Table 2. Polymorphism and neutral test of Pid3 orthologs.

Pid3 orthologs		Total sites	S	π	Tajima's D	Ka	Ks	Ka/Ks
All rice	Total	2778	110	0.585%	−1.63952	−1.58613	−1.63824	0.96819
	CC	300	12	0.473%	−1.76079	−1.84601	−0.88986	2.07449
	NBS	1080	37	0.481%	−1.71188	−2.06212*	−1.12712	1.82954
	LRR	1050	39	0.601%	−1.31948	−0.97568	−2.14213*	0.45547
Cultivated rice	Total	2778	27	0.372%	0.20057	0.04541	0.51546	0.08810
	CC	300	3	0.252%	−1.03446	−0.69098	−1.1173	0.62153
	NBS	1080	9	0.342%	0.69853	0.26384	0.93097	0.28341
	LRR	1050	10	0.351%	0.19314	0.19314	0	0
Wild rice	Total	2778	101	0.651%	−1.52933	−1.48135	−1.53105	0.96754
	CC	300	10	0.551%	−1.44664	−1.52506	−0.79238	1.92465
	NBS	1080	34	0.519%	−1.70834	−2.10354*	−1.11112	1.89318
	LRR	1050	37	0.666%	−1.30873	−0.99243	−2.04091*	0.48627

Note: S, number of segregating sites; π, nucleotide diversity; Statistical significance: * P<0.05; Not significant: 0.10>P>0.05; Ka: the rate of non-synonymous substitution, Ks: the rate of synonymous substitution.