Evidence map›Paper›PMID 34221333›Full record

ArticleChemical science2021

Coacervate formation studied by explicit solvent coarse-grain molecular dynamics with the Martini model.

Maria Tsanai, Pim W J M Frederix, Carsten F E Schroer, Paulo C T Souza, Siewert J Marrink

Abstract read
In one paragraph

Article in Chemical science, 2021. 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
–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

41 citing papers in PubMed.

  1. Article
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  8. Bridging Scales: Coarse-Grained Protein Models in Computational Biology.Advances in experimental medicine and biology · 2026
    Review
  9. Article
  10. Article
  11. Article
  12. Article
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  14. All-atom simulations of biomolecular condensates.Current opinion in structural biology · 2025
    Review
  15. Article
  16. Article
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  19. Article
  20. Toward understanding lipid reorganization in RNA lipid nanoparticles in acidic environments.Proceedings of the National Academy of Sciences of the United States of America · 2024
    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.

Maria TsanaiGroningen Biomolecular Sciences and Biotechnology Institute and Zernike Institute for Advanced Materials, University of Groningen 9747AG Groningen The Netherlands s.j.marrink@rug.nl.ORCID https://orcid.org/0000-0001-5137-4174
Pim W J M FrederixGroningen Biomolecular Sciences and Biotechnology Institute and Zernike Institute for Advanced Materials, University of Groningen 9747AG Groningen The Netherlands s.j.marrink@rug.nl.ORCID https://orcid.org/0000-0002-6892-5611
Carsten F E SchroerGroningen Biomolecular Sciences and Biotechnology Institute and Zernike Institute for Advanced Materials, University of Groningen 9747AG Groningen The Netherlands s.j.marrink@rug.nl.
Paulo C T SouzaGroningen Biomolecular Sciences and Biotechnology Institute and Zernike Institute for Advanced Materials, University of Groningen 9747AG Groningen The Netherlands s.j.marrink@rug.nl.ORCID https://orcid.org/0000-0003-0660-1301
Siewert J MarrinkGroningen Biomolecular Sciences and Biotechnology Institute and Zernike Institute for Advanced Materials, University of Groningen 9747AG Groningen The Netherlands s.j.marrink@rug.nl.ORCID https://orcid.org/0000-0001-8423-5277

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Complex coacervates are liquid-liquid phase separated systems, typically containing oppositely charged polyelectrolytes. They are widely studied for their functional properties as well as their potential involvement in cellular compartmentalization as biomolecular condensates. Diffusion and partitioning of solutes into a coacervate phase are important to address because their highly dynamic nature is one of their most important functional characteristics in real-world systems, but are difficult to study experimentally or even theoretically without an explicit representation of every molecule in the system. Here, we present an explicit-solvent, molecular dynamics coarse-grain model of complex coacervates, based on the Martini 3.0 force field. We demonstrate the accuracy of the model by reproducing the salt dependent coacervation of poly-lysine and poly-glutamate systems, and show the potential of the model by simulating the partitioning of ions and small nucleotides between the condensate and surrounding solvent phase. Our model paves the way for simulating coacervates and biomolecular condensates in a wide range of conditions, with near-atomic resolution.

Identifiers

PMID34221333
PMCPMC8221187

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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.