Evidence map›Paper›PMID 10074071›Full record

ArticleJournal of bacteriology1999

Uracil-induced down-regulation of the yeast uracil permease.

K Séron, M O Blondel, R Haguenauer-Tsapis, C Volland

Open access · bronzeAbstract read
In one paragraph

Article in Journal of bacteriology, 1999. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
1.6field-weighted citation impact, top 16% 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

36 citing papers in PubMed, 80 citations in OpenAlex.

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  9. Impact of Methods on the Measurement of mRNA Turnover.International journal of molecular sciences · 2017
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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 3 institutions in 1 country.

K SéronInstitut Jacques Monod, CNRS/Université Paris 7-Denis Diderot 2, 75251 Paris Cedex 05, France.
M O Blondel
R Haguenauer-Tsapis
C Volland
Université Paris Cité · FRCentre National de la Recherche Scientifique · FRInstitut Jacques Monod · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In Saccharomyces cerevisiae the FUR4-encoded uracil permease catalyzes the first step of the pyrimidine salvage pathway. The availability of uracil has a negative regulatory effect upon its own transport. Uracil causes a decrease in the level of uracil permease, partly by decreasing the FUR4 mRNA level in a promoter-independent fashion, probably by increasing its instability. Uracil entry also triggers more rapid degradation of the existing permease by promoting high efficiency of ubiquitination of the permease that signals its internalization. A direct binding of intracellular uracil to the permease is possibly involved in this feedback regulation, as the behavior of the permease is similar in mutant cells unable to convert intracellular uracil into UMP. We used cells impaired in the ubiquitination step to show that the addition of uracil produces rapid inhibition of uracil transport. This may be the first response prior to the removal of the permease from the plasma membrane. Similar down-regulation of uracil uptake, involving several processes, was observed under adverse conditions mainly corresponding to a decrease in the cellular content of ribosomes. These results suggest that uracil of exogenous or catabolic origin down-regulates the cognate permease to prevent buildup of excess intracellular uracil-derived nucleotides.

Indexed as

Nucleotide Transport ProteinsSaccharomyces cerevisiae ProteinsBase SequenceDNA PrimersDown-RegulationGenes, FungalMembrane Transport ModulatorsMembrane Transport ProteinsPlasmidsPyrimidinesRNA, FungalRNA, MessengerSaccharomyces cerevisiaeUp-RegulationUracilDNA PrimersFUR4 protein, S cerevisiaeMembrane Transport ModulatorsMembrane Transport ProteinsNucleotide Transport ProteinsPyrimidinesRNA, FungalRNA, MessengerSaccharomyces cerevisiae ProteinsUracil

Identifiers

PMID10074071
PMCPMC93577
OpenAlexW2100551137

What OpenQuestion holds

Texttitle and abstract
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.