The Tsp RI site and digestion of Tsp RI. (A) The Tsp RI site (NNCASTGNN in the green box; N = A, T, C, G; S = C, G) of cytochrome b in the western clade and B. gargarizans. (B) Digestion of Tsp RI in B. bankorensis (Bu) and B. gargarizans (BG). BG1, BG2, BG3, BG4, Bu7, Bu8, Bu9, Bu10, Bu11, and Bu12 represent different individual samples in each group. BG1, BG2, BG3, BG4 are from China. Bu7, Bu8, Bu9, Bu10, Bu11, and Bu12 are from the Jhuzihu area, Taiwan (labeled location number 1 in Table 1).