VARIANTS OF BACILLUS STEAROTHERMOPHILUS ALPHA-AMYLASE AND USES THEREOF

• Main Authors: SANDRA W. RAMER, MICHAEL J. PEPSIN, ANDREW SHAW
• Format: Patent
• Language: English; Spanish
• Published: 30.08.2010
• Subjects: BEER; BIOCHEMISTRY; CHEMISTRY; COMPOSITIONS THEREOF; CULTURE MEDIA; ENZYMOLOGY; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; METALLURGY; MICROBIOLOGY; MICROORGANISMS OR ENZYMES; MUTATION OR GENETIC ENGINEERING; PROPAGATING, PRESERVING OR MAINTAINING MICROORGANISMS; REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGYGENERATION, TRANSMISSION OR DISTRIBUTION; SPIRITS; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE; VINEGAR; WINE

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...