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. 2020 May 14;165(8):1739–1748. doi: 10.1007/s00705-020-04653-z

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Fig. 4 — The structural motifs in the predicted tertiary envelope proteins of the dengue virus. The colored regions indicate amino acid substitution related to increased virulence (D390N in red, R105Q in green) and the motif related to attachment and fusion (322 in orange). Blue colored regions indicate the predictive domain 3 portion of envelope proteins