Evidence map›Paper›PMID 36797043›Full record

ArticleLife science alliance2023

AurkA nuclear localization is promoted by TPX2 and counteracted by protein degradation.

Italia Anna Asteriti, Federica Polverino, Venturina Stagni, Valentina Sterbini, Camilla Ascanelli, Francesco Davide Naso, Anna Mastrangelo, Alessandro Rosa, Alessandro Paiardini, Catherine Lindon and 1 more

Open access · goldAbstract read
In one paragraph

Article in Life science alliance, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing 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

12 citing papers in PubMed, 19 citations in OpenAlex.

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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

11 authors at 4 institutions in 2 countries.

Italia Anna AsteritiInstitute of Molecular Biology and Pathology, National Research Council of Italy, c/o Sapienza University of Rome, Rome, Italy giulia.guarguaglini@uniroma1.it lia.asteriti@uniroma1.it.ORCID https://orcid.org/0000-0002-6582-5500
Federica PolverinoInstitute of Molecular Biology and Pathology, National Research Council of Italy, c/o Sapienza University of Rome, Rome, Italy.
Venturina StagniInstitute of Molecular Biology and Pathology, National Research Council of Italy, c/o Sapienza University of Rome, Rome, Italy.
Valentina SterbiniInstitute of Molecular Biology and Pathology, National Research Council of Italy, c/o Sapienza University of Rome, Rome, Italy.
Camilla AscanelliDepartment of Pharmacology, University of Cambridge, Cambridge, UK.ORCID https://orcid.org/0000-0002-6266-2822
Francesco Davide NasoInstitute of Molecular Biology and Pathology, National Research Council of Italy, c/o Sapienza University of Rome, Rome, Italy.
Anna MastrangeloInstitute of Molecular Biology and Pathology, National Research Council of Italy, c/o Sapienza University of Rome, Rome, Italy.
Alessandro RosaCenter for Life Nano- < Neuro-Science, Fondazione Istituto Italiano di Tecnologia, Rome, Italy.ORCID https://orcid.org/0000-0001-9999-7223
Alessandro PaiardiniDepartment of Biochemical Sciences, Sapienza University of Rome, Rome, Italy.ORCID https://orcid.org/0000-0001-9078-7545
Catherine LindonDepartment of Pharmacology, University of Cambridge, Cambridge, UK.ORCID https://orcid.org/0000-0003-3554-2574
Giulia GuarguagliniInstitute of Molecular Biology and Pathology, National Research Council of Italy, c/o Sapienza University of Rome, Rome, Italy giulia.guarguaglini@uniroma1.it lia.asteriti@uniroma1.it.ORCID https://orcid.org/0000-0002-7541-8183
Institute of Molecular Biology and Pathology · ITUniversity of Cambridge · GBItalian Institute of Technology · ITSapienza University of Rome · IT

Funding

Biotechnology and Biological Sciences Research Council BB/R004137/1
6 · The paper itself

Abstract

The AurkA kinase is a well-known mitotic regulator, frequently overexpressed in tumors. The microtubule-binding protein TPX2 controls AurkA activity, localization, and stability in mitosis. Non-mitotic roles of AurkA are emerging, and increased nuclear localization in interphase has been correlated with AurkA oncogenic potential. Still, the mechanisms leading to AurkA nuclear accumulation are poorly explored. Here, we investigated these mechanisms under physiological or overexpression conditions. We observed that AurkA nuclear localization is influenced by the cell cycle phase and nuclear export, but not by its kinase activity. Importantly, AURKA overexpression is not sufficient to determine its accumulation in interphase nuclei, which is instead obtained when AURKA and TPX2 are co-overexpressed or, to a higher extent, when proteasome activity is impaired. Expression analyses show that AURKA, TPX2, and the import regulator CSE1L are co-overexpressed in tumors. Finally, using MCF10A mammospheres we show that TPX2 co-overexpression drives protumorigenic processes downstream of nuclear AurkA. We propose that AURKA/TPX2 co-overexpression in cancer represents a key determinant of AurkA nuclear oncogenic functions.

Indexed as

Aurora Kinase ANeoplasmsCell Cycle ProteinsHumansMicrotubule-Associated ProteinsNuclear ProteinsProteolysisAURKA protein, humanAurora Kinase ACell Cycle ProteinsMicrotubule-Associated ProteinsNuclear ProteinsTPX2 protein, human

Identifiers

PMID36797043
PMCPMC9936162
OpenAlexW4321055739

What Socratic holds

Textmetadata
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 Socratic graph.