Herpesvirus DNA polymerases: Structures, functions and inhibitors

K Zarrouk, J Piret, G Boivin - Virus research, 2017 - Elsevier
Human herpesviruses are large double-stranded DNA viruses belonging to the
Herpesviridae family. These viruses have the ability to establish lifelong latency into the host …

Phosphonoformic acid inhibits viral replication by trapping the closed form of the DNA polymerase

KE Zahn, EP Tchesnokov, M Götte, S Doublié - Journal of Biological …, 2011 - ASBMB
Phosphonoformic acid (PFA, foscarnet) belongs to a class of antiviral drugs that inhibit the
human cytomegalovirus DNA polymerase (UL54) by mimicking the pyrophosphate leaving …

Analysis of novel drug-resistant human cytomegalovirus DNA polymerase mutations reveals the role of a DNA-binding loop in phosphonoformic acid resistance

KR Park, YE Kim, A Shamim, S Gong, SH Choi… - Frontiers in …, 2022 - frontiersin.org
The appearance of drug-resistant mutations in UL54 DNA polymerase and UL97 kinase
genes is problematic for the treatment of human cytomegalovirus (HCMV) diseases. During …

In Vitro-Selected Drug-Resistant Varicella-Zoster Virus Mutants in the Thymidine Kinase and DNA Polymerase Genes Yield Novel Phenotype-Genotype Associations …

G Andrei, D Topalis, P Fiten, C McGuigan… - Journal of …, 2012 - Am Soc Microbiol
Varicella zoster virus (VZV) is usually associated with mild to moderate illness in
immunocompetent patients. However, older age and immune deficiency are the most …

Selection and recombinant phenotyping of a novel CMX001 and cidofovir resistance mutation in human cytomegalovirus

SH James, NB Price, CB Hartline… - Antimicrobial agents …, 2013 - Am Soc Microbiol
ABSTRACT CMX001 is an orally available lipid acyclic nucleotide phosphonate that delivers
high intracellular levels of cidofovir (CDV)-diphosphate and exhibits enhanced in vitro …

Recombinant phenotyping of cytomegalovirus UL54 mutations that emerged during cell passages in the presence of either ganciclovir or foscarnet

C Gilbert, A Azzi, N Goyette, SX Lin… - Antimicrobial agents and …, 2011 - Am Soc Microbiol
Selection of human cytomegalovirus variants in the presence of ganciclovir or foscarnet led
to 18 DNA polymerase mutations, 14 of which had not been previously studied. Using …

Foscarnet resistance mutations mapping to atypical domains of the cytomegalovirus DNA polymerase gene

S Chou - Antiviral research, 2017 - Elsevier
Human cytomegalovirus UL54 DNA polymerase gene mutations that confer foscarnet
resistance in clinical practice typically cluster in the amino terminal 2, palm and finger …

Contrasting effect of new HCMV pUL54 mutations on antiviral drug susceptibility: benefits and limits of 3D analysis

D Andouard, MC Mazeron, G Ligat, A Couvreux… - Antiviral Research, 2016 - Elsevier
Human cytomegalovirus (HCMV) resistance to antiviral drugs is a major drawback of
repeated or long-duration treatment in immunocompromised patients. Resistance testing is …

Different mutations in the HHV-6 DNA polymerase gene accounting for resistance to foscarnet

P Bonnafous, L Naesens, S Petrella… - Antiviral …, 2007 - journals.sagepub.com
Background Human herpesvirus 6 (HHV-6), which is closely related to human
cytomegalovirus, is sensitive to foscarnet (PFA). Up to now, the resistance of HHV-6 to PFA …

Viral DNA polymerase inhibitors

G Andrei, E De Clercq, R Snoeck - Viral genome replication, 2009 - Springer
DNA viruses, as well as their host cells, require a DNA-dependent DNA polymerase to
faithfully replicate their genomes. Viruses with small DNA genomes, such as …