Evidence map›Paper›PMID 38857398›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2024

Cep57 regulates human centrosomes through multivalent interactions.

Hung-Wei Yeh, Po-Pang Chen, Tzu-Chen Yeh, Shiou-Lan Lin, Yue-Ting Chen, Wan-Ping Lin, Ting Chen, Jia Meng Pang, Kai-Ti Lin, Lily Hui-Ching Wang and 5 more

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

  1. 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

15 authors.

Hung-Wei YehInstitute of Bioinformatics and Structural Biology, National Tsing Hua University, Hsinchu 30013, Taiwan.ORCID 0009-0008-0202-685X
Po-Pang ChenInstitute of Bioinformatics and Structural Biology, National Tsing Hua University, Hsinchu 30013, Taiwan.ORCID 0009-0001-8533-301X
Tzu-Chen YehInstitute of Bioinformatics and Structural Biology, National Tsing Hua University, Hsinchu 30013, Taiwan.
Shiou-Lan LinInstitute of Bioinformatics and Structural Biology, National Tsing Hua University, Hsinchu 30013, Taiwan.
Yue-Ting ChenInstitute of Bioinformatics and Structural Biology, National Tsing Hua University, Hsinchu 30013, Taiwan.
Wan-Ping LinInstitute of Bioinformatics and Structural Biology, National Tsing Hua University, Hsinchu 30013, Taiwan.
Ting ChenInstitute of Bioinformatics and Structural Biology, National Tsing Hua University, Hsinchu 30013, Taiwan.ORCID 0000-0002-2645-1788
Jia Meng PangInstitute of Biotechnology, National Tsing Hua University, Hsinchu 30013, Taiwan.
Kai-Ti LinInstitute of Biotechnology, National Tsing Hua University, Hsinchu 30013, Taiwan.ORCID 0000-0001-8656-5755
Lily Hui-Ching WangInstitute of Molecular and Cellular Biology, National Tsing Hua University, Hsinchu 30013, Taiwan.ORCID 0000-0003-0659-0139
Yu-Chun LinInstitute of Molecular Medicine, National Tsing Hua University, Hsinchu 30013, Taiwan.ORCID 0000-0002-9629-7560
Orion ShihNational Synchrotron Radiation Research Center, Hsinchu 30076, Taiwan.ORCID 0000-0002-0610-6856
U-Ser JengNational Synchrotron Radiation Research Center, Hsinchu 30076, Taiwan.ORCID 0000-0002-2247-5061
Kuo-Chiang HsiaInstitute of Molecular Biology, Academia Sinica, Taipei 11529, Taiwan.ORCID 0000-0002-4409-6732
Hui-Chun ChengInstitute of Bioinformatics and Structural Biology, National Tsing Hua University, Hsinchu 30013, Taiwan.ORCID 0000-0003-3591-8906

Funding

National Science and Technology Council (NSTC) 112-2311-B-007-005-
6 · The paper itself

Abstract

Human Cep57 is a coiled-coil scaffold at the pericentriolar matrix (PCM), controlling centriole duplication and centrosome maturation for faithful cell division. Genetic truncation mutations of Cep57 are associated with the mosaic-variegated aneuploidy (MVA) syndrome. During interphase, Cep57 forms a complex with Cep63 and Cep152, serving as regulators for centrosome maturation. However, the molecular interplay of Cep57 with these essential scaffolding proteins remains unclear. Here, we demonstrate that Cep57 undergoes liquid-liquid phase separation (LLPS) driven by three critical domains (NTD, CTD, and polybasic LMN). In vitro Cep57 condensates catalyze microtubule nucleation via the LMN motif-mediated tubulin concentration. In cells, the LMN motif is required for centrosomal microtubule aster formation. Moreover, Cep63 restricts Cep57 assembly, expansion, and microtubule polymerization activity. Overexpression of competitive constructs for multivalent interactions, including an MVA mutation, leads to excessive centrosome duplication. In Cep57-depleted cells, self-assembly mutants failed to rescue centriole disengagement and PCM disorganization. Thus, Cep57's multivalent interactions are pivotal for maintaining the accurate structural and functional integrity of human centrosomes.

Indexed as

CentrosomeMicrotubule-Associated ProteinsMicrotubulesCell Cycle ProteinsCentriolesHumansMutationNuclear ProteinsProtein BindingTubulinCell Cycle ProteinsCEP152 protein, humanCEP57 protein, humanCEP63 protein, humanMicrotubule-Associated ProteinsNuclear ProteinsTubulincentrosomeCep57Cep63liquid–liquid phase separationmicrotubule nucleation

Identifiers

PMID38857398
PMCPMC11194501

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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.