Evidence map›Paper›PMID 7489726›Full record

ArticleThe EMBO journal1995

Mutants in a yeast Ran binding protein are defective in nuclear transport.

G Schlenstedt, D H Wong, D M Koepp, P A Silver

Open access · greenAbstract read
In one paragraph

Article in The EMBO journal, 1995. 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
9.1field-weighted citation impact, top 1% 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, 146 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

4 authors at 1 institution in 1 country.

G SchlenstedtDepartment of Biological Chemistry and Molecular Pharmacology, Harvard Medical School, Boston, MA, USA.
D H Wong
D M Koepp
P A Silver
Harvard University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Ran, a Ras-like GTPase, has been implicated in controlling the movement of proteins and RNAs in and out of the nucleus. We have constructed strains of Saccharomyces cerevisiae which produce fusion proteins containing glutathione-S-transferase (GST) fused to Gsp1p, which encodes the essential yeast Ran homolog, and a mutant form of Gsp1p that mimics the GTP-bound state. A major protein with the apparent size of 34 kDa co-purifies with the GTP-bound form of Gsp1p. This protein was identified as Yrb1p (Yeast Ran Binding Protein) and stimulates GTP hydrolysis by Gsp1p in the presence of Rna1p, the Gsp1 GTPase activating protein. Yrb1p is located in the cytoplasm with some concentration at the nuclear periphery. Temperature-sensitive yrb1 mutants are defective in nuclear protein import and RNA export. A mutation in the highly conserved Ran binding region of Yrb1p reduces its ability to interact with Gsp1p. These data indicate that Yrb1p functions with Gsp1p and suggest that together they can control transport of macromolecules across the nuclear envelope.

Indexed as

Amino Acid SequenceBase SequenceBiological Transport, ActiveCell NucleusFungal ProteinsGTP-Binding ProteinsMolecular Sequence DataMutationNuclear Proteinsran GTP-Binding ProteinRecombinant Fusion ProteinsRNASaccharomyces cerevisiaeSequence AlignmentFungal ProteinsGTP-Binding ProteinsNuclear Proteinsran-binding protein 1ran GTP-Binding ProteinRecombinant Fusion ProteinsRNA

Identifiers

PMID7489726
PMCPMC394646
OpenAlexW86543025

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.