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2011 Fiscal Year Final Research Report

Improve the specificity of a PrP^<Sc>-degrading enzyme and application for industry

Research Project

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Project/Area Number 20580106
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Applied biochemistry
Research InstitutionKyushu Sangyo University

Principal Investigator

MITSUIKI Shinji  九州産業大学, 工学部, 教授 (70320140)

Co-Investigator(Kenkyū-buntansha) GOTO Masatoshi  九州大学, 農学研究院, 寄付講座教員 (90274521)
OKA Tatsuzo  鹿児島大学, 農学部, 教授 (50116795)
KANOUCHI Hiroaki  鹿児島大学, 農学部, 准教授 (10351884)
Project Period (FY) 2008 – 2011
Keywords異常プリオン / ケラチナーゼ / プロテアーゼ
Research Abstract

The region concluding Arg 117 and 133 of NAPase had the keratin adsorbability, and was concerned with PrP^<Sc>-degrading activity. The specificity to hard-to-degrading protein of NAPase was improved by random mutagenesis. A specific inhibitor of NAPase adaptable for meet cleaner was discovered from bitter gourd.

  • Research Products

    (10 results)

All 2012 2011 2010 2009 2008

All Journal Article (3 results) (of which Peer Reviewed: 3 results) Presentation (7 results)

  • [Journal Article] Decomposition of insoluble and hard-to-degrade animal proteins by enzyme E77 and its potentialapplications2012

    • Author(s)
      Zhao Hui, Shinji Mitsuiki, Mikako Takasugi, Masatoshi Goto, Hiroaki Kanouchi, and Tatsuzo Oka.
    • Volume
      166(7)
    • Pages
      1758-68
    • Peer Reviewed
  • [Journal Article] Identification of an alkaliphilic actinomycetes that produces a PrP^<Sc>-degrading enzyme2010

    • Author(s)
      Shinji Mitsuiki, Mikako Arai, Mami Kurose, Takeomi Take, Keisuke Kito, Yasushi Moriyama, Masatoshi Goto, Hiroaki Kanouchi, and Tatsuzo Oka
    • Volume
      60(2)
    • Pages
      349-353
    • Peer Reviewed
  • [Journal Article] Prion degrading enzyme and application for food safety2008

    • Author(s)
      Shinji Mitsuki, Masatoshi Goto, Masashi Sakai, Hiroaki Kanouchi, Kensuke Furukawa and Tatsuzo Oka.
    • Journal Title

      Shinji Journal of Biotechnology

      Volume: Vol.1136/S Pages: S339

    • Peer Reviewed
  • [Presentation] Functional analysis of genetic variation in PrPSc degrading enzyme(NAPase): effects on structure and enzyme activity2011

    • Author(s)
      Shinya Miyasue, Shinji Mitsuiki, Masatoshi Goto, masashi Sakai.
    • Organizer
      International Union of Microbiological Societies 2011 Congress
    • Place of Presentation
      Sapporo city
    • Year and Date
      2011-09-08
  • [Presentation] Screening for novel enzymes degrade insoluble and hard-to-degrade animal proteins2010

    • Author(s)
      Ayano Miyasako, Shinji Mitsuiki, Masashi Sakai.
    • Organizer
      The 23rd International Symposium on Chemical Engineering
    • Place of Presentation
      Fukuoka city
    • Year and Date
      2010-12-04
  • [Presentation] Construction of an expression system of prion protein degradation enzyme in Escherichia coli2010

    • Author(s)
      Shinya Miyasue, Shinji Mitsuiki, Masashi Sakai.
    • Organizer
      The 23rd International Symposium on Chemica Engineering
    • Place of Presentation
      Fukuoka city
    • Year and Date
      2010-12-04
  • [Presentation] 難分解性タンパク質分解酵素阻害剤の精製と特性2009

    • Author(s)
      森明日香, 満生慎二, 後藤正利, 叶内宏明, 岡達三
    • Organizer
      化学関連支部合同九州大会・外国人研究者交流国際シンポジウム大会
    • Place of Presentation
      北九州市
    • Year and Date
      2009-07-11
  • [Presentation] プリオンと同様な性質を有する過塩素酸可溶性タンパク質2008

    • Author(s)
      叶内宏明, 陳田洋介, 岡達三, 満生慎二
    • Organizer
      日本生化学会大会
    • Place of Presentation
      神戸市
    • Year and Date
      2008-12-09
  • [Presentation] 難分解性タンパク質分解酵素阻害剤の精製と特性2008

    • Author(s)
      森明日香, 満生慎二, 後藤正利, 叶内宏明, 岡達三
    • Organizer
      日本生物工学会・九州支部大会
    • Place of Presentation
      熊本市
    • Year and Date
      2008-12-06
  • [Presentation] 難分解性タンパク質分解酵素の機能と応用2008

    • Author(s)
      青谷浩司, 満生慎二, 後藤正利, 叶内宏明, 岡達三
    • Organizer
      日本生物工学会・九州支部大会
    • Place of Presentation
      熊本市
    • Year and Date
      2008-12-06

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Published: 2013-07-31  

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