定点突变提高Thermococcus siculi HJ21高温酸性α-淀粉酶催化活性

姚婷，李华钟，房耀维，陆兆新，王淑军，焦豫良，刘姝

Catalytic Activity Improvement of Acid-stable Alpha-Amylase from Hyperthermophilic Thermococcus siculi HJ21 by Site-directed Mutagenesis

YAO Ting，LI Hua-zhong，FANG Yao-wei，LU Zhao-xin，WANG Shu-jun，JIAO Yu-liang，LIU Shu

食品科学 . 2011, (15): 148 -152 . DOI: 10.7506/spkx1002-6630-201115034