Evidence map›Paper›PMID 31341602›Full record

ArticleChemical science2019

Residue-specific identification of phase separation hot spots of Alzheimer's-related protein tau.

Susmitha Ambadipudi, Jithender G Reddy, Jacek Biernat, Eckhard Mandelkow, Markus Zweckstetter

Open access · diamondAbstract read
In one paragraph

Article in Chemical science, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed
4.9field-weighted citation impact, top 4% 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

41 citing papers in PubMed, 88 citations in OpenAlex.

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  6. Exploring Intrinsic Disorder in Human Synucleins and Associated Proteins.International journal of molecular sciences · 2024
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  15. A call to order: Examining structured domains in biomolecular condensates.Journal of magnetic resonance (San Diego, Calif. : 1997) · 2023
    Article
  16. Review
  17. Review
  18. Review
  19. Chemical reviews · 2022
    Review
  20. Article
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 3 institutions in 3 countries.

Susmitha AmbadipudiDeutsches Zentrum für Neurodegenerative Erkrankungen (DZNE) , Von-Siebold-Str. 3a , 37075 Göttingen , Germany . Email: mazw@nmr.mpibpc.mpg.de.
Jithender G ReddyMax-Planck-Institut für Biophysikalische Chemie , Am Fassberg 11 , 37077 Göttingen , Germany.
Jacek BiernatDeutsches Zentrum für Neurodegenerative Erkrankungen (DZNE) , Ludwig-Erhard-Allee 2 , 53175 Bonn , Germany.
Eckhard MandelkowDeutsches Zentrum für Neurodegenerative Erkrankungen (DZNE) , Ludwig-Erhard-Allee 2 , 53175 Bonn , Germany.
Markus ZweckstetterDeutsches Zentrum für Neurodegenerative Erkrankungen (DZNE) , Von-Siebold-Str. 3a , 37075 Göttingen , Germany . Email: mazw@nmr.mpibpc.mpg.de.ORCID 0000-0002-2536-6581
German Center for Neurodegenerative Diseases · DEUniversity of Bonn · DEMax Planck Institute for Biophysical Chemistry · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Liquid-liquid phase separation (LLPS) of proteins enables the formation of non-membrane-bound organelles in cells and is associated with cancer and neurodegeneration. Little is known however about the structure and dynamics of proteins in LLPS conditions, because of the polymorphic nature of liquid-like protein droplets. Using carbon-detected NMR experiments we here show that the conversion of the aggregation-prone repeat region of the Alzheimer's-related protein tau from the dispersed monomeric state to phase-separated liquid-like droplets involves tau's aggregation-prone hexapeptides and regulatory KXGS motifs. Droplet dissolution in presence of 1,6-hexanediol revealed that chemical shift perturbations in the hexapeptide motifs are temperature driven, while those in KXGS motifs report on phase separation. Residue-specific secondary structure analysis further indicated that tau's repeat region exists in extended conformation in the dispersed state and attains transient β-hairpin propensity upon LLPS. Taken together our work shows that NMR spectroscopy can provide high-resolution insights into LLPS-induced changes in intrinsically disordered proteins.

Identifiers

PMID31341602
PMCPMC6610569
OpenAlexW2946724232

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.