RAP1A and babesiosis: Both sbp-2 and rap-1a genes have been employed as good markers for establishing phylogeographic patterns on the large scale and beneficial for epidemiological study of babesiosis (AbouLaila et al., 2010; Terkawi et al., 2011a; Cao et al., 2012; Moumouni et al., 2015; Zhou et al., 2016).