G012571/1Wellcome Trust 080349/Z/06/Z
6 · The paper itself

Abstract

Cellular stress can globally inhibit translation initiation, and glucose removal from yeast causes one of the most dramatic effects in terms of rapidity and scale. Here we show that the same rapid inhibition occurs during yeast growth as glucose levels diminish. We characterize this novel regulation showing that it involves alterations within the 48S preinitiation complex. In particular, the interaction between eIF4A and eIF4G is destabilized, leading to a temporary stabilization of the eIF3-eIF4G interaction on the 48S complex. Under such conditions, specific mRNAs that are important for the adaptation to the new conditions must continue to be translated. We have determined which mRNAs remain translated early after glucose starvation. These experiments enable us to provide a physiological context for this translational regulation by ascribing defined functions that are translationally maintained or up-regulated. Overrepresented in this class of mRNA are those involved in carbohydrate metabolism, including several mRNAs from the pentose phosphate pathway. Our data support a hypothesis that a concerted preemptive activation of the pentose phosphate pathway, which targets both mRNA transcription and translation, is important for the transition from fermentative to respiratory growth in yeast.

Indexed as

Pentose Phosphate PathwayPeptide Chain Initiation, TranslationalUp-RegulationAdaptation, PhysiologicalCluster AnalysisEukaryotic Initiation Factor-2BEukaryotic Initiation Factor-4AEukaryotic Initiation Factor-4GGene ExpressionGene Expression ProfilingGene Expression Regulation, FungalGlucoseModels, GeneticMultiprotein ComplexesOligonucleotide Array Sequence AnalysisProtein BindingEukaryotic Initiation Factor-2BEukaryotic Initiation Factor-4AEukaryotic Initiation Factor-4GGlucoseMultiprotein ComplexesRNA, MessengerSaccharomyces cerevisiae Proteins

Identifiers

PMID21795399
PMCPMC3172263
OpenAlexW2108655462

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-SA
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.