Evidence map›Paper›PMID 36644906›Full record

ArticleThe EMBO journal2023

Retromer oligomerization drives SNX-BAR coat assembly and membrane constriction.

Navin Gopaldass, Maria Giovanna De Leo, Thibault Courtellemont, Vincent Mercier, Christin Bissig, Aurélien Roux, Andreas Mayer

Open access · bronzeAbstract read
In one paragraph

Article in The EMBO journal, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
3.8field-weighted citation impact, top 7% 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

7 citing papers in PubMed, 18 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

7 authors at 2 institutions in 1 country.

Navin GopaldassDepartment of Immunobiology, University of Lausanne, Epalinges, Switzerland.ORCID 0000-0001-6461-1511
Maria Giovanna De LeoDepartment of Immunobiology, University of Lausanne, Epalinges, Switzerland.ORCID 0000-0003-1523-9121
Thibault CourtellemontDepartment of Immunobiology, University of Lausanne, Epalinges, Switzerland.
Vincent MercierDepartment of Biochemistry, University of Geneva, Geneva, Switzerland.
Christin BissigDepartment of Immunobiology, University of Lausanne, Epalinges, Switzerland.
Aurélien RouxDepartment of Biochemistry, University of Geneva, Geneva, Switzerland.ORCID 0000-0002-6088-0711
Andreas MayerDepartment of Immunobiology, University of Lausanne, Epalinges, Switzerland.ORCID 0000-0001-6131-313X
University of Lausanne · CHUniversity of Geneva · CH

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Proteins exit from endosomes through tubular carriers coated by retromer, a complex that impacts cellular signaling, lysosomal biogenesis and numerous diseases. The coat must overcome membrane tension to form tubules. We explored the dynamics and driving force of this process by reconstituting coat formation with yeast retromer and the BAR-domain sorting nexins Vps5 and Vps17 on oriented synthetic lipid tubules. This coat oligomerizes bidirectionally, forming a static tubular structure that does not exchange subunits. High concentrations of sorting nexins alone constrict membrane tubes to an invariant radius of 19 nm. At lower concentrations, oligomers of retromer must bind and interconnect the sorting nexins to drive constriction. Constricting less curved membranes into tubes, which requires more energy, coincides with an increased surface density of retromer on the sorting nexin layer. Retromer-mediated crosslinking of sorting nexins at variable densities may thus tune the energy that the coat can generate to deform the membrane. In line with this, genetic ablation of retromer oligomerization impairs endosomal protein exit in yeast and human cells.

Indexed as

Saccharomyces cerevisiaeSorting NexinsConstrictionEndosomesHumansProtein TransportSorting Nexinsendosomeslysosomesmembrane trafficretromeryeast

Identifiers

PMID36644906
PMCPMC9841331
OpenAlexW4316466791

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.