TABLE 2

Summary statistics of population variation at vermilion and G6pd

vermilionG6pd
PopulationnS θ kDnS θ kD
Tanzania114013.6610.47–1.091072.472.44–0.051
Kenya133912.5710.09–0.8812103.312.53–0.970
Zimbabwe103211.3110.98–0.1411134.443.67–0.755
Cameroon123310.938.80–0.8312103.313.470.197
Italy (Europe)a12258.288.23–0.039103.684.781.390
Lesser Antilles12216.955.59–0.8612103.313.800.611
United Statesb12247.958.850.50

n is the number of alleles surveyed; S is the number of mutations; θ is S/a from Watterson (1975); k is the average number of pairwise differences; D is Tajima's D (1989).

  • a For g6pd, includes four alleles from France from Eanes et al. (1996).

  • b From Begun and Aquadro (1995).