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Cited by 264

The DOI matches its Crossref record; 42 of the 42 references it cites were found in a registry or an index.

Crystal Structure of the West Nile Virus Envelope Glycoprotein

Open access
Nybakken, Grant E., Nelson, Christopher A., Chen, Beverly R., Diamond, Michael S., Fremont, Daved H.·2006·Journal of Virology

Abstract

The envelope glycoprotein (E) of West Nile virus (WNV) undergoes a conformational rearrangement triggered by low pH that results in a class II fusion event required for viral entry. Herein we present the 3.0-Å crystal structure of the ectodomain of WNV E, which reveals insights into the flavivirus life cycle. We found that WNV E adopts a three-domain architecture that is shared by the E proteins from dengue and tick-borne encephalitis viruses and forms a rod-shaped configuration similar to that observed in immature flavivirus particles. Interestingly, the single N-linked glycosylation site on WNV E is displaced by a novel α-helix, which could potentially alter lectin-mediated attachment. The localization of histidines within the hinge regions of E implicates these residues in pH-induced conformational transitions. Most strikingly, the WNV E ectodomain crystallized as a monomer, in contrast to other flavivirus E proteins, which have crystallized as antiparallel dimers. WNV E assembles in a crystalline lattice of perpendicular molecules, with the fusion loop of one E protein buried in a hydrophobic pocket at the DI-DIII interface of another. Dimeric E proteins pack their fusion loops into analogous pockets at the dimer interface. We speculate that E proteins could pivot around the fusion loop-pocket junction, allowing virion conformational transitions while minimizing fusion loop exposure.

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Metadata

Authors
Nybakken, G. E., Nelson, C. A., Chen, B. R., Diamond, M. S., & Fremont, D. H.
Venue
Journal of Virology
Published
2006-12
Volume
80
Issue
23
Pages
11467-11474
ISSN
  • 0022-538X (ISSN-L)
  • 1098-5514
OpenAlex
W2102575242
Cited by
264
References
42
FWCI
18.02
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Crystal Structure of the West Nile Virus Envelope Glycoprotein. https://app.cochat.ai/papers/10.1128/jvi.01125-06
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Nybakken, G. E., Nelson, C. A., Chen, B. R., Diamond, M. S., & Fremont, D. H. (2006). Crystal Structure of the West Nile Virus Envelope Glycoprotein. Journal of Virology. https://doi.org/10.1128/jvi.01125-06

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