VARIANTS OF BACILLUS STEAROTHERMOPHILUS ALPHA-AMYLASE AND USES THEREOF
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 durin...
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Main Authors | , , |
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Format | Patent |
Language | English Spanish |
Published |
30.08.2010
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Subjects | |
Online Access | Get full text |
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Summary: | 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.
Se describen variantes de alfa-amilasas de Bacillus stearotheimophilus con mutaciones en las posiciones 181 y/o 182 que tienen perfiles de hidrólisis de almidón alterados. Las variantes tienen termoestabilidad mejorada y actividad específica incrementada, que da por resultado viscosidad pico reducida y viscosidad final alterada durante la liquefacción de almidón. Las variantes de amilasa son útiles, por ejemplo, en licuefacción y otros procesos de degradación de almidón. |
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Bibliography: | Application Number: MX20100008358 |