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IMP synthesis using immobilized adenosine (phosphate) deaminase.

L B Carvalho Júnior1, E A Oliveira, M P Silva

  • 1Departamento de Bioquimica, Universidade Federal de Pernambuco, Cidade Universitaria, Recife, PE, Brasil.

Applied Biochemistry and Biotechnology
|October 1, 1988
PubMed
Summary

Researchers prepared inosinic acid (IMP) using snail-derived adenosine deaminase immobilized on polyacrylamide beads. This novel enzymatic system offers a new method for IMP production.

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Area of Science:

  • Biochemistry
  • Enzyme Technology
  • Biomaterials

Background:

  • Adenosine monophosphate (AMP) deamination is a key step in nucleotide metabolism.
  • Enzyme immobilization enhances enzyme stability and reusability.
  • Snail-derived enzymes offer unique biochemical properties.

Purpose of the Study:

  • To develop an efficient method for inosinic acid (IMP) production.
  • To immobilize adenosine (phosphate) deaminase from Biomphalaria glabrata.
  • To characterize the immobilized enzyme system.

Main Methods:

  • Extraction and purification of adenosine (phosphate) deaminase from Biomphalaria glabrata.
  • Immobilization of the enzyme onto polyacrylamide beads.
  • Enzymatic deamination of AMP to IMP using the immobilized enzyme.

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Main Results:

  • Successful immobilization of adenosine (phosphate) deaminase was achieved.
  • The immobilized enzyme effectively catalyzed the deamination of AMP to IMP.
  • Characterization data confirmed the stability and activity of the immobilized system.

Conclusions:

  • The immobilized snail-derived adenosine deaminase provides a viable biocatalyst for IMP synthesis.
  • This enzymatic approach offers a potentially scalable and efficient method for nucleotide production.
  • Further research can explore optimization and application of this biocatalytic system.