首页> 外国专利> METHODS FOR REGULATING NITROGEN METABOLISM DURING THE PRODUCTION OF ETHANOL FROM CORN BY METABOLICALLY ENGINEERED YEAST STRAINS

METHODS FOR REGULATING NITROGEN METABOLISM DURING THE PRODUCTION OF ETHANOL FROM CORN BY METABOLICALLY ENGINEERED YEAST STRAINS

机译:代谢工程化酵母菌发酵玉米制取乙醇过程中氮代谢的调控方法

摘要

The present invention provides for a mechanism to reduce glycerol production and increase nitrogen utilization and ethanol production of recombinant microorganisms. One aspect of this invention relates to strains of S. cerevisiae with reduced glycerol productivity that get a kinetic benefit from higher nitrogen concentration without sacrificing ethanol yield. A second aspect of the invention relates to metabolic modifications resulting in altered transport and/or intracellular metabolism of nitrogen sources present in com mash.
机译:本发明提供了减少重组微生物的甘油产生并增加氮利用和乙醇产生的机制。本发明的一个方面涉及 S菌株。甘油生产率降低的啤酒酵母,在不牺牲乙醇收率的情况下,从较高的氮浓度中获得了动力学益处。本发明的第二方面涉及代谢修饰,其导致玉米糊中存在的氮源的运输和/或细胞内代谢改变。

著录项

  • 公开/公告号US2016017377A1

    专利类型

  • 公开/公告日2016-01-21

    原文格式PDF

  • 申请/专利权人 LALLEMAND HUNGARY LIQUIDITY MANAGEMENT LLC;

    申请/专利号US201414771831

  • 发明设计人 AARON ARGYROS;TRISHA BARRETT;

    申请日2014-03-13

  • 分类号C12P7/06;C12N9;C12N9/50;C12N9/02;C12N9/04;C12N9/34;C12N9/06;C12N9/10;

  • 国家 US

  • 入库时间 2022-08-21 14:36:04

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