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    • 8. 发明公开
    • METHODS FOR THE IMPROVEMENT OF PRODUCT YIELD AND PRODUCTION IN A MICROORGANISM THROUGH THE ADDITION OF ALTERNATE ELECTRON ACCEPTORS
    • 方法,提高在微生物中产品及产量Produkton通过加入OLD KIDNEY DENA电子受体
    • EP2694662A1
    • 2014-02-12
    • EP12713845.1
    • 2012-04-05
    • Mascoma Corporation
    • ARGYROS, AaronSILLERS, William RyanBARRETT, TrishaCAIAZZA, NickySHAW IV, Arthur J.
    • C12P7/06C12P7/10C12N1/18C12P7/08C12N9/00
    • The present invention provides for novel metabolic pathways to reduce or eliminate glycerol production and increase product formation. More specifically, the invention provides for a recombinant microorganism comprising a deletion of one or more native enzymes that function to produce glycerol and/or regulate glycerol synthesis and one or more native and/or heterologous enzymes that function in one or more engineered metabolic pathways to convert a carbohydrate source, such as lignocellulose, to a product, such as ethanol, wherein the one or more native and/or heterologous enzymes is activated, upregulated, or downregulated. The invention also provides for a recombinant microorganism comprising one or more heterologous enzymes that function to regulate glycerol synthesis and one or more native and/or heterologous enzymes that function in one or more engineered metabolic pathways to convert a carbohydrate source to ethanol, wherein said one or more native and/or heterologous enzymes is activated, upregulated or downregulated.
    • 本发明提供新型的代谢途径,以减少或消除甘油的产生,并增加产物形成。 更具体地,本发明提供了一种重组微生物,其包含缺失的一种或多种天然的酶也函数,以产生甘油和/或调节甘油合成的和一种或多种天然和/或异源酶做功能中的一个或多个工程化代谢途径 转换碳水化合物源,颜色:例如木质纤维素,对产品,颜色:如乙醇,worin的一种或多种天然和/或异源酶被激活时,上调,下调或。 因此本发明提供了一种重组微生物,其包含一种或多种异源酶做功能调节甘油合成的和一种或多种天然和/或异源酶并在一个或多个工程化代谢途径功能的碳水化合物源转化成乙醇,worin所述一个 或多种天然和/或异源酶被激活时,上调或下调。