IDT will be closed Monday 9/7/26 for the Labor Day Holiday. Normal business hours will resume on Tuesday 9/8/26.
5’ Phosphorylation is needed if an oligo is used as a substrate for DNA ligase. 3’ Phosphorylation will inhibit degradation by some 3’-exonucleases and can be used to block extension by DNA polymerases.
View product details for Phosphorylation: