Evidence map›Paper›PMID 38992139›Full record

ArticleNature cell biology2024

RNA scaffolds the Golgi ribbon by forming condensates with GM130.

Yijun Zhang, Joachim Seemann

Abstract read
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Article in Nature cell biology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing 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

22 citing papers in PubMed.

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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

2 authors.

Yijun ZhangDepartment of Cell Biology, University of Texas Southwestern Medical Center, Dallas, TX, USA.ORCID http://orcid.org/0000-0003-3151-8518
Joachim SeemannDepartment of Cell Biology, University of Texas Southwestern Medical Center, Dallas, TX, USA. joachim.seemann@utsouthwestern.edu.ORCID http://orcid.org/0000-0001-5700-7981

Funding

CELL CYCLE REGULATION OF GOLGI MEMBRANE DYNAMICSR01GM096070 · NIGMS · UT SOUTHWESTERN MEDICAL CENTER · PI SEEMANN, JOACHIM · 2011 to 2019
$3.0M
NIGMS NIH HHS R01 GM096070U.S. Department of Health & Human Services | NIH | National Institute of General Medical Sciences (NIGMS) GM096070Welch Foundation I-1910
6 · The paper itself

Abstract

The mammalian Golgi is composed of stacks that are laterally connected into a continuous ribbon-like structure. The integrity and function of the ribbon is disrupted under stress conditions, but the molecular mechanisms remain unclear. Here we show that the ribbon is maintained by biomolecular condensates of RNA and the Golgi matrix protein GM130 (GOLGA2). We identify GM130 as a membrane-bound RNA-binding protein, which directly recruits RNA and associated RNA-binding proteins to the Golgi membrane. Acute degradation of RNA or GM130 in cells disrupts the ribbon. Under stress conditions, RNA dissociates from GM130 and the ribbon is disjointed, but after the cells recover from stress the ribbon is restored. When overexpressed in cells, GM130 forms RNA-dependent liquid-like condensates. GM130 contains an intrinsically disordered domain at its amino terminus, which binds RNA to induce liquid-liquid phase separation. These co-condensates are sufficient to link purified Golgi membranes, reconstructing lateral linking of stacks into a ribbon-like structure. Together, these studies show that RNA acts as a structural biopolymer that together with GM130 maintains the integrity of the Golgi ribbon.

Indexed as

AutoantigensGolgi ApparatusMembrane ProteinsRNAAnimalsBiomolecular CondensatesHEK293 CellsHeLa CellsHumansIntracellular MembranesProtein BindingRNA-Binding ProteinsAutoantigensGolgin subfamily A member 2Membrane ProteinsRNARNA-Binding Proteins

Identifiers

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.