 The Hezhen sample included ten individuals, whose mtDNA haplogroups are Y1a x 4, C5 x 1, C5d1 x 1, C4b3a x 1, D4o2a1 x 1, B5b2a1b x 1, and F1d x 1.The Oroqen sample also included ten individuals, whose mtDNA haplogroups are D3 x 4, B4d x 1, C4a1 x 1, F1b1 x 1, F1c x 1, J1c10a1 x 1, and M11 x 1.The Xibo sample included nine individuals, whose mtDNA haplogroups are C5d1 x 2, C5a1 x 1, C4a1'5 x 1, D4b2 x 1, F1a1c x 1, R11b x 1, U4a2a1 x 1, and Z3a x 1.