(A) The EHH decay plot for i, a neutral site outside the selective sweep; and ii, a site in the middle of the SCL24A5 gene, which shows strong evidence of positive selection in Europeans (Eur). Afr, Africans; Chn, Chinese.
(B) iES plotted against physical distance, back to back for Europeans and Africans.
(C) Signals of positive selection shown in the plot of Rsb (European/African) against physical distance.