Homogeneous Ce(IV) complex of EDTA promptly hydrolyzes oligonucleotides under physiological conditions. In contrast, dinucleotides are not hydrolyzed to measurable extents. The degree of polymerization of DNA substrate is crucial for the present catalysis.
在生理条件下,
EDTA 的均相 Ce(IV) 复合物可迅速
水解寡
核苷酸。相反,二
核苷酸的
水解程度则无法测量。DNA 底物的聚合度对本催化作用至关重要。