Research Article

Molecular Cloning and Characterization of a Novel α-Amylase from Antarctic Sea Ice Bacterium Pseudoalteromonas sp. M175 and Its Primary Application in Detergent

Table 5

Comparison of Amy175 with other cold-active or thermophilic α-amylases.

α-amylaseSpecial featureOptimal temperature (°C)Arg (%)Arg/(Arg+lys)ratioReference

Amy175Cold active252.70.32This study
AHACold active252.90.5[21]
ParAmyCold active302.90.5[22]
AmyZCold active353.50.36[23]
Amy13Mesophilic604.60.62[43]
Gt-amyThermophilic804.00.4[44]
AmyCThermophilic905.40.42[45]

The compositions of arginine and lysine in α-amylases were obtained from Genbank.