Ecological genomics in Xanthomonas: the nature of genetic adaptation with homologous recombination and host shifts

Table 3 Distributions of positively selected genes and tree topologies in Xanthomonas

		Separation of species groups
		Agree	Disagree	Fisher’s exact test
*X. citri*
	Positively selected	126	2	P = 1
	Non-positively selected	2660	63
*X. campestris*
	Positively selected	52	2	P = 0.3503
	Non-positively selected	2734	63
Total
	Positively selected	175	4	P = 1
	Non-positively selected	2611	61

ISSN: 1471-2164