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2000 Fiscal Year Final Research Report Summary

Studies of Earthworm Protease for Application of the Catalytic Function

Research Project

Project/Area Number 10556023
Research Category

Grant-in-Aid for Scientific Research (B).

Allocation TypeSingle-year Grants
Section展開研究
Research Field 応用微生物学・応用生物化学
Research InstitutionOkayama Prefectural University

Principal Investigator

NAKAJIMA Nobuyoshi  Okayama Prefectural Univ., Dept.of Nutritional Science Assistant Professor, 保健福祉学部, 専任講師 (10198070)

Co-Investigator(Kenkyū-buntansha) NAKAMURA Kaoru  Kyoto Univ., Institute for Chemical Research Associate Professor, 化学研究所, 助教授 (10101239)
ISHIHARA Kohji  Kyoto Univ.of Education, Dept.of Chemistry Instructor, 教育学部, 助手 (50273537)
SUGIMOTO Manabu  Okayama Univ., Research Institute for Bioresources Instructor, 資源生物科学研究所, 助手 (20216336)
HAMADA Hiroki  Okayama Univ. of Science, Dept.of Applied Science Professor, 理学部, 教授 (10164914)
Project Period (FY) 1998 – 2000
KeywordsEarthworm / Fibrinolytic enzyme / Protease / Fibrinolysis / Autolysis / Stability / Gene expression / Nucleotide sequence
Research Abstract

Earthworm serine proteases were investigated for application of the catalytic function and the many useful results were obtained as bellows.
1. Purification and characterization of the proteases.
2. Chemical modification of the protease as a therapeutic enzyme.
3. Construction of an immobilized enzyme bio-reactor.
4. Analysis and utilization of the earthworm autolysate
5. Gene cloning and expression of the proteases.
6. Investigation of structure, function, and stability of the proteases.
7. Investigation of DNA and amino acid sequences of the proteases.
8. Large-scale production of the recombinant protease from Yeast cells.

  • Research Products

    (9 results)

All Other

All Publications (9 results)

  • [Publications] N.Nakajima, et.al.,: "Further characterization of Earthworm Serine Protease : Cleavage Specificity Against Peptide Substrates and on Autolysis."Biosci.Biotechnol.Biochem.,. 63(11). 2031-2033 (1999)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] N.Nakajima, et.al.,: "Stable Earthworm Serine Protease : Application of the Protease Function and Usefulness of the Earthworm Autolysate."J.Biosci.Bioeng.,. 90(2). 174-179 (2000)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] M.Sugimoto and N.Nakajima: "Molecular Cloning, Sequencing, and Expression of cDNA Enco ding Protease having Fibrinolytic Activity from Earthworm."Biosci.Biotechnol.Biochem.,. 65(in press). (2001)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] K.Ishihara,N.Nakajima, et.al.: "A chemoenzymatic Synthesis of Aromatic Carboxylic acid vinyl esters."J.Mol.Catal.B:Enzymatic,. 7. 307-310 (1999)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] N.Nakajima, et.al.,: "Degradation of Pectic Substances by Two Pectate Cyases from a Human Intestinal Bacterium, Clostridium butyticum-beijerinckii."J.Biosci.Bioeng.,. 88(3). 331-333 (1999)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] N.Nakajima, et.al.,: "Lipase-catalyzed Direct and Regioselective Acylation of Flavonoid Glucoside for Mechanistic Investigation of stable Plant Pigments."J.Biosci.Bioeng.,. 87(1). 105-107 (1999)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] N.Nakajima, M.Sugimoto, K.Ishihara, K.Nakamura, and H.Hamada: "Further Characterization of Earthworm Serine Proteases : Cleavage Specificity against Peptide Substrates and on Autolysis."Biosci.Biotechnol.Biochem.. 63(11). 2031-2033 (1999)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] N.Nakajima, M.Sugimoto, and K.Ishihara: "Stable Earthworm Serine Proteases : Application of the Protease Function and Usefulness of the Earthworm Autolysate."J.Biosci.Biotech.. 90(2). 174-179 (2000)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] M.Sugimoto and N.Nakajima: "Molecular Cloning, Sequencing, and Expression of cDNA Encoding Protease Having Fibrinolytic Activity from Earthworm."Biosci.Biotechnol.Biochem.. 65 (in press). (2001)

    • Description
      「研究成果報告書概要(欧文)」より

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Published: 2002-03-26  

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