The small extracellular loop of CD81 is necessary for optimal surface expression of the large loop, a putative HCV receptor

F Masciopinto, S Campagnoli, S Abrignani, Y Uematsu… - Virus Research, 2001 - Elsevier
receptor for hepatitis C virus (HCV), because it has been shown to bind ‘bona fide’ HCV
membrane four times forming two extracellular loops: a small (SEL) and a large one (LEL). …

[HTML][HTML] Mechanism of structural tuning of the hepatitis C virus human cellular receptor CD81 large extracellular loop

ES Cunha, P Sfriso, AL Rojas, P Roversi, M Orozco… - Structure, 2017 - cell.com
… flexibility is exploited by HCV at cell entry, with the … virus-receptor complex to transit into the
fusogenic state. Our study provides insights into the influential role of hCD81 LEL on the HCV

[HTML][HTML] CD81 receptor regions outside the large extracellular loop determine hepatitis C virus entry into hepatoma cells

P Banse, R Moeller, J Bruening, L Lasswitz, S Kahl… - Viruses, 2018 - mdpi.com
… To understand which tetraspanin backbone domains caused the observed deficiency in
HCV receptor function, we determined the sequence divergence of all tested chimeras from …

Structural insights into hepatitis C virus receptor binding and entry

A Kumar, RA Hossain, SA Yost, W Bu, Y Wang… - Nature, 2021 - nature.com
… between HCV E2 and the large extracellular loop (LEL) of the cellular receptor CD81 (CD81-…
, which allows for the extension of an internal loop consisting of residues 520–539. Docking …

Protein-dynamics of the putative HCV receptor CD81 large extracellular loop

A Neugebauer, CDP Klein, RW Hartmann - Bioorganic & medicinal …, 2004 - Elsevier
… a likely receptor for the binding of hepatitis C virus (HCV) to hepatocytes and therefore a
possible target for novel anti-HCV drugs. The two published X-ray structures of the HCV binding …

Hepatitis C virus entry: beyond receptors

LW Meredith, GK Wilson, NF Fletcher… - Reviews in medical …, 2012 - Wiley Online Library
… SR-BI is a Mr 82 000 glycoprotein with a large extracellular loop anchored to the plasma
membrane at both the N-termini and C-termini by transmembrane domains with short …

Hepatitis C virus entry: potential receptors and their biological functions

L Cocquerel, C Voisset… - Journal of General …, 2006 - microbiologyresearch.org
… domains, short intracellular domains and two extracellular loops called the small extracellular
loop (SEL) and the large extracellular loop (LEL). The LEL contains characteristic motifs, …

In search of hepatitis C virus receptor (s)

M Flint, ER Quinn, S Levy - Clinics in Liver Disease, 2001 - liver.theclinics.com
receptors for HCV remains controversial. Lack of an efficient cell-culture system for the
replication of HCV … of molecules involved in the entry of HCV into cells. The traditional method of …

[HTML][HTML] Roles of lipoprotein receptors in the entry of hepatitis C virus

J Lyu, H Imachi, K Fukunaga, T Yoshimoto… - World Journal of …, 2015 - ncbi.nlm.nih.gov
… cell entry, CD81 teraspanin, which contains a small extracellular loop, a large extracellular
loop (LEL), four transmembrane domains and intracellular N- and C-terminal domains, plays …

Kinetics of HCV envelope proteins' interaction with CD81 large extracellular loop

H Nakajima, L Cocquerel, N Kiyokawa… - Biochemical and …, 2005 - Elsevier
… In this report, immobilized HCV envelope proteins and cell surface receptor CD81LEL will
be referred to as “ligand” and “analyte,” respectively. SPR and molecular mass on the sensor …