Evidence map›Paper›PMID 42051291›Full record

ArticlebioRxiv : the preprint server for biology2026

FUS and TAF15 safeguard the critical functions of the ribonucleoprotein network formed by EWSR1 and newly synthesized RNA.

Soumya Sundara Rajan, Imran Khan, Tamara L Jones, Tayvia Brownmiller, Vernon J Ebegboni, Langston Lim, Andy Tran, Michael J Kruhlak, Natasha J Caplen

Abstract readPreprint
In one paragraph

Article in bioRxiv : the preprint server for biology, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing 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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

9 authors.

Soumya Sundara RajanFunctional Genetics Section, Genetics Branch, CCR, NCI, NIH, Bethesda, MD.
Imran KhanFunctional Genetics Section, Genetics Branch, CCR, NCI, NIH, Bethesda, MD.
Tamara L JonesFunctional Genetics Section, Genetics Branch, CCR, NCI, NIH, Bethesda, MD.
Tayvia BrownmillerFunctional Genetics Section, Genetics Branch, CCR, NCI, NIH, Bethesda, MD.
Vernon J EbegboniFunctional Genetics Section, Genetics Branch, CCR, NCI, NIH, Bethesda, MD.
Langston LimCCR Confocal Microscopy Core Facility, Laboratory of Cancer Biology and Genetics, CCR, NCI, NIH, Bethesda, MD.
Andy TranCCR Confocal Microscopy Core Facility, Laboratory of Cancer Biology and Genetics, CCR, NCI, NIH, Bethesda, MD.
Michael J KruhlakCCR Confocal Microscopy Core Facility, Laboratory of Cancer Biology and Genetics, CCR, NCI, NIH, Bethesda, MD.
Natasha J CaplenFunctional Genetics Section, Genetics Branch, CCR, NCI, NIH, Bethesda, MD.ORCID 0000-0002-0001-9460

Funding

CCR Microscopy CoreZICBC010858 · NCI · DIVISION OF BASIC SCIENCES - NCI · PI KRUHLAK, MICHAEL · 2009 to 2025
$14.8M
Intramural NIH HHS ZIC BC010858NCI NIH HHS HHSN261201500003CNCI NIH HHS HHSN261201500003I
6 · The paper itself

Abstract

The FET family of RNA-binding proteins, FUS, EWSR1, and TAF15, contribute to transcriptional regulation and RNA maturation, but their core functions remain unclear. Chromosomal rearrangements involving FUS, EWSR1, or TAF15 drive multiple cancers, and mutations in the genes encoding the FET proteins are associated with neurodegenerative disease. Here, using nanoscale imaging, we show that endogenous EWSR1 and newly synthesized RNA exhibit a network-like organization with EWSR1 foci forming the nodes of this ribonucleoprotein network. Acute depletion of EWSR1 causes a rapid but transient reduction in nascent RNA levels and cellular metabolic activity without affecting active transcription. Notably, loss of EWSR1 induces a compensatory mechanism involving the reorganization of FUS and TAF15 to closely resemble that of EWSR1, including enhanced clustering with newly synthesized RNA. Together, our findings reveal functional redundancy within the FET protein family that is critical for the homeostatic regulation of nascent RNA levels.

Identifiers

PMID42051291
PMCPMC13119339

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Registered trials

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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.