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Varicella-Zoster Virus Glycoprotein gE: Endocytosis and Trafficking of the Fc Receptor
Journal article   Open access   Peer reviewed

Varicella-Zoster Virus Glycoprotein gE: Endocytosis and Trafficking of the Fc Receptor

Julie K Olson, Richard A Santos and Charles Grose
The Journal of infectious diseases, Vol.178(Supplement-1), pp.S2-S6
11/1998
DOI: 10.1086/514255
PMID: 9852964
url
https://doi.org/10.1086/514255View
Published (Version of record) Open Access

Abstract

Varicella-zoster virus (VZV) encodes a functional cell membrane Fc receptor called glycoprotein gE. VZV gE resembles other mammalian cell membrane receptors, such as the mammalian Fc receptor. In further analyses by transient transfection, the cellular trafficking of VZV gE was compared to other cell surface receptors. VZV gE was shown to undergo endocytosis from the cell membrane when visualized by laser scanning confocal microscopy. The endocytosis and trafficking pathway of VZV gE followed closely the pathway defined for the human transferrin receptor. Receptor-mediated endocytosis of VZV gE was dependent on a YAGL motif in its cytoplasmic tail. In addition, VZV gE underwent receptor-mediated endocytosis when it bound the Fc portion of immunoglobulin. Thus, this detailed study of VZV gE cellular trafficking has revealed potential roles for gE during viral infection.

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