Evidence map›Paper›PMID 38123541›Full record

ArticleNature communications2023

Force transmission by retrograde actin flow-induced dynamic molecular stretching of Talin.

Sawako Yamashiro, David M Rutkowski, Kelli Ann Lynch, Ying Liu, Dimitrios Vavylonis, Naoki Watanabe

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
4.0field-weighted citation impact, top 6% 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

8 citing papers in PubMed, 19 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors at 2 institutions in 2 countries.

Sawako YamashiroLaboratory of Single-Molecule Cell Biology, Kyoto University Graduate School of Biostudies, Kyoto, Japan. yamashiro.sawako.5c@kyoto-u.ac.jp.ORCID 0000-0002-5980-0470
David M RutkowskiDepartment of Physics, Lehigh University, Bethlehem, PA, USA.ORCID 0000-0003-0430-9163
Kelli Ann LynchDepartment of Physics, Lehigh University, Bethlehem, PA, USA.
Ying LiuLaboratory of Single-Molecule Cell Biology, Kyoto University Graduate School of Biostudies, Kyoto, Japan.
Dimitrios VavylonisDepartment of Physics, Lehigh University, Bethlehem, PA, USA.ORCID 0000-0003-1802-3262
Naoki WatanabeLaboratory of Single-Molecule Cell Biology, Kyoto University Graduate School of Biostudies, Kyoto, Japan.ORCID 0000-0001-8492-200X
Kyoto University · JPLehigh University · US

Funding

Modeling mechanisms in cytokinesis, cell polarization and motilityR35GM136372 · NIGMS · LEHIGH UNIVERSITY · PI Dimitrios Vavylonis · 2020 to 2026
$3.2M
NIGMS NIH HHS R35 GM136372
6 · The paper itself

Abstract

Force transmission at integrin-based adhesions is important for cell migration and mechanosensing. Talin is an essential focal adhesion (FA) protein that links F-actin to integrins. F-actin constantly moves on FAs, yet how Talin simultaneously maintains the connection to F-actin and transmits forces to integrins remains unclear. Here we show a critical role of dynamic Talin unfolding in force transmission. Using single-molecule speckle microscopy, we found that the majority of Talin are bound only to either F-actin or the substrate, whereas 4.1% of Talin is linked to both structures via elastic transient clutch. By reconstituting Talin knockdown cells with Talin chimeric mutants, in which the Talin rod subdomains are replaced with the stretchable β-spectrin repeats, we show that the stretchable property is critical for force transmission. Simulations suggest that unfolding of the Talin rod subdomains increases in the linkage duration and work at FAs. This study elucidates a force transmission mechanism, in which stochastic molecular stretching bridges two cellular structures moving at different speeds.

Indexed as

ActinsTalinActin CytoskeletonFocal AdhesionsIntegrinsActinsIntegrinsTalin

Identifiers

PMID38123541
PMCPMC10733299
OpenAlexW4390002566

What OpenQuestion holds

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LicenceCC BY
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.