The p7 protein of hepatitis C virus forms an ion channel that is blocked by the antiviral drug, Amantadine

SDC Griffin, LP Beales, DS Clarke, O Worsfold… - FEBS …, 2003 - Wiley Online Library
Hepatitis C virus (HCV) cannot be grown in vitro, making biochemical identification of new
drug targets especially important. HCV p7 is a small hydrophobic protein of unknown …

A conserved basic loop in hepatitis C virus p7 protein is required for amantadine-sensitive ion channel activity in mammalian cells but is dispensable for localization to …

SDC Griffin, R Harvey, DS Clarke… - Journal of General …, 2004 - microbiologyresearch.org
We previously identified the function of the hepatitis C virus (HCV) p7 protein as an ion
channel in artificial lipid bilayers and demonstrated that this in vitro activity is inhibited by …

Evidence for the formation of a heptameric ion channel complex by the hepatitis C virus p7 protein in vitro

D Clarke, S Griffin, L Beales, CS Gelais… - Journal of Biological …, 2006 - ASBMB
The p7 protein of hepatitis C virus functions as an ion channel both in vitro and in cell-based
assays and is inhibited by amantadine, long alkyl chain imino-sugar derivatives, and …

The hepatitis C virus p7 protein forms an ion channel that is inhibited by long-alkyl-chain iminosugar derivatives

D Pavlović, DCA Neville, O Argaud… - Proceedings of the …, 2003 - National Acad Sciences
We show that hepatitis C virus (HCV) p7 protein forms ion channels in black lipid
membranes. HCV p7 ion channels are inhibited by long-alkyl-chain iminosugar derivatives …

Genotype-dependent sensitivity of hepatitis C virus to inhibitors of the p7 ion channel

S Griffin, C StGelais, AM Owsianka, AH Patel… - Hepatology, 2008 - journals.lww.com
The hepatitis C virus (HCV) p7 protein plays a critical role during particle formation in cell
culture and is required for virus replication in chimpanzees. The discovery that it displayed …

Signal peptide cleavage and internal targeting signals direct the hepatitis C virus p7 protein to distinct intracellular membranes

S Griffin, D Clarke, C McCormick, D Rowlands… - Journal of …, 2005 - Am Soc Microbiol
The hepatitis C virus (HCV) p7 protein forms an amantadine-sensitive ion channel required
for viral replication in chimpanzees, though its precise role in the life cycle of HCV is …

The p7 polypeptide of hepatitis C virus is critical for infectivity and contains functionally important genotype-specific sequences

A Sakai, MS Claire, K Faulk… - Proceedings of the …, 2003 - National Acad Sciences
The role of the hepatitis C virus (HCV) p7 protein in the virus life cycle is not known. Previous
in vitro data indicated that this 63-aa polypeptide is located in the endoplasmic reticulum …

Inhibition of hepatitis C virus p7 membrane channels in a liposome-based assay system

C StGelais, TJ Tuthill, DS Clarke, DJ Rowlands… - Antiviral research, 2007 - Elsevier
Chemotherapy for patients chronically infected with hepatitis C virus (HCV) is ineffective in
over 50% of cases, generating a high demand for new drug targets. The p7 protein of HCV …

NMR structure and ion channel activity of the p7 protein from hepatitis C virus

R Montserret, N Saint, C Vanbelle, AG Salvay… - Journal of Biological …, 2010 - ASBMB
The small membrane protein p7 of hepatitis C virus forms oligomers and exhibits ion
channel activity essential for virus infectivity. These viroporin features render p7 an attractive …

The p7 protein of hepatitis C virus forms structurally plastic, minimalist ion channels

DE Chandler, F Penin, K Schulten, C Chipot - 2012 - journals.plos.org
Hepatitis C virus (HCV) p7 is a membrane-associated oligomeric protein harboring ion
channel activity. It is essential for effective assembly and release of infectious HCV particles …