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Table 1 Numbers of synonymous and nonsynonymous substitution per site (dN/dS) in H3N2 HA

From: Long intervals of stasis punctuated by bursts of positive selection in the seasonal evolution of influenza A virus

Protein sites

dN/dS ratio; tree partition

 

All branches

Trunk branches

Other branches

H3N2 HA

0.27 ± 0.02

0.35 ± 0.08

0.26 ± 0.02

H3N2 HA1

0.37 ± 0.04

0.57 ± 0.15

0.34 ± 0.04

H3N2 HA2

0.13 ± 0.02

0.10 ± 0.05

0.14 ± 0.03

H3N2 epitopes

0.63 ± 0.09

1.85 ± 0.82

0.53 ± 0.08

H3N2 non-epitopes

0.15 ± 0.02

0.09 ± 0.04

0.16 ± 0.02