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Structural and functional analysis of high efficient DNA ligation complex

Research Project

Project/Area Number 21780102
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Applied biochemistry
Research InstitutionJapan Atomic Energy Agency

Principal Investigator

YAMADA Mitsugu  Japan Atomic Energy Agency, 量子ビーム応用研究部門, 博士研究員 (80510924)

Project Period (FY) 2009 – 2010
Project Status Completed (Fiscal Year 2010)
Budget Amount *help
¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2010: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2009: ¥3,120,000 (Direct Cost: ¥2,400,000、Indirect Cost: ¥720,000)
Keywords生体分子 / タンパク質 / 生物物理 / 酵素反応 / バイオテクノロジー / 構造生物
Research Abstract

Two DNA ligase (DR2069, DRB0100) are identified in a genome of Deinococcus radiodurans.
As a result of analysis, DR2069 was able to confirm DNA ligase activity, but DRB0100 was not able to confirm the DNA ligase activity.
On the other hand, we carried out a crystallographic analysis of the DdrA protein which protected DNA from digestive enzymes before ligation with the DNA ligase and succeeded in crystallization and a diffraction data collection.
Diffraction data were collected to 2.10 Å resolution and structural analysis are carrying out now.

Report

(3 results)
  • 2010 Annual Research Report   Final Research Report ( PDF )
  • 2009 Annual Research Report
  • Research Products

    (5 results)

All 2010 2009 Other

All Journal Article (2 results) (of which Peer Reviewed: 2 results) Presentation (2 results) Remarks (1 results)

  • [Journal Article] Purification, crystallization and preliminary X-ray diffraction studies of DNA damage response A protein from Deinococcus radiodurans2010

    • Author(s)
      Yamada M., Satoh K., Narumi I.
    • Journal Title

      R1Acta Crystallogr Sect F Struct Biol Cryst Commun. 66

      Pages: 1614-1616

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Purification, crystallization and preliminary X-ray diffraction studies of DNA damage response A protein from Deinococcus radiodurans R12010

    • Author(s)
      Yamada M., Satoh K., Narumi I.
    • Journal Title

      Acta Crystallogr Sect F Struct Biol Cryst Commun.

      Volume: 66 Pages: 1614-1616

    • Related Report
      2010 Annual Research Report
    • Peer Reviewed
  • [Presentation] 放射線抵抗性細菌由来DNA修復促進タンパク質PprAの構造機能解析2009

    • Author(s)
      山田, 貢
    • Organizer
      第82回日本生化学会大会
    • Place of Presentation
      神戸ポートアイランド
    • Year and Date
      2009-10-23
    • Related Report
      2009 Annual Research Report
  • [Presentation] Structural and functional analysis of PprA from Deinococcus radiodurans2009

    • Author(s)
      山田貢、安達基泰、佐藤勝也、玉田太郎、由良敬、黒木良太、鳴海一成
    • Organizer
      第82回日本生化学会大会
    • Place of Presentation
      神戸
    • Related Report
      2010 Final Research Report
  • [Remarks] ホームページ等

    • Related Report
      2010 Final Research Report

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Published: 2009-04-01   Modified: 2016-04-21  

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