Expression constructs and methods for genetically engineering methylotrophic yeasts

By introducing recombinant nucleic acid molecules into methyltrophic yeast, efficient expression of peptides was achieved under methanol-free induction conditions, solving the problem of insufficient expression levels in existing technologies and increasing the recombinant peptide yield.

CN122503237APending Publication Date: 2026-08-04IMPOSSIBLE FOODS INC
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Patent Information

Application Number
CN202610337257.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Priority Date
2016-03-25
Filing Date
2016-05-11
Publication Date
2026-08-04

AI Technical Summary

Technical Problem

Existing technologies struggle to efficiently express peptides in methyltrophic yeasts, especially in the absence of methanol inducers, and traditional methods suffer from insufficient expression levels.

Method used

By introducing recombinant nucleic acid molecules into methyltrophic yeast, a positive feedback loop is formed by operably linking exogenous nucleic acids encoding transcription activators with methanol-inducible promoter elements to achieve efficient peptide expression.

Benefits of technology

It significantly improved the recombinant yield of peptides, especially under methanol-free conditions, enhanced the expression of transcription activators and target peptides, and solved the problem of insufficient expression levels.

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Abstract

The present application relates to expression constructs and methods for genetically engineering methylotrophic yeasts. The present invention provides methods and materials for genetically engineering methylotrophic yeasts.
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