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Figure 2 | BMC Evolutionary Biology

Figure 2

From: Inferring nonneutral evolution from contrasting patterns of polymorphisms and divergences in different protein coding regions of enterovirus 71 circulating in Taiwan during 1998-2003

Figure 2

Neighbor-joining (NJ) trees showing the phylogenetic relationships among human enterovirus (HEV)-A and enterovirus (EV) 71 isolates. The trees were constructed based on the nucleotide substitution model determined by the Akaike information criterion (AIC) using Modeltest 3.06 from the alignment of VP1 (A), 2A (B), 3C (C), and the 5' untranslated region (UTR) (D), respectively. Numbers, from left to right, close to the nodes are percentages of bootstrap support values of > 70% by the NJ and maximum-likelihood (ML) methods and percentages of support by Bayesian Inference (BI). The height and base length of the red triangles represent the sequence diversity and number of sequences, respectively, within each lineage. Dashes (--) indicate that the nodes were not supported by the method. Numbers of sequences in lineages 1, 2, 3, 4, 7, 8, and 9 are 216, 20, 44, 8, 105, 3, and 3, respectively.

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