Table 2.

Characteristics of differentially methylated genes (DMGs) and non-DMGs in S. invicta.

traitDMGs (mean ± s.e.; gene count)non-DMGs (mean ± s.e.; gene count)Mann–Whitney U-test p-value
fractional coding sequence methylation0.186 ± 0.003; 25180.255 ± 0.005; 1705<0.0001
fractional gene body (exons + introns) methylation0.174 ± 0.002; 25210.240 ± 0.004; 1718<0.0001
coding sequence length1888.09 ± 31.07; 25181254.34 ± 29.27; 1705<0.0001
gene body length3869.21 ± 74.75; 25212483.83 ± 67.44; 1718<0.0001
gene expression coefficient of variation0.167 ± 0.002; 10680.160 ± 0.002; 8360.0022
non-synonymous substitutions per non-synonymous site (dN)0.033 ± 0.001; 17280.037 ± 0.001; 10120.0046
synonymous substitutions per synonymous site (dS)0.344 ± 0.004; 17270.375 ± 0.005; 1012<0.0001
dN/dS0.101 ± 0.002; 17250.102 ± 0.003; 10120.7962