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A novel mechanism of cell growth regulation by the intrinsically disordered protein, NPM1

Research Project

Project/Area Number 26440021
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Structural biochemistry
Research InstitutionUniversity of Tsukuba

Principal Investigator

OKUWAKI Mitsuru  筑波大学, グローバル教育院, 准教授 (50322699)

Research Collaborator Hisaoka Miharu  
Ueshima Shuhei  
Lin Jianhuang  
Abe Mayumi  
Project Period (FY) 2014-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥5,200,000 (Direct Cost: ¥4,000,000、Indirect Cost: ¥1,200,000)
Fiscal Year 2016: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2015: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2014: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Keywords核小体 / 転写 / 遺伝子発現 / リボソーム / 炎症応答 / 遺伝子 / クロマチン / シャペロン
Outline of Final Research Achievements

This study aimed to clarify the function of the intrinsically disordered protein, NPM1. NPM1 is mainly localized to the nucleoli and regulates the ribosome biogenesis, although its detailed function and the mechanism undelaying this function was unclear. In addition, NPM1 has been suggested to play a crucial role in the gene expression program in growing cells. However, it has been currently not known how NPM1 is involved in the regulation of the gene expression. In this study, we clarified the molecular mechanism by which NPM1 maintains the nucleolar structure. Furthermore, we demonstrated that NPM1 regulates the expression of the genes critical for immune response, inflammatory response, and oncogenesis.

Report

(4 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Research-status Report
  • 2014 Research-status Report
  • Research Products

    (20 results)

All 2017 2016 2015 2014 Other

All Int'l Joint Research (2 results) Journal Article (9 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 9 results,  Open Access: 3 results,  Acknowledgement Compliant: 5 results) Presentation (8 results) (of which Int'l Joint Research: 2 results) Remarks (1 results)

  • [Int'l Joint Research] ボルドー大学(フランス)

    • Related Report
      2016 Annual Research Report
  • [Int'l Joint Research] University of California, Irvine(米国)

    • Related Report
      2016 Annual Research Report
  • [Journal Article] Pre-mRNA Processing Factor Prp18 Is a Stimulatory Factor of Influenza Virus RNA Synthesis and Possesses Nucleoprotein Chaperone Activity.2017

    • Author(s)
      Minakuchi M, Sugiyama K, Kato Y, Naito T, Okuwaki M, Kawaguchi A, Nagata K.
    • Journal Title

      Journal of Virology

      Volume: 91 Issue: 3

    • DOI

      10.1128/jvi.01398-16

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Efficient DNA binding of NF-κB requires the chaperone-like function of NPM1.2016

    • Author(s)
      Lin J, Kato M, Nagata K, Okuwaki M.
    • Journal Title

      Nucleic Acids Research

      Volume: gkw1285 Pages: 3707-3723

    • DOI

      10.1093/nar/gkw1285

    • NAID

      120007129193

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Functional characterization and efficient detection of Nucleophosmin/NPM1 oligomers.2016

    • Author(s)
      Lin J, Hisaoka M, Nagata K, Okuwaki M.
    • Journal Title

      Biochem. Biophys. Res. Commun.

      Volume: 480 Issue: 4 Pages: 702-708

    • DOI

      10.1016/j.bbrc.2016.10.125

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Tracking adenovirus genomes identifies morphologically distinct late DNA replication compartments.2016

    • Author(s)
      Komatsu T, Robinson DR, Hisaoka M, Ueshima S, Okuwaki M, Nagata K, Wodrich H.
    • Journal Title

      Traffic

      Volume: 17 Issue: 11 Pages: 1168-1180

    • DOI

      10.1111/tra.12429

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Regulation of Cellular Dynamics and Chromosomal Binding Site Preference of Linker Histones H1.0 and H1.X.2016

    • Author(s)
      Okuwaki M, Abe M, Hisaoka M, Nagata K.
    • Journal Title

      Mol. Cell Biol.

      Volume: 36 Issue: 21 Pages: 2681-2696

    • DOI

      10.1128/mcb.00200-16

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Leukemia-Associated Nup214 Fusion Proteins Disturb the XPO1-Mediated Nuclear-Cytoplasmic Transport Pathway and Thereby the NF-κB Signaling Pathway.2016

    • Author(s)
      Saito S, Cigdem S, Okuwaki M, Nagata K.
    • Journal Title

      Molecular and Cellular Biology

      Volume: 36 Issue: 13 Pages: 1820-1835

    • DOI

      10.1128/mcb.00158-16

    • NAID

      120007135298

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] C-terminal acidic domain of histone chaperone human NAP1 is an efficient binding assistant for histone H2A-H2B, but not H3-H4.2016

    • Author(s)
      Hideaki Ohtomo , Satoko Akashi , Yoshihito Moriwaki , Mitsuru Okuwaki , Akihisa Osakabe , Kyosuke Nagata , Hitoshi Kurumizaka and Yoshifumi Nishimura
    • Journal Title

      Genes to Cells

      Volume: 21 Pages: 252-263

    • NAID

      120007135590

    • Related Report
      2015 Research-status Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] pp32 and APRIL are host cell-derived regulators of influenza virus RNA synthesis from cRNA.2016

    • Author(s)
      Kenji Sugiyama, Atsushi Kawaguchi, Mitsuru Okuwaki, Kyosuke Nagata
    • Journal Title

      ELife

      Volume: e08939 Pages: 1-19

    • NAID

      120007135522

    • Related Report
      2015 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Leukemia-associated Nup214-fusion proteins disturb XPO1-mediated nuclear-cytoplasmic transport pathway andthereby NF-κB signaling pathway2016

    • Author(s)
      Shoko Saito, Sadik Cigdem, Mitsuru Okuwaki, and Kyosuke Nagata
    • Journal Title

      Molecular and Cellular Biology

      Volume: in press

    • Related Report
      2015 Research-status Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Presentation] PM1 enhances inflammatory genes mediated by NF-kB2015

    • Author(s)
      Jianhuang Lin, Mitsuru Okuwaki, Mitsuyasu Kato, Kyosuke Nagata
    • Organizer
      第38回日本分子生物学会、第88回日本生化学会 合同大会
    • Place of Presentation
      神戸国際会議場
    • Year and Date
      2015-12-01
    • Related Report
      2015 Research-status Report
  • [Presentation] Molecular mechanisms of cellular mobility and binding site preference of linker histone variants in the nucleus2015

    • Author(s)
      奥脇暢、阿部真弓、久岡美晴、永田恭介
    • Organizer
      第38回日本分子生物学会、第88回日本生化学会 合同大会
    • Place of Presentation
      神戸国際会議場
    • Year and Date
      2015-12-01
    • Related Report
      2015 Research-status Report
  • [Presentation] HP1BP3とヒストンシャペロンによる遺伝子発現調節2015

    • Author(s)
      久岡美晴、Jianhuang Lin、永田恭介、奥脇暢
    • Organizer
      第38回日本分子生物学会、第88回日本生化学会 合同大会
    • Place of Presentation
      神戸国際会議場
    • Year and Date
      2015-12-01
    • Related Report
      2015 Research-status Report
  • [Presentation] Regulation of Gene Expression by HP1BP3 and Histone Chaperones2015

    • Author(s)
      Miharu Hisaoka, Jianhuang Lin, Kyosuke Nagata, and Mitsuru Okuwaki
    • Organizer
      International Symposium Chromatin Structure, Dynamics, and Functions
    • Place of Presentation
      Awaji Island, Japan
    • Year and Date
      2015-08-23
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research
  • [Presentation] The RNA binding activity of nucleophosmin/B23 contributes to maintain the nucleolar structure and functions2015

    • Author(s)
      Mitsuru Okuwaki
    • Organizer
      EMBO Conference, Ribosome Synthesis
    • Place of Presentation
      Brussels, Belgium
    • Year and Date
      2015-08-19
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research
  • [Presentation] Nucleophosmin/B23による核小体構造制御機構2015

    • Author(s)
      奥脇暢
    • Organizer
      第3回Ribosome Meeting
    • Place of Presentation
      宮崎県宮崎市
    • Year and Date
      2015-03-17 – 2015-03-18
    • Related Report
      2014 Research-status Report
  • [Presentation] リンカーヒストンH1バリアントの機能制御機構の解明2014

    • Author(s)
      阿部真弓、久岡美晴、永田恭介、奥脇暢
    • Organizer
      平成26年度日本生化学会関東支部例会
    • Place of Presentation
      茨城県水戸市茨城大学理学部
    • Year and Date
      2014-06-14
    • Related Report
      2014 Research-status Report
  • [Presentation] ヒストンシャペロンnucleophosmin/NPM1/B23のRNA結合制御機構2014

    • Author(s)
      久岡美晴、永田恭介、奥脇暢
    • Organizer
      平成26年度日本生化学会関東支部例会
    • Place of Presentation
      茨城県水戸市茨城大学理学部
    • Year and Date
      2014-06-14
    • Related Report
      2014 Research-status Report
  • [Remarks]

    • URL

      http://www.md.tsukuba.ac.jp/basic-med/infectionbiology/virology/index.html

    • Related Report
      2016 Annual Research Report

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Published: 2014-04-04   Modified: 2022-02-16  

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