PreprintCited by 302Cancer-related Molecular PathwaysTelomeres, Telomerase, and SenescenceGenomics and Chromatin Dynamics

DYRK1A protein kinase promotes quiescence and senescence through DREAM complex assembly

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Litovchick, Larisa, Florens, Laurence A., Swanson, Selene K., Washburn, Michael P., DeCaprio, James A.·2011·Genes & Development

Abstract

In the absence of growth signals, cells exit the cell cycle and enter into G0 or quiescence. Alternatively, cells enter senescence in response to inappropriate growth signals such as oncogene expression. The molecular mechanisms required for cell cycle exit into quiescence or senescence are poorly understood. The DREAM (DP, RB [retinoblastoma], E2F, and MuvB) complex represses cell cycle-dependent genes during quiescence. DREAM contains p130, E2F4, DP1, and a stable core complex of five MuvB-like proteins: LIN9, LIN37, LIN52, LIN54, and RBBP4. In mammalian cells, the MuvB core dissociates from p130 upon entry into the cell cycle and binds to BMYB during S phase to activate the transcription of genes expressed late in the cell cycle. We used mass spectroscopic analysis to identify phosphorylation sites that regulate the switch of the MuvB core from BMYB to DREAM. Here we report that DYRK1A can specifically phosphorylate LIN52 on serine residue 28, and that this phosphorylation is required for DREAM assembly. Inhibiting DYRK1A activity or point mutation of LIN52 disrupts DREAM assembly and reduces the ability of cells to enter quiescence or undergo Ras-induced senescence. These data reveal an important role for DYRK1A in the regulation of DREAM activity and entry into quiescence.

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Crossref · 10.1101/gad.2034211

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  • Dephosphorylated forms of p130 or p107 in the DREAM complex play an essential role in the induction of senescence, as well as quiescence.

    “Additionally, the dephosphorylated forms of p130 or p107 in the DREAM complex (DP, RB, E2F and MuvB) play an essential role in the induction of senescence, as well as quiescence [8,9].”

    From The role of cellular senescence and SASP in tumour microenvironment (2023) · cites this paper as [8]

    The Abstract reports that disrupting DREAM assembly reduces cells’ ability to enter quiescence or undergo Ras-induced senescence. But the paper identifies phosphorylation of LIN52—not dephosphorylation of p130 or p107—as the modification required for DREAM assembly (Discussion; page unavailable). It therefore supports the role of DREAM in these processes, but not the claim about dephosphorylated p130 or p107. (LLM, conf=0.87)

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Authors
Litovchick, L., Florens, L. A., Swanson, S. K., Washburn, M. P., & DeCaprio, J. A.
Affiliations
  • Brigham and Women's Hospital (US)
  • Stowers Institute for Medical Research (US)
Venue
Genes & Development
Published
2011-04-15
Volume
25
Issue
8
Pages
801-813
ISSN
  • 0890-9369 (ISSN-L)
  • 1549-5477
OpenAlex
W2152349800
Cited by
302
References
62
Citations by year
2026: 26 · 2025: 19 · 2024: 30 · 2023: 34 · 2022: 23 · 2021: 26 · 2020: 11 · 2019: 14 · 2018: 15 · 2017: 16 · 2016: 19 · 2015: 12 · 2014: 16 · 2013: 18 · 2012: 14
Type
posted content
Language
en
Open access
Locations
  • Genes & Development (publishedVersion)
  • Europe PMC (PubMed Central) (publishedVersion)
  • PubMed Central (publishedVersion)
  • PubMed (publishedVersion)
Funders
  • U.S. Department of Defense (W81XWH)
  • National Cancer Institute (R01CA093804, P01CA050661, R01CA063113)
Topics
  • Health Sciences › Medicine › Oncology › Cancer-related Molecular Pathways
  • Health Sciences › Medicine › Physiology › Telomeres, Telomerase, and Senescence
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Genomics and Chromatin Dynamics
Keywords
DYRK1A, DREAM complex, cell cycle quiescence, cellular senescence, p130, E2F4, retinoblastoma protein, Ras-induced senescence, kinase regulation, G0 quiescence
MeSH terms
Dyrk Kinases, Animals, Cell Cycle, Cell Line, Cells, Cultured, Humans, Nuclear Proteins, Phosphorylation, Protein-Tyrosine Kinases, Trans-Activators, Cellular Senescence, Protein Serine-Threonine Kinases, Tumor Suppressor Proteins, NIH 3T3 Cells, Cell Line, Tumor, Cell Proliferation, Transcription Factor DP1, E2F4 Transcription Factor, Retinoblastoma-Like Protein p130, Mice, Retinoblastoma-Binding Protein 4

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