Current Understanding on the Heterogenous Expression of Plastic Depolymerising Enzymes in <i>Pichia pastoris</i>

Enzymatic depolymerisation is increasingly recognised as a reliable and environmentally friendly method. The development of this technology hinges on the availability of high-quality enzymes and associated bioreaction systems for upscaling biodegradation. Microbial heterologous expression systems ha...

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Bibliographic Details
Main Authors: Shuyan Wu, David Hooks, Gale Brightwell
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Bioengineering
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Online Access:https://www.mdpi.com/2306-5354/12/1/68
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Summary:Enzymatic depolymerisation is increasingly recognised as a reliable and environmentally friendly method. The development of this technology hinges on the availability of high-quality enzymes and associated bioreaction systems for upscaling biodegradation. Microbial heterologous expression systems have been studied for meeting this demand. Among these systems, the <i>Pichia pastoris</i> expression system has emerged as a widely used platform for producing secreted heterologous proteins. This article provides an overview of studies involving the recombinant expression of polymer-degrading enzymes using the <i>P. pastoris</i> expression system. Research on <i>P. pastoris</i> expression of interested enzymes with depolymerising ability, including cutinase, lipase, and laccase, are highlighted in the review. The key factors influencing the heterologous expression of polymer-degrading enzymes in <i>P. pastoris</i> are discussed, shedding light on the challenges and opportunities in the development of depolymerising biocatalysts through the <i>P. pastoris</i> expression system.
ISSN:2306-5354