 Y1a with an additional T16189C mutation is common among the Nivkhs and among several Tungusic peoples (Hezhen in the PRC, Ulchi, Udegey, Even in the basins of the Kolyma and Indigirka rivers).Y1a1 has been observed in at least five Uyghurs, a Kyrgyz, a Buryat in Buryat Republic, a Hezhen in China, an Udegey, three Evenks in Taimyr, and two Yakuts in central Sakha Republic.Y1a2 has been observed in Koryaks and in an Even in Kamchatka.