Article
The roles of Tyr391 and Tyr619 in RB69 DNA polymerase replication fidelity.
Journal of molecular biology - 20 Apr 2007
Jacewicz Agata, Makiela Karolina, Kierzek Andrzej, Drake John W, Bebenek Anna
Abstract excerpt
In the family-B DNA polymerase of bacteriophage RB69, the conserved aromatic palm-subdomain residues Tyr391 and Tyr619 interact with the last primer-template base-pair. Tyr619 interacts via a water-mediated hydrogen bond with the phosphate of the terminal primer nucleotide. The main-chain amide of Tyr391 interacts with the corresponding template nucleotide. A hydrogen bond has been postulated between Tyr391 and...
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