Physical Aspects of Viral Membrane Fusion

Enveloped viruses commonly employ membrane fusion during cell penetration in order to deliver their genetic material across the cell boundary. Large conformational changes in the proteins embedded in the viral membrane play a fundamental role in the membrane fusion process. Despite the tremendously...

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Main Authors: Laura Wessels, Keith Weninger
Format: Article
Language:English
Published: Wiley 2009-01-01
Series:The Scientific World Journal
Online Access:http://dx.doi.org/10.1100/tsw.2009.76
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author Laura Wessels
Keith Weninger
author_facet Laura Wessels
Keith Weninger
author_sort Laura Wessels
collection DOAJ
description Enveloped viruses commonly employ membrane fusion during cell penetration in order to deliver their genetic material across the cell boundary. Large conformational changes in the proteins embedded in the viral membrane play a fundamental role in the membrane fusion process. Despite the tremendously wide variety of viruses that contain membranes, it appears that they all contain membrane fusion protein machinery with a remarkably conserved mechanism of action. Much of our current biochemical understanding of viral membrane fusion has been derived from high-resolution structural studies and solution-based in vitro assays in which viruses fuse with liposomes or cells. Recently, single-particle experiments have been used to provide measurements of details not available in the bulk assays. Here we focus our discussion on the key dynamical aspects of fusion protein structure, along with some of the experimental and computational techniques presently being used to investigate viral-mediated membrane fusion.
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spelling doaj-art-f9af4a15a3854b5397dd10cae2d63e652025-02-03T06:14:20ZengWileyThe Scientific World Journal1537-744X2009-01-01976478010.1100/tsw.2009.76Physical Aspects of Viral Membrane FusionLaura Wessels0Keith Weninger1Department of Physics, North Carolina State University, Raleigh, USADepartment of Physics, North Carolina State University, Raleigh, USAEnveloped viruses commonly employ membrane fusion during cell penetration in order to deliver their genetic material across the cell boundary. Large conformational changes in the proteins embedded in the viral membrane play a fundamental role in the membrane fusion process. Despite the tremendously wide variety of viruses that contain membranes, it appears that they all contain membrane fusion protein machinery with a remarkably conserved mechanism of action. Much of our current biochemical understanding of viral membrane fusion has been derived from high-resolution structural studies and solution-based in vitro assays in which viruses fuse with liposomes or cells. Recently, single-particle experiments have been used to provide measurements of details not available in the bulk assays. Here we focus our discussion on the key dynamical aspects of fusion protein structure, along with some of the experimental and computational techniques presently being used to investigate viral-mediated membrane fusion.http://dx.doi.org/10.1100/tsw.2009.76
spellingShingle Laura Wessels
Keith Weninger
Physical Aspects of Viral Membrane Fusion
The Scientific World Journal
title Physical Aspects of Viral Membrane Fusion
title_full Physical Aspects of Viral Membrane Fusion
title_fullStr Physical Aspects of Viral Membrane Fusion
title_full_unstemmed Physical Aspects of Viral Membrane Fusion
title_short Physical Aspects of Viral Membrane Fusion
title_sort physical aspects of viral membrane fusion
url http://dx.doi.org/10.1100/tsw.2009.76
work_keys_str_mv AT laurawessels physicalaspectsofviralmembranefusion
AT keithweninger physicalaspectsofviralmembranefusion