Evidence map›Paper›PMID 2050111›Full record

ArticleThe EMBO journal1991

vac2: a yeast mutant which distinguishes vacuole segregation from Golgi-to-vacuole protein targeting.

J M Shaw, W T Wickner

Open access · bronzeAbstract read
In one paragraph

Article in The EMBO journal, 1991. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
1.6field-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

21 citing papers in PubMed, 38 citations in OpenAlex.

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  8. I2B is a small cytosolic protein that participates in vacuole fusion.Proceedings of the National Academy of Sciences of the United States of America · 1997
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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

2 authors at 1 institution in 1 country.

J M ShawMolecular Biology Institute, University of California, Los Angeles 90024-1570.
W T Wickner
University of California, Los Angeles · US

Funding

SEGREGATION OF THE VACUOLE IN SACCHAROMYCES CEREVISIAEF32GM013061 · NIGMS · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI SHAW, JANET M. · 1989 to 1991
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NIGMS NIH HHS GM13061
6 · The paper itself

Abstract

We have isolated four yeast mutants that are unable to partition maternal vacuoles into growing buds. Three of these vacuole segregation (vac) mutants also mislocalize the vacuolar protease carboxypeptidase Y (CPY) to the cell surface, a phenotype previously reported for vac strains. A fourth mutant, vac2-1, exhibits a temperature-sensitive defect in vacuole segregation but does not show a defect in protein targeting from the Golgi apparatus to the vacuole. Haploid vac2-1 cells grown at the non-permissive temperature do not secrete CPY or a second vacuolar protease, proteinase A (PrA). Furthermore, newly synthesized precursors of CPY are converted to mature forms with similar kinetics in both vac2-1 and wild-type cells. In addition, invertase is secreted normally from vac2-1 cells, indicating that post-Golgi steps in the secretory pathway are not blocked in this mutant. These results suggest that VAC2 function is necessary for vacuole division and segregation in yeast but is not involved in vacuole protein sorting events at the Golgi apparatus.

Indexed as

MutationAspartic Acid EndopeptidasesBiological TransportCarboxypeptidasesCathepsin ACell NucleusFungal ProteinsGolgi ApparatusKineticsMitochondriaSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsTemperatureVacuolesAspartic Acid Endopeptidasesaspartic proteinase ACarboxypeptidasesCathepsin AFungal ProteinsPRC1 protein, S cerevisiaeSaccharomyces cerevisiae Proteinsserine carboxypeptidase

Identifiers

PMID2050111
PMCPMC452845
OpenAlexW2229058099

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.