Evidence map›Paper›PMID 31936201›Full record

ArticleCells2020

pH-Dependent Aggregation in Intrinsically Disordered Proteins Is Determined by Charge and Lipophilicity.

Jaime Santos, Valentín Iglesias, Juan Santos-Suárez, Marco Mangiagalli, Stefania Brocca, Irantzu Pallarès, Salvador Ventura

Abstract read
In one paragraph

Article in Cells, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
–field-weighted citation impact
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

32 citing papers in PubMed.

  1. Article
  2. Digital seed amplification assay for TDP-43 aggregate quantification in CSF.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2026
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  4. Review
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  6. Digital seed amplification assay for TDP-43 aggregate quantification in CSF.medRxiv : the preprint server for health sciences · 2025
    Article
  7. 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.

Jaime SantosInstitut de Biotecnologia i Biomedicina and Departament de Bioquímica i Biologia Molecular, Universitat Autònoma de Barcelona, 08193 Barcelona, Spain.ORCID 0000-0001-9045-7765
Valentín IglesiasInstitut de Biotecnologia i Biomedicina and Departament de Bioquímica i Biologia Molecular, Universitat Autònoma de Barcelona, 08193 Barcelona, Spain.ORCID 0000-0002-6133-0869
Juan Santos-SuárezGalicia Supercomputing Center (CESGA), 15705 Santiago de Compostela, A Coruña, Spain.ORCID 0000-0001-9360-2411
Marco MangiagalliDepartment of Biotechnology and Biosciences, University of Milano-Bicocca, 20126 Milano, Italy.ORCID 0000-0001-8211-165X
Stefania BroccaDepartment of Biotechnology and Biosciences, University of Milano-Bicocca, 20126 Milano, Italy.
Irantzu PallarèsInstitut de Biotecnologia i Biomedicina and Departament de Bioquímica i Biologia Molecular, Universitat Autònoma de Barcelona, 08193 Barcelona, Spain.
Salvador VenturaInstitut de Biotecnologia i Biomedicina and Departament de Bioquímica i Biologia Molecular, Universitat Autònoma de Barcelona, 08193 Barcelona, Spain.ORCID 0000-0002-9652-6351

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Protein aggregation is associated with an increasing number of human disorders and premature aging. Moreover, it is a central concern in the manufacturing of recombinant proteins for biotechnological and therapeutic applications. Nevertheless, the unique architecture of protein aggregates is also exploited by nature for functional purposes, from bacteria to humans. The relevance of this process in health and disease has boosted the interest in understanding and controlling aggregation, with the concomitant development of a myriad of algorithms aimed to predict aggregation propensities. However, most of these programs are blind to the protein environment and, in particular, to the influence of the pH. Here, we developed an empirical equation to model the pH-dependent aggregation of intrinsically disordered proteins (IDPs) based on the assumption that both the global protein charge and lipophilicity depend on the solution pH. Upon its parametrization with a model IDP, this simple phenomenological approach showed unprecedented accuracy in predicting the dependence of the aggregation of both pathogenic and functional amyloidogenic IDPs on the pH. The algorithm might be useful for diverse applications, from large-scale analysis of IDPs aggregation properties to the design of novel reversible nanofibrillar materials.

Indexed as

Hydrophobic and Hydrophilic InteractionsProtein AggregatesProtein FoldingHumansHydrogen-Ion ConcentrationIntrinsically Disordered ProteinsIntrinsically Disordered ProteinsProtein Aggregatesamyloidsbioinformaticsintrinsically disordered proteinsprotein aggregationprotein solubility

Identifiers

PMID31936201
PMCPMC7017033

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.