Evidence map›Paper›PMID 9353254›Full record

ArticleGenes & development1997

Yeast heat shock mRNAs are exported through a distinct pathway defined by Rip1p.

C A Saavedra, C M Hammell, C V Heath, C N Cole

Open access · diamondAbstract read
In one paragraph

Article in Genes & development, 1997. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 67 papers.

0numbers the graph read from it
0cells of the map it votes in
67citing 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

67 citing papers in PubMed, 131 citations in OpenAlex.

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  11. Nup42 and IPTraffic (Copenhagen, Denmark) · 2017
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7 more citing papers are in PubMed but not listed here.

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.

C A SaavedraDepartment of Biochemistry, Dartmouth Medical School, Hanover, New Hampshire 03755, USA.
C M Hammell
C V Heath
C N Cole
Dartmouth College · US

Funding

VIRAL SMALL RNPS--ROLES IN CELL TRANSFORMATIONP01CA016038 · NCI · YALE UNIVERSITY · PI DIMAIO, DANIEL C. · 1985 to 2020
$25.6M
REGULATION OF THE METABOLISM OF EUCARYOTIC MRNAR01GM033998 · NIGMS · DARTMOUTH COLLEGE · PI COLE, CHARLES N. · 1985 to 2013
$6.1M
NCI NIH HHS CA-16038NCI NIH HHS P01 CA016038NIGMS NIH HHS GM33998NIGMS NIH HHS R01 GM033998
6 · The paper itself

Abstract

We reported previously that heat or ethanol shock in Saccharomyces cerevisiae leads to nuclear retention of most poly(A)+ RNA but heat shock mRNAs (encoding Hsp70 proteins Ssa1p and Ssa4p) are efficiently exported in a process that is independent of the small GTPase Ran/Gsp1p, which is essential for most nucleocytoplasmic transport. To gain further insights into proteins essential or nonessential for export of heat shock mRNAs, in situ hybridization analyses to detect mRNA and pulse-labeling of proteins were used to examine several yeast mutant strains for their ability to export heat shock mRNAs following stress. Rip1p is a 42-kD protein associated with nuclear pore complexes and contains nucleoporin-like repeat sequences. It is dispensable for growth of yeast cells under normal conditions, but we report that it is essential for the export of heat shock mRNAs following stress. When SSA4 mRNA was induced from a GAL promoter in the absence of stress, it was efficiently exported in a strain lacking RIP1, indicating that Rip1p is required for export of heat shock mRNAs only following stress. Npl3p, a key mediator of export of poly(A)+ RNA, was not required for heat shock mRNA export, whereas Rss1p/Gle1p, a NES-containing factor essential for poly(A)+ RNA export, was also required for export of heat shock mRNAs after stress. High-level expression of the HIV-1 Rev protein, but not of Rev mutants, led to a partial block in export of heat shock mRNAs following stress. The data suggest a model wherein the requirement for Npl3p defines the mRNA export pathway, the requirement for Rip1p defines a pathway used for export of heat shock mRNAs after stress, and additional factors, including Rss1p/Gle1p and several nucleoporins (Rat7p/Nup159p, Rat2p/Nup120p, and Nup145p/Rat10p), are required in both pathways.

Indexed as

RNA-Binding ProteinsSaccharomyces cerevisiae ProteinsTranscription FactorsCell NucleusDNA-Binding ProteinsEthanolFungal ProteinsGene Products, revGenotypeHeat-Shock ProteinsHIV-1Hot TemperatureModels, BiologicalNuclear Pore Complex ProteinsNuclear ProteinsPromoter Regions, GeneticDNA-Binding ProteinsEthanolFungal ProteinsGAL4 protein, S cerevisiaeGene Products, revHeat-Shock ProteinsNPL3 protein, S cerevisiaeNuclear Pore Complex ProteinsNuclear ProteinsNUP42 protein, S cerevisiaerev Gene Products, Human Immunodeficiency VirusRNA-Binding ProteinsRNA, FungalRNA, MessengerSaccharomyces cerevisiae ProteinsTranscription Factors

Identifiers

PMID9353254
PMCPMC316648
OpenAlexW2156532971

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.