Haplogroup D-Z27276

Haplogroup D-Z27276 also known as Haplogroup D1a1 is a Y-chromosome haplogroup. It is one of two branches of Haplogroup D1, one of the descendants of Haplogroup D. The other is D-M55 which is only found in Japan.

Haplogroup D-Z27276
Possible time of origin	30,000-40,000YBP[1]
Possible place of origin	East Asia
Ancestor	（Grandparent）D
Descendants	D-M15, D-P99
Defining mutations	Z27276, Z27283, Z29263
Highest frequencies	Tibetans

Likely migration route of haplogroup D according to Haber et al. 2019

Migration route of haplogroup D

This group is found in about 46.6% Tibetan people.^[2] It branched off D-M55 35,000-40,000 years before present or already 53,000 years before present.^[1][3]

One sample of a subgroup of D-Z27276 was also found among ancient samples of the Koban culture between Russia and Georgia.^[4]

Phylogenetic tree

By ISOGG tree（Version: 14.151）.^[5]

• DE (YAP)
  • D (CTS3946)
    • D1 (M174/Page30, IMS-JST021355, Haplogroup D-M174)
      • D1a (CTS11577)　
        • D1a1 (F6251/Z27276)
          • D1a1a (M15)　Tibet, Altai Republic, Mainland China
            • D1a1a (F849)
              • D1a1a1 (N1)
                • D1a1a1a (Z27269)
                  • D1a1a1a1 (PH4979)
                    • D1a1a1a1a2 (F729)
                      • D1a1a1a1a2a (F17412)
                        • D-F17412* Tibetan (Chamdo^[6]), Taiwan^[6]
                        • D-MF10280 Sichuan,^[6] Japan (Osaka)^[6]
                      • D1a1a1a1a2b (Y62194)
                        • D1a1a1a1a2b1 (F17409) Tibetan (Chamdo^[6]), Sichuan^[6]
                        • D1a1a1a1a2b2 (Y62517)
                          • D1a1a1a1a2b2a (F16077) Tibetan (Shigatse,^[6] Shannan,^[6] Lhasa^[6])
                          • D1a1a1a1a2b2b (Y69263)
                            • D1a1a1a1a2b2b1 (Y161914) Tibetan (Chamdo^[6]), Zhejiang^[6]
                            • D1a1a1a1a2b2b2 (Y61759) Uzbekistan^[6]
                  • D1a1a1a2 (Z31591) Tibetan (Shigatse,^[6] Lhasa^[6])
              • D1a1a2 (F1070) Guangdong,^[6] Xishuangbanna (Dai)^[6]
          • D1a1b (P99)　Tibet, Mongol, Central Asia, Altai Republic, Mainland China
        • D1a2 (Z3660)
          • D1a2a (M64.1/Page44.1, M55) 　 Japan（Yamato people、Ryukyuan people、Ainu people）
          • D1a2b (Y34637)　Andaman Islands（Onge people, Jarawa people）^[7][6]
      • D1b (L1378) 　 Philippines^[8]
    • D2 (A5580.2) 　Nigeria, Saudi Arabia, African Americans in the United States, Syria^[9][10]