Table 4

McDonald-Kreitman test for selection

Differences

S

N

N/S


Polymorphic

240

319

1.33

Fixed

1,472.5

3,262.5

2.22


The number of synonymous (S) and non-synonymous (N) substitutions within GiBV (polymorphic) and between GiBV and GfBV (fixed) are shown. p = 3 × 10-8, Fisher's exact test.

Desjardins et al. Genome Biology 2008 9:R183   doi:10.1186/gb-2008-9-12-r183

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