Improvement of the AID technology through chemical biology approaches
Project/Area Number |
18H02170
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Research Category |
Grant-in-Aid for Scientific Research (B)
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Allocation Type | Single-year Grants |
Section | 一般 |
Review Section |
Basic Section 38060:Applied molecular and cellular biology-related
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Research Institution | National Institute of Genetics |
Principal Investigator |
KANEMAKI MASATO 国立遺伝学研究所, 遺伝メカニズム研究系, 教授 (20444507)
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Co-Investigator(Kenkyū-buntansha) |
林 謙一郎 岡山理科大学, 理学部, 教授 (30289136)
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Project Period (FY) |
2018-04-01 – 2021-03-31
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Project Status |
Completed (Fiscal Year 2021)
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Budget Amount *help |
¥17,550,000 (Direct Cost: ¥13,500,000、Indirect Cost: ¥4,050,000)
Fiscal Year 2020: ¥5,070,000 (Direct Cost: ¥3,900,000、Indirect Cost: ¥1,170,000)
Fiscal Year 2019: ¥5,070,000 (Direct Cost: ¥3,900,000、Indirect Cost: ¥1,170,000)
Fiscal Year 2018: ¥7,410,000 (Direct Cost: ¥5,700,000、Indirect Cost: ¥1,710,000)
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Keywords | 発現制御 / デグロン / タンパク質分解 / オーキシン / 細胞工学 / ケミカルバイオロジー / 阻害剤 |
Outline of Final Research Achievements |
The auxin-inducible degron (AID) method allows the degradation of degron-fused proteins in cells by expressing the plant-derived ubiquitin ligase subunit TIR1 by the addition of auxin. The problem with the AID method is that degron-fused proteins are weakly degraded even without auxin.
To overcome this problem, we improved AID. By using a mutant TIR1 and a new ligand, we succeeded in developing AID2, which overcomes the problem. Furthermore, we showed that AID2 can be applied not only to cells but also to living mice. We have published the results of this research in a paper.
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Academic Significance and Societal Importance of the Research Achievements |
AID2を確立できたことにより、タンパク質分解による発現制御を細胞から個体まで応用できることを示した。タンパク質分解に基づく発現制御は、ごく短時間に標的タンパク質の発現を抑制できるために、標的タンパク質除去直後に起きる影響を観察できる。また、この分解は可逆的であるため、再発現も可能である。本技術は細胞から個体を用いた基礎研究の貢献できるのみならず、創薬における実証実験や疾患モデル動物作成に役立つことが期待される。
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Report
(4 results)
Research Products
(43 results)
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[Journal Article] Replication timing maintains the global epigenetic state in human cells2021
Author(s)
Klein Kyle N.、Zhao Peiyao A.、Lyu Xiaowen、Sasaki Takayo、Bartlett Daniel A.、Singh Amar M.、Tasan Ipek、Zhang Meng、Watts Lotte P.、Hiraga Shin-ichiro、Natsume Toyoaki、Zhou Xuemeng、Baslan Timour、Leung Danny、Kanemaki Masato T.、Donaldson Anne D.、Zhao Huimin、Dalton Stephen、Corces Victor G.、Gilbert David M.
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Journal Title
Science
Volume: 372
Issue: 6540
Pages: 371-378
DOI
Related Report
Peer Reviewed / Int'l Joint Research
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[Journal Article] Control of homologous recombination by the HROB-MCM8-MCM9 pathway2019
Author(s)
Hustedt Nicole、Saito Yuichiro、Zimmermann Michal、Alvarez-Quilon Alejandro、Setiaputra Dheva、Adam Salom?、McEwan Andrea、Yuan Jing Yi、Olivieri Michele、Zhao Yichao、Kanemaki Masato T.、Jurisicova Andrea、Durocher Daniel
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Journal Title
Genes & Development
Volume: 33
Issue: 19-20
Pages: 1397-1415
DOI
Related Report
Peer Reviewed / Open Access / Int'l Joint Research
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[Journal Article] Replication stress induces accumulation of FANCD2 at central region of large fragile genes.2018
Author(s)
Okamoto Y, Iwasaki WM, Kugou K, Takahashi KK, Oda A, Sato K, Kobayashi W, Kawai H, Sakasai R, Takaori-Kondo A, Yamamoto T, Kanemaki MT, Taoka M, Isobe T, Kurumizaka H, Innan H, Ohta K, Ishiai M, Takata M.
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Journal Title
Nucleic Acids Res.
Volume: 46(6)
Issue: 6
Pages: 2932-2944
DOI
NAID
Related Report
Peer Reviewed / Open Access
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[Journal Article] Endosomal Rab cycles regulate Parkin-mediated mitophagy.2018
Author(s)
Yamano K, Wang C, Sarraf SA, Münch C, Kikuchi R, Noda NN, Hizukuri Y, Kanemaki MT, Harper W, Tanaka K, Matsuda N, Youle RJ.
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Journal Title
DOI
NAID
Related Report
Peer Reviewed / Open Access / Int'l Joint Research
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