RECOMBINANT C1 B-GLUCOSIDASE FOR PRODUCTION OF SUGARS FROM CELLULOSIC BIOMASS
    10.
    发明申请
    RECOMBINANT C1 B-GLUCOSIDASE FOR PRODUCTION OF SUGARS FROM CELLULOSIC BIOMASS 审中-公开
    用于从细胞生物量生产糖的重组C1B-葡萄糖苷酶

    公开(公告)号:WO2011041594A1

    公开(公告)日:2011-04-07

    申请号:PCT/US2010/050982

    申请日:2010-09-30

    CPC classification number: C12P19/14 C12N9/2445 C12P19/02 C12Y302/01021

    Abstract: The invention relates to expression of a recombinant C1 β-glucosidase. The invention also provides methods for producing a fermentable sugar from cellobiose by contacting celiobiose with a recombinant host cell comprising a polynucleotide sequence encoding C1 β-glucosidase, operably linked to heterologous promoter, under conditions in which β- glucosidase is expressed and secreted by the cell and the cellobiose is enzymatically converted by said β-glucosidase to glucose. Methods of the invention may be used for conversion of a biomass substrate to a fermentable sugar, and ultimately to ethanol or other biofuel.

    Abstract translation: 本发明涉及重组C1β-葡糖苷酶的表达。 本发明还提供了从纤维二糖生产可发酵糖的方法,其通过使细胞生长因子与重组宿主细胞接触,所述重组宿主细胞在编码β-葡萄糖苷酶的多核苷酸序列中可操作地连接到异源启动子,其中β-葡糖苷酶由细胞表达和分泌 并且纤维二糖由所述β-葡糖苷酶酶转化成葡萄糖。 本发明的方法可用于将生物质底物转化为可发酵的糖,最终转化为乙醇或其他生物燃料。

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