Table 3.

Results of the B. tabaci Sternorrhyncha expanded ST site-based molecular evolution analyses.

Clade	Nested model pair	Model name	Parameters estimated	lnL
Clade 1	1	M0: One ω among sites	ω = 0.08565	−22212.672057
		M3: Variable ω among sites	p0 = 0.11391, p1 = 0.47220 (p2 = 0.41388) ω0 = 0.00881, ω1 = 0.05765, ω2 = 0.15312	−21809.015449*
	2	M1a: Nearly neutral	p0 = 0.95290 (p1 = 0.04710) ω0 = 0.10976 (ω1 = 1.00000)	−22206.064429
		M2a: Postitive selection	p0 = 0.95290, p1 = 0.03354 (p2 = 0.01355) ω0 = 0.10976 (ω1 = 1.00000), ω2 = 1.00000	−22206.064429
	3	M7: Beta	p = 1.41800, q = 13.68970	−21797.997485
		M8: Beta, ω > 1	p0 = 0.99999 (p1 = 0.00001) p = 1.41800, q = 13.68970, ω = 9.73852	−21797.999860
Clade 2	1	M0: One ω among sites	ω = 0.14018	−30918.813043
		M3: Variable ω among sites	p0 = 0.18944, p1 = 0.47675 (p2 = 0.33382) ω0 = 0.02313, ω1 = 0.11269, ω2 = 0.28290	−30277.286454*
	2	M1a: Nearly neutral	p0 = 0.89488 (p1 = 0.10512) ω0 = 0.16426 (ω1 = 1.00000)	−30824.131640
		M2a: Postitive selection	p0 = 0.89488, p1 = 0.05342 (p2 = 0.05171) ω0 = 0.16426 (ω1 = 1.00000), ω2 = 1.00000	−30824.131640
	3	M7: Beta	p = 1.23340, q = 6.76221	−30253.861908
		M8: Beta, ω > 1	p0 = 0.99999 (p1 = 0.00001) p = 1.23339, q = 6.76220, ω = 33.38611	−30253.864820

Model pairs are grouped and numbered. Pair 1 tests for variable ω among sites. Pair 2 and 3 test for positive selection. An asterisk indicates a statistically significant improvement in the model pair (P < 0.05).