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Protein engineering for unusual environments

F H Arnold1

  • 1Division of Chemistry and Chemical Engineering, California Institute of Technology, Pasadena 91125.

Current Opinion in Biotechnology
|August 1, 1993
PubMed
Summary
This summary is machine-generated.

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Protein engineering enhances protein stability and function in non-natural environments. Recent advances include improved tolerance to amino acid changes and novel enzymatic properties through mutagenesis, expanding biotechnology applications.

Area of Science:

  • Biotechnology
  • Protein Engineering
  • Enzymology

Background:

  • Natural proteins are not optimized for stability or function in unusual environments.
  • Significant potential exists for improving proteins via protein engineering.

Purpose of the Study:

  • To highlight recent advances in protein engineering for enhanced protein functionality.
  • To demonstrate the potential of engineered proteins in biotechnology.

Main Methods:

  • Utilizing random and site-directed mutagenesis.
  • Engineering proteins for increased stability and novel enzymatic properties.

Main Results:

  • Demonstrated dramatic tolerance of proteins to amino acid sequence alterations.

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  • Achieved significant increases in protein stability.
  • Obtained novel enzymatic properties through random mutagenesis.

    • Conclusions:

    • Protein engineering effectively generates proteins for extended environmental ranges.
    • Engineered proteins offer expanded applications in biotechnology.