Evidence map›Paper›PMID 29167428›Full record

ArticleNature communications2017

Low pH-induced conformational change and dimerization of sortilin triggers endocytosed ligand release.

Nadia Leloup, Philip Lössl, Dimphna H Meijer, Martha Brennich, Albert J R Heck, Dominique M E Thies-Weesie, Bert J C Janssen

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 1 pooled it
2.0field-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

20 citing papers in PubMed, 1 synthesis or guideline pooled it, 51 citations in OpenAlex.

  1. Pooled it
  2. Visualization of membrane-stabilized SorCS2Journal of structural biology: X · 2026
    Article
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  8. TheProceedings of the National Academy of Sciences of the United States of America · 2024
    Article
  9. Article
  10. Neurotensin and Alcohol Use Disorders: Towards a Pharmacological Treatment.International journal of molecular sciences · 2023
    Review
  11. Dimerization of the Alzheimer's disease pathogenic receptor SORLA regulates its association with retromer.Proceedings of the National Academy of Sciences of the United States of America · 2023
    Article
  12. Article
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  15. Review
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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 2 countries.

Nadia LeloupCrystal and Structural Chemistry, Bijvoet Center for Biomolecular Research, Faculty of Science, Utrecht University, 3584 CH, Utrecht, The Netherlands.ORCID http://orcid.org/0000-0002-1504-3690
Philip LösslBiomolecular Mass Spectrometry & Proteomics and Netherlands Proteomics Center, Bijvoet Center for Biomolecular Research and Utrecht Institute for Pharmaceutical Sciences, Faculty of Science, Utrecht University, 3584 CH, Utrecht, The Netherlands.ORCID http://orcid.org/0000-0001-5062-7723
Dimphna H MeijerCrystal and Structural Chemistry, Bijvoet Center for Biomolecular Research, Faculty of Science, Utrecht University, 3584 CH, Utrecht, The Netherlands.
Martha BrennichEuropean Molecular Biology Laboratory, Grenoble Outstation, Grenoble, 38000, France.ORCID http://orcid.org/0000-0003-0415-8334
Albert J R HeckBiomolecular Mass Spectrometry & Proteomics and Netherlands Proteomics Center, Bijvoet Center for Biomolecular Research and Utrecht Institute for Pharmaceutical Sciences, Faculty of Science, Utrecht University, 3584 CH, Utrecht, The Netherlands.ORCID http://orcid.org/0000-0002-2405-4404
Dominique M E Thies-WeesieVan't Hoff Laboratory for Physical and Colloid Chemistry, Debye Institute for Nanomaterials Science, Faculty of Science, Utrecht University, 3584 CH, Utrecht, The Netherlands.
Bert J C JanssenCrystal and Structural Chemistry, Bijvoet Center for Biomolecular Research, Faculty of Science, Utrecht University, 3584 CH, Utrecht, The Netherlands. b.j.c.janssen@uu.nl.ORCID http://orcid.org/0000-0002-8101-8370
Utrecht University · NLEuropean Molecular Biology Laboratory · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Low pH-induced ligand release and receptor recycling are important steps for endocytosis. The transmembrane protein sortilin, a β-propeller containing endocytosis receptor, internalizes a diverse set of ligands with roles in cell differentiation and homeostasis. The molecular mechanisms of pH-mediated ligand release and sortilin recycling are unresolved. Here we present crystal structures that show the sortilin luminal segment (s-sortilin) undergoes a conformational change and dimerizes at low pH. The conformational change, within all three sortilin luminal domains, provides an altered surface and the dimers sterically shield a large interface while bringing the two s-sortilin C-termini into close proximity. Biophysical and cell-based assays show that members of two different ligand families, (pro)neurotrophins and neurotensin, preferentially bind the sortilin monomer. This indicates that sortilin dimerization and conformational change discharges ligands and triggers recycling. More generally, this work may reveal a double mechanism for low pH-induced ligand release by endocytosis receptors.

Indexed as

Adaptor Proteins, Vesicular TransportAmino Acid SubstitutionAnimalsBinding SitesCrystallography, X-RayEndocytosisHEK293 CellsHumansHydrogen-Ion ConcentrationLigandsMiceModels, MolecularMutagenesis, Site-DirectedProtein ConformationProtein Interaction Domains and MotifsProtein MultimerizationAdaptor Proteins, Vesicular TransportLigandsRecombinant ProteinsSortilin

Identifiers

PMID29167428
PMCPMC5700061
OpenAlexW2769843013

What OpenQuestion holds

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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.