TABLE 4.

Estimates of dN/dS for SC and SI branches separately, for loci concatenated within each broad class of genes.

Class	# genes	# codons	Null model	Variable rate model	2*LnL	p-value	SI-branch dN/dS	SC-branch dN/dS	Internal Branch	SC–SI diff.
GR	16221	6619178	−28576265.18	−28575900.38	729.61282	<1 × 10x−16	0.2224	0.2617	0.1901	0.0392
RP	904	110171	−478937.9344	−478932.4222	11.024336	0.00404	0.2285	0.2623	0.1999	0.0338
VG	1300	78355	−344551.0442	−344546.389	9.310318	0.00951	0.2267	0.2042	0.1850	−0.0225

Results are from 3 ratio model in PAML, with input species tree: [(Slyc #1, Spim #1), (Spen #2, Shab #2)].