Table 5

Total number of genes showing evidence of positive selection and recombination

Data set
PS
PS and R
PS and SPI
PS and IR

Between species
175
43 (25%)
20 (8%)
29 (11%)
S.agalactiae
10
4 (40%)
4 (40%)
0 (0%)
S.pyogenes
32
25 (78%)
21 (65%)
17 (53%)

PS, positive selection; R, recombination.

Lefébure and Stanhope Genome Biology 2007 8:R71   doi:10.1186/gb-2007-8-5-r71