Evidence map›Paper›PMID 20573068›Full record

ReviewTraffic (Copenhagen, Denmark)2010

The yeast GRASP Grh1 colocalizes with COPII and is dispensable for organizing the secretory pathway.

Stephanie K Levi, Dibyendu Bhattacharyya, Rita L Strack, Jotham R Austin, Benjamin S Glick

Open access · bronzeAbstract readReview
In one paragraph

Review in Traffic (Copenhagen, Denmark), 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 44 papers.

0numbers the graph read from it
0cells of the map it votes in
44citing papers in PubMed
3.8field-weighted citation impact, top 6% 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

44 citing papers in PubMed, 78 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

5 authors at 1 institution in 1 country.

Stephanie K LeviDepartment of Molecular Genetics and Cell Biology, The University of Chicago, 920 East 58th Street, Chicago, IL 60637, USA.
Dibyendu Bhattacharyya
Rita L Strack
Jotham R Austin
Benjamin S Glick
University of Chicago · US

Funding

THE TRANSITIONAL ER-GOLGI SYSTEM IN BUDDING YEASTSR01GM061156 · NIGMS · UNIVERSITY OF CHICAGO · PI GLICK, BENJAMIN S · 2000 to 2012
$3.6M
NIGMS NIH HHS R01 GM061156
6 · The paper itself

Abstract

In mammalian cells, the 'Golgi reassembly and stacking protein' (GRASP) family has been implicated in Golgi stacking, but the broader functions of GRASP proteins are still unclear. The yeast Saccharomyces cerevisiae contains a single non-essential GRASP homolog called Grh1. However, Golgi cisternae in S. cerevisiae are not organized into stacks, so a possible structural role for Grh1 has been difficult to test. Here, we examined the localization and function of Grh1 in S. cerevisiae and in the related yeast Pichia pastoris, which has stacked Golgi cisternae. In agreement with earlier studies indicating that Grh1 interacts with coat protein II (COPII) vesicle coat proteins, we find that Grh1 colocalizes with COPII at transitional endoplasmic reticulum (tER) sites in both yeasts. Deletion of P. pastoris Grh1 had no obvious effect on the structure of tER-Golgi units. To test the role of S. cerevisiae Grh1, we exploited the observation that inhibiting ER export in S. cerevisiae generates enlarged tER sites that are often associated with the cis Golgi. This tER-Golgi association was preserved in the absence of Grh1. The combined data suggest that Grh1 acts early in the secretory pathway, but is dispensable for the organization of secretory compartments.

Indexed as

Secretory PathwayCOP-Coated VesiclesPichiaSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsVesicular Transport ProteinsGrh1 protein, S cerevisiaeSaccharomyces cerevisiae ProteinsVesicular Transport Proteins

Identifiers

PMID20573068
PMCPMC2919637
OpenAlexW2034145518

What OpenQuestion holds

Textmetadata
LicenceTDM
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.