Evidence map›Paper›PMID 10748041›Full record

ArticleThe Journal of biological chemistry2000

Saccharomyces cerevisiae GATA sequences function as TATA elements during nitrogen catabolite repression and when Gln3p is excluded from the nucleus by overproduction of Ure2p.

K H Cox, R Rai, M Distler, J R Daugherty, J A Coffman, T G Cooper

Open access · hybridAbstract read
In one paragraph

Article in The Journal of biological chemistry, 2000. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 48 papers.

0numbers the graph read from it
0cells of the map it votes in
48citing papers in PubMed
2.0field-weighted citation impact, top 14% 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

48 citing papers in PubMed, 82 citations in OpenAlex.

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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 1 institution in 1 country.

K H CoxDepartment of Microbiology and Immunology, University of Tennessee, Memphis, Tennessee 38163, USA.
R Rai
M Distler
J R Daugherty
J A Coffman
T G Cooper
University of Tennessee Health Science Center · US

Funding

SYNTHESIS AND ASSEMBLY OF EUKARYOTIC MEMBRANESR01GM035642 · NIGMS · UNIVERSITY OF TENNESSEE HEALTH SCI CTR · PI COOPER, TERRANCE G. · 1985 to 2015
$4.3M
NIGMS NIH HHS GM-35642NIGMS NIH HHS R01 GM035642
6 · The paper itself

Abstract

Saccharomyces cerevisiae selectively uses good nitrogen sources (glutamine) in preference to poor ones (proline) by repressing GATA factor-dependent transcription of the genes needed to transport and catabolize poor nitrogen sources, a physiological process designated nitrogen catabolite repression (NCR). We show that some NCR-sensitive genes (CAN1, DAL5, DUR1,2, and DUR3) produce two transcripts of slightly different sizes. Synthesis of the shorter transcript is NCR-sensitive and that of the longer transcript is not. The longer transcript also predominates in gln3Delta mutants irrespective of the nitrogen source provided. We demonstrate that the longer mRNA species arises through the use of an alternative transcription start site generated by Gln3p-binding sites (GATAAs) being able to act as surrogate TATA elements. The ability of GATAAs to serve as surrogate TATAs, i.e. when synthesis of the shorter, NCR-sensitive transcripts are inhibited, correlates with sequestration of enhanced green fluorescent protein (EGFP)-Gln3p in the cytoplasm in a way that is indistinguishable from that seen with EGFP-Ure2p. However, when the shorter, NCR-sensitive DAL5 transcript predominates, EGFP-Gln3p is nuclear. These data suggest that the mechanism underlying NCR involves the cytoplasmic association of Ure2p with Gln3p, an interaction that prevents Gln3p from reaching it is binding sites upstream of NCR-sensitive genes.

Indexed as

Amino Acid Transport SystemsGene Expression Regulation, FungalPrionsPromoter Regions, GeneticSaccharomyces cerevisiae ProteinsTranscription FactorsBase SequenceBinding SitesCell NucleusDNA-Binding ProteinsFungal ProteinsGlutathione PeroxidaseMembrane Transport ProteinsMolecular Sequence DataNitrogenRepressor ProteinsAmino Acid Transport SystemsCAN1 protein, Candida albicansDNA-Binding ProteinsFungal ProteinsGLN3 protein, S cerevisiaeGlutathione PeroxidaseMembrane Transport ProteinsNitrogenPrionsRepressor ProteinsRNA, MessengerSaccharomyces cerevisiae ProteinsTranscription FactorsURE2 protein, S cerevisiae

Identifiers

PMID10748041
PMCPMC4384688
OpenAlexW2056558725

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.