The invention relates to the use of a nucleotide in a method for sequencing a polynucleotide, wherein the nucleotide comprises a blocking group at the 3' position and at the terminal phosphate group of the triphosphate chain, wherein the blocking groups are removable by monochromatic light of different wavelengths.
本发明涉及一种核苷酸在多核苷酸测序方法中的使用,其中核苷酸在
三磷酸链的 3'位置和末端
磷酸基团上包含封端基团,封端基团可通过不同波长的单色光去除。