An official website of the United States government
Here's how you know
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Processing of DNA strand break termini by PNK. PNK catalyzes the phosphorylation of 5’-hydroxyl (OH) termini and dephosphorylation of 3’-phosphate (P) termini so that subsequent nucleotide insertion and strand rejoining can be mediated by DNA polymerases and ligases, respectively.