CDC42 Use in Viral Cell Entry Processes by RNA Viruses

The cellular actin cytoskeleton presents a barrier that must be overcome by many viruses, and it has become increasingly apparent many viral species have developed a diverse repertoire of mechanisms to hijack cellular actin-regulating signalling pathways as part of their cell entry processes. The Rh...

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Main Authors: Thomas Swaine, Matthias T. Dittmar
Format: Article
Language:English
Published: MDPI AG 2015-12-01
Series:Viruses
Subjects:
Online Access:http://www.mdpi.com/1999-4915/7/12/2955
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author Thomas Swaine
Matthias T. Dittmar
author_facet Thomas Swaine
Matthias T. Dittmar
author_sort Thomas Swaine
collection DOAJ
description The cellular actin cytoskeleton presents a barrier that must be overcome by many viruses, and it has become increasingly apparent many viral species have developed a diverse repertoire of mechanisms to hijack cellular actin-regulating signalling pathways as part of their cell entry processes. The Rho family GTPase Cdc42 is appreciated as a key moderator of cellular actin dynamics, and the development of specific Cdc42-inhibiting agents has given us an unprecedented ability to investigate its individual role in signalling pathways. However, investigative use of said agents, and the subsequent characterisation of the role Cdc42 plays in viral entry processes has been lacking. Here, we describe the current literature on the role of Cdc42 in human immunodeficiency virus (HIV)-1 cell entry, which represents the most investigated instance of Cdc42 function in viral cell entry processes, and also review evidence of Cdc42 use in other RNA virus cell entries, demonstrating prime areas for more extensive research using similar techniques.
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spelling doaj.art-a80c84f07b214cf3a3c8d94f949132ee2022-12-22T00:34:49ZengMDPI AGViruses1999-49152015-12-017126526653610.3390/v7122955v7122955CDC42 Use in Viral Cell Entry Processes by RNA VirusesThomas Swaine0Matthias T. Dittmar1Queen Mary University of London, Barts and The London School of Medicine and Dentistry, Blizard Institute, 4 Newark Street, London E1 2AT, UKQueen Mary University of London, Barts and The London School of Medicine and Dentistry, Blizard Institute, 4 Newark Street, London E1 2AT, UKThe cellular actin cytoskeleton presents a barrier that must be overcome by many viruses, and it has become increasingly apparent many viral species have developed a diverse repertoire of mechanisms to hijack cellular actin-regulating signalling pathways as part of their cell entry processes. The Rho family GTPase Cdc42 is appreciated as a key moderator of cellular actin dynamics, and the development of specific Cdc42-inhibiting agents has given us an unprecedented ability to investigate its individual role in signalling pathways. However, investigative use of said agents, and the subsequent characterisation of the role Cdc42 plays in viral entry processes has been lacking. Here, we describe the current literature on the role of Cdc42 in human immunodeficiency virus (HIV)-1 cell entry, which represents the most investigated instance of Cdc42 function in viral cell entry processes, and also review evidence of Cdc42 use in other RNA virus cell entries, demonstrating prime areas for more extensive research using similar techniques.http://www.mdpi.com/1999-4915/7/12/2955Cdc42Rho GTPaseHIV-1cell entryRNA virusRSVEbola viruscoronavirusrotavirus
spellingShingle Thomas Swaine
Matthias T. Dittmar
CDC42 Use in Viral Cell Entry Processes by RNA Viruses
Viruses
Cdc42
Rho GTPase
HIV-1
cell entry
RNA virus
RSV
Ebola virus
coronavirus
rotavirus
title CDC42 Use in Viral Cell Entry Processes by RNA Viruses
title_full CDC42 Use in Viral Cell Entry Processes by RNA Viruses
title_fullStr CDC42 Use in Viral Cell Entry Processes by RNA Viruses
title_full_unstemmed CDC42 Use in Viral Cell Entry Processes by RNA Viruses
title_short CDC42 Use in Viral Cell Entry Processes by RNA Viruses
title_sort cdc42 use in viral cell entry processes by rna viruses
topic Cdc42
Rho GTPase
HIV-1
cell entry
RNA virus
RSV
Ebola virus
coronavirus
rotavirus
url http://www.mdpi.com/1999-4915/7/12/2955
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