VARIANTS OF BACILLUS STEAROTHERMOPHILUS ALPHA-AMYLASE AND USES THEREOF
    3.
    发明申请
    VARIANTS OF BACILLUS STEAROTHERMOPHILUS ALPHA-AMYLASE AND USES THEREOF 审中-公开
    巴氏杆菌雄性α-淀粉酶的变体及其用途

    公开(公告)号:WO2009100138A3

    公开(公告)日:2009-12-10

    申请号:PCT/US2009033087

    申请日:2009-02-04

    CPC classification number: C12N9/2417 Y02E50/17

    Abstract: Described are variants of Bacillus stearodhermophilus alpha-amylases with mutations at positions 181 or/and 182 having altered starch hydrolysis profiles. The variants have improved thermostability and increased specific activity, resulting in reduced peak viscosity and altered final viscosity during starch liquefaction. The amylase variants are useful, e.g., in liquefaction and other starch degradation processes.

    Abstract translation: 描述了具有改变的淀粉水解曲线的位置181或/和182处具有突变的嗜热脂肪芽孢杆菌α-淀粉酶的变体。 这些变体具有改善的热稳定性和增加的比活性,导致在淀粉液化期间降低的峰值粘度和改变的最终粘度。 淀粉酶变体是有用的,例如在液化和其它淀粉降解过程中。

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