Viral dUTPases: Modulators of Innate Immunity

Autor: Maria Eugenia Ariza, Brandon Cox, Britney Martinez, Irene Mena-Palomo, Gloria Jeronimo Zarate, Marshall Vance Williams
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Biomolecules, Vol 12, Iss 2, p 227 (2022)
Druh dokumentu: article
ISSN: 2218-273X
DOI: 10.3390/biom12020227
Popis: Most free-living organisms encode for a deoxyuridine triphosphate nucleotidohydrolase (dUTPase; EC 3.6.1.23). dUTPases represent a family of metalloenzymes that catalyze the hydrolysis of dUTP to dUMP and pyrophosphate, preventing dUTP from being incorporated into DNA by DNA polymerases, maintaining a low dUTP/dTTP pool ratio and providing a necessary precursor for dTTP biosynthesis. Thus, dUTPases are involved in maintaining genomic integrity by preventing the uracilation of DNA. Many DNA-containing viruses, which infect mammals also encode for a dUTPase. This review will summarize studies demonstrating that, in addition to their classical enzymatic activity, some dUTPases possess novel functions that modulate the host innate immune response.
Databáze: Directory of Open Access Journals
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