Inhibitors of the hepatitis C virus polymerase; mode of action and resistance

AA Eltahla, F Luciani, PA White, AR Lloyd, RA Bull - Viruses, 2015 - mdpi.com
The hepatitis C virus (HCV) is a pandemic human pathogen posing a substantial health and
economic burden in both developing and developed countries. Controlling the spread of …

Inhibitors of the hepatitis C virus RNA-dependent RNA polymerase NS5B

MH Powdrill, JA Bernatchez, M Götte - Viruses, 2010 - mdpi.com
More than 20 years after the identification of the hepatitis C virus (HCV) as a novel human
pathogen, the only approved treatment remains a combination of pegylated interferon-α and …

Structural basis for RNA replication by the hepatitis C virus polymerase

TC Appleby, JK Perry, E Murakami, O Barauskas… - Science, 2015 - science.org
Nucleotide analog inhibitors have shown clinical success in the treatment of hepatitis C virus
(HCV) infection, despite an incomplete mechanistic understanding of NS5B, the viral RNA …

A second, non‐canonical RNA‐dependent RNA polymerase in SARS Coronavirus

I Imbert, JC Guillemot, JM Bourhis, C Bussetta… - The EMBO …, 2006 - embopress.org
In (+) RNA coronaviruses, replication and transcription of the giant∼ 30 kb genome to
produce genome‐and subgenome‐size RNAs of both polarities are mediated by a cognate …

Structural insight into tight junction disassembly by Clostridium perfringens enterotoxin

Y Saitoh, H Suzuki, K Tani, K Nishikawa, K Irie… - Science, 2015 - science.org
The C-terminal region of Clostridium perfringens enterotoxin (C-CPE) can bind to specific
claudins, resulting in the disintegration of tight junctions (TJs) and an increase in the …

Contribution of a mutational bias in hepatitis C virus replication to the genetic barrier in the development of drug resistance

MH Powdrill, EP Tchesnokov… - Proceedings of the …, 2011 - National Acad Sciences
The development of resistance to direct-acting antivirals (DAAs) targeting the hepatitis C
virus (HCV) can compromise therapy. However, mechanisms that determine prevalence and …

Discovery and preclinical characterization of the cyclopropylindolobenzazepine BMS-791325, a potent allosteric inhibitor of the hepatitis C virus NS5B polymerase

RG Gentles, M Ding, JA Bender… - Journal of Medicinal …, 2014 - ACS Publications
Described herein are structure–activity relationship studies that resulted in the optimization
of the activity of members of a class of cyclopropyl-fused indolobenzazepine HCV NS5B …

Recombinant RNA-dependent RNA polymerase complex of Ebola virus

EP Tchesnokov, P Raeisimakiani, M Ngure… - Scientific reports, 2018 - nature.com
Here we report on the expression, purification and characterization of recombinant ebola
virus RNA-dependent RNA polymerase (EBOV RdRp). Active protein complexes composed …

[HTML][HTML] Comparative mechanistic studies of de novo RNA synthesis by flavivirus RNA-dependent RNA polymerases

B Selisko, H Dutartre, JC Guillemot, C Debarnot… - Virology, 2006 - Elsevier
Flavivirus protein NS5 harbors the RNA-dependent RNA polymerase (RdRp) activity. In
contrast to the RdRps of hepaci-and pestiviruses, which belong to the same family of …

Inhibition of HCV replication by cyclophilin antagonists is linked to replication fitness and occurs by inhibition of membranous web formation

V Madan, D Paul, V Lohmann, R Bartenschlager - Gastroenterology, 2014 - Elsevier
Background & Aims Replication of hepatitis C virus (HCV) requires host cell factors, such as
cyclophilin A (CypA). CypA binds to HCV's nonstructural protein (NS) 5A to promote …