产品内容
本酶催化的反应为Hydrolysis Of Terminal (1->4)-Linked alpha-D-Glucose Residues From The Non-Reducing Ends Of Oligosaccharides With Release Of alpha-D-Glucose,系统名称为4-alpha-D-Glucoside Exo alpha-(1,4)-Glucohydrolase (Non-Reducing End, Configuration-Retaining),这一单一条目涵盖一组酶,其特异性主要针对 (1→4)-α-葡萄糖苷键的外切水解,它们快速水解寡糖,而对多糖的水解相对缓慢或完全不水解。肠道酶也水解多糖,催化与 EC 3.2.1.3 葡聚糖 1,4-α-葡萄糖苷酶类似的反应,但释放的是 α-而非 β-葡萄糖残基。该酶也能水解 (1→6)-α-D-葡萄糖键,但较慢。