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
FOOD SCIENCE . 2011, (15): 148 -152 .  DOI: 10.7506/spkx1002-6630-201115034