Inferring nonneutral evolution from contrasting patterns of polymorphisms and divergences in different protein coding regions of enterovirus 71 circulating in Taiwan during 1998-2003

Table 4 Polymorphism and divergence in the 5' untranslated region (UTR) and 3C regions of enterovirus (EV) 71-C

	Div-S	Div-UTR	Poly-S	Poly-UTR	P^A	Poly-S^B	Poly-UTR^B	P^C
CA8 vs. EV71-C2	63.4	48.7	64	49	0.95	29	10	0.045*
EV71-C1 vs. -C2	31.6	29	64	49	0.60	29	10	0.026*

Div-S, the number of divergent silent changes in 3C after correction by the modified Nei and Gojobori method.
Div-UTR, the number of divergent changes in the 5'UTR after correction by the Juke and Canter method.
Poly-S, the number of polymorphic silent changes in 3C.
Poly-UTR, the number of polymorphic changes in the 5'UTR.
A, Chi-square probability using all polymorphisms.
B, the number of changes excluding singletons.
C, Chi-square probability excluding singleton polymorphisms.

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