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Engineering Thermostable Microbial Xylanases Toward its Industrial Applications.

Vishal Kumar1, Arun Kumar Dangi1, Pratyoosh Shukla2

  • 1Enzyme Technology and Protein Bioinformatics Laboratory, Department of Microbiology, Maharshi Dayanand University, Rohtak, Haryana, 124001, India.

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Thermostable xylanases, crucial enzymes for breaking down xylan, are vital in industries like paper, biofuel, and food. This review explores bioengineering strategies to enhance their industrial applications and stability.

Keywords:
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Area of Science:

  • Enzymology
  • Biotechnology
  • Industrial Microbiology

Background:

  • Xylanases are hydrolytic enzymes that cleave β-1, 4 xylosidic linkages in xylan.
  • They are produced by various microorganisms, with fungi being potent producers.
  • Thermostable xylanases have diverse industrial applications.

Purpose of the Study:

  • To review xylanase-substrate interactions and bioengineering methods for improving industrial enzyme stability.
  • To explore applications of thermostable xylanases in various industries.
  • To provide insights into enhancing operational stability through protein and metabolic engineering.

Main Methods:

  • Review of literature on xylanase-substrate interactions.
  • Exploration of gene-editing, protein-engineering, and metabolic-engineering techniques.
  • Analysis of applications in paper, biofuel, food, feed, and textile industries.

Main Results:

  • Gene-editing tools aid in understanding xylanase-substrate interactions for improved stability.
  • Protein and metabolic engineering offer pathways to enhance operational stability.
  • Thermostable xylanases are valuable in animal feed, bakery, breweries, and paper biobleaching.

Conclusions:

  • Bioengineering approaches are key to optimizing thermostable xylanases for industrial use.
  • Enhanced xylanase stability and functionality can be achieved through targeted modifications.
  • Xylanases hold significant potential for sustainable industrial processes.