Evidence map›Paper›PMID 11285223›Full record

ArticleThe EMBO journal2001

GPI anchoring leads to sphingolipid-dependent retention of endocytosed proteins in the recycling endosomal compartment.

S Chatterjee, E R Smith, K Hanada, V L Stevens, S Mayor

Open access · greenAbstract read
In one paragraph

Article in The EMBO journal, 2001. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 45 papers.

0numbers the graph read from it
0cells of the map it votes in
45citing papers in PubMed
6.5field-weighted citation impact, top 3% 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

45 citing papers in PubMed, 151 citations in OpenAlex.

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  20. Regulation of group I metabotropic glutamate receptor trafficking and signaling by the caveolar/lipid raft pathway.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2009
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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.

S ChatterjeeNational Center for Biological Sciences, UAS-GKVK Campus, Bellary Road, Bangalore 560 065, India.
E R Smith
K Hanada
V L Stevens
S Mayor
National Centre for Biological Sciences · IN

Funding

Wellcome Trust
6 · The paper itself

Abstract

Glycosylphosphatidylinositol (GPI) anchoring is important for the function of several proteins in the context of their membrane trafficking pathways. We have shown previously that endocytosed GPI-anchored proteins (GPI-APs) are recycled to the plasma membrane three times more slowly than other membrane components. Recently, we found that GPI-APs are delivered to endocytic organelles, devoid of markers of the clathrin-mediated pathway, prior to their delivery to a common recycling endosomal compartment (REC). Here we show that the rate-limiting step in the recycling of GPI-APs is their slow exit from the REC; replacement of the GPI anchor with a transmembrane protein sequence abolishes retention in this compartment. Depletion of endogenous sphingolipid levels using sphingolipid synthesis inhibitors or in a sphingolipid-synthesis mutant cell line specifically enhances the rate of endocytic recycling of GPI-APs to that of other membrane components. We have shown previously that endocytic retention of GPI-APs is also relieved by cholesterol depletion. These findings strongly suggest that functional retention of GPI-APs in the REC occurs via their association with sphingolipid and cholesterol-enriched sorting platforms or 'rafts'.

Indexed as

Receptors, Cell SurfaceAnimalsCarrier ProteinsCHO CellsCricetinaeEndocytosisEndosomesFolate Receptors, GPI-AnchoredGlycosylphosphatidylinositolsHumansReceptors, TransferrinSphingolipidsCarrier ProteinsFolate Receptors, GPI-AnchoredGlycosylphosphatidylinositolsReceptors, Cell SurfaceReceptors, TransferrinSphingolipids

Identifiers

PMID11285223
PMCPMC145477
OpenAlexW2076199405

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.