Evidence map›Paper›PMID 21807881›Full record

ArticleThe Journal of cell biology2011

The COG complex interacts directly with Syntaxin 6 and positively regulates endosome-to-TGN retrograde transport.

Orly Laufman, WanJin Hong, Sima Lev

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of cell biology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 58 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
58citing papers in PubMed, 1 pooled it
4.6field-weighted citation impact, top 5% 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, 1 synthesis or guideline pooled it, 99 citations in OpenAlex.

  1. Pooled it
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  14. Golgi inCOGnito: From vesicle tethering to human disease.Biochimica et biophysica acta. General subjects · 2020
    Review
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  16. TheFrontiers in plant science · 2020
    Article
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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

3 authors at 2 institutions in 3 countries.

Orly LaufmanMolecular Cell Biology Department, Weizmann Institute of Science, Rehovot, Israel.
WanJin Hong
Sima Lev
Weizmann Institute of Science · ILXiamen University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The conserved oligomeric Golgi (COG) complex has been implicated in the regulation of endosome to trans-Golgi network (TGN) retrograde trafficking in both yeast and mammals. However, the exact mechanisms by which it regulates this transport route remain largely unknown. In this paper, we show that COG interacts directly with the target membrane SNARE (t-SNARE) Syntaxin 6 via the Cog6 subunit. In Cog6-depleted cells, the steady-state level of Syntaxin 6 was markedly reduced, and concomitantly, endosome-to-TGN retrograde traffic was significantly attenuated. Cog6 knockdown also affected the steady-state levels and/or subcellular distributions of Syntaxin 16, Vti1a, and VAMP4 and impaired the assembly of the Syntaxin 6-Syntaxin16-Vti1a-VAMP4 SNARE complex. Remarkably, overexpression of VAMP4, but not of Syntaxin 6, bypassed the requirement for COG and restored endosome-to-TGN trafficking in Cog6-depleted cells. These results suggest that COG directly interacts with specific t-SNAREs and positively regulates SNARE complex assembly, thereby affecting their associated trafficking steps.

Indexed as

Adaptor Proteins, Vesicular TransportEndosomesHEK293 CellsHeLa CellsHumansProtein TransportQa-SNARE ProteinsQb-SNARE ProteinsRNA InterferenceRNA, Small InterferingR-SNARE ProteinsSyntaxin 16trans-Golgi NetworkVesicular Transport ProteinsAdaptor Proteins, Vesicular TransportCOG6 protein, humanQa-SNARE ProteinsQb-SNARE ProteinsRNA, Small InterferingR-SNARE ProteinsSyntaxin 16VAMP4 protein, humanVesicular Transport ProteinsVTI1A protein, human

Identifiers

PMID21807881
PMCPMC3153647
OpenAlexW1999390665

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-SA
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.