The enzyme kinetic constants (Km and Kc) both of the tUCH and UCH L1 reveal that they possess similar catalytic properties on their common substrate Ub-AMC.

• 根据测定所得到的GST-tUCH和GST-UCH L1对底物Ub-AMC的酶动力学参数,说明卵母细胞中tUCH可能与小鼠UCH L1有类似的生物学功能;