3.2.1.B8 acarbose + 2 H2O - 3.2.1.B8 alpha-cyclodextrin + H2O - 3.2.1.B8 beta-cyclodextrin + H2O - 3.2.1.B8 cycloamylose + H2O - 3.2.1.B8 gamma-cyclodextrin + H2O - 3.2.1.B8 linear maltoheptaose + H2O SMMA preferentially hydrolyzed the first and second glycosidic bonds from the reducing end 3.2.1.B8 linear maltohexaose + H2O best substrate 3.2.1.B8 linear maltooligosaccharide + H2O maximal activity of SMMA toward G6, but almost no activity toward G3 3.2.1.B8 maltoheptaose + H2O - 3.2.1.B8 maltohexaose + H2O -