Table 3.

Results of site-based molecular evolution analysis of B. tabaci B AAAPs. Models are grouped and numbered. Group 1 is used to detect variable ω among sites; groups 2 and 3 are used to detect positive selection.

Nested Models		Parameters estimated	-InL
1	M0:Oneωamong sites	ω=0.06568	18430.96981
	M3: Variable ω among sites	p0 =0.33815, p1=0.45409 (p2=0.20776)	18018.503214*
		ω0=0.01425, ω1=0.06931 , ω2=0.19404
2	M1a:Nearly neutral	p0=0.9060 (p1=0.09396)	18332.01618
		ω0=0.09299 (ω1=1.00000)
	M2a:Postitive selection	p0 =0.90604, p1=0.09396 (p2=0.00000)	18332.01618
		ω0=0.09299 (ω1=1.00000), ω2=3.88083
3	M7:Beta	p=0.99519, q=11.52044	18012.81774
	M8:Beta, ω>1	p0=0.99999 (p1=0.00001)	18012.81954
		p=0.99522, q=11.52108, ω=1.00000

^* indicates P < 0.05.