Insights on Zika virus envelope gene conservation in American outbreaks
Phylogenetic studies with Zika virus (ZIKV) have been conducted in Brazil. In this study, we sequenced 8 new sequences of the ZIKV envelope (E) gene from strains of cases from the Paraná and Mato Grosso do Sul states in 2016. A low phylogenetic signal was observed, with more than 40% of unresolved q...
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Veröffentlicht in: | Brazilian journal of microbiology 2020-12, Vol.51 (4), p.1601-1605 |
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Format: | Artikel |
Sprache: | eng |
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Zusammenfassung: | Phylogenetic studies with Zika virus (ZIKV) have been conducted in Brazil. In this study, we sequenced 8 new sequences of the ZIKV envelope (E) gene from strains of cases from the Paraná and Mato Grosso do Sul states in 2016. A low phylogenetic signal was observed, with more than 40% of unresolved quartets, and the Maximum Likelihood Tree grouped all sequences in the Brazilian branches within the Asian genotype. In addition, a Shannon entropy analysis was conducted, showing a high stability in the E protein through the ZIKV polyprotein. Taken together, these results suggest a high degree of conservation in the ZIKV E gene from the recent American outbreaks. |
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ISSN: | 1517-8382 1678-4405 |
DOI: | 10.1007/s42770-020-00349-3 |