Origin of mitochondrial DNA diversity of domestic yaks

doi:10.1186/1471-2148-6-73

BMC Evolutionary Biology

Volume 6

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Research article

Origin of mitochondrial DNA diversity of domestic yaks

Songchang Guo¹^,3 , Peter Savolainen² , Jianping Su¹ , Qian Zhang⁴ , Delin Qi¹ , Jie Zhou⁵ , Yang Zhong⁵ , Xinquan Zhao¹ and Jianquan Liu¹^,4

¹Key Laboratory of Qinghai-Tibetan Plateau Ecological Adaptation, Northwest Plateau Institute of Biology, Chinese Academy of Sciences, Xining 810001, Qinghai, China

²Department of Biotechnology, Royal Institute of Technology (KTH), 10691 Stockholm, Sweden

³Graduate School of the Chinese Academy of Sciences, Beijing 100039, China

⁴Key Laboratory of Arid and Grassland Ecology, College of Life Science, Lanzhou University, Lanzhou 730000, China

⁵Key Laboratory of Biodiversity Science and Ecological Engineering, School of Life Sciences, Fudan University, Shanghai 200433, China

author email corresponding author email

BMC Evolutionary Biology 2006, 6:73doi:10.1186/1471-2148-6-73


Published:	22 September 2006

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Additional File 1:

The 50 % majority-rule consensus tree of 10000 trees with 159 steps, a consistency index (CI) of 0.560, and a retention index (RI) of 0.895. These trees were produced by the maximum parsimony analyses in PAUP* 4.0b10.

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Additional File 2:

The estimated coalescent time of two deep divergent lineages. These timescales were calculated through Bayesian analyses assuming the constant size and exponential growth model based on the calibration point between yak and bison (1.8 myr)

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Additional File 3:

The estimated domestication time in five major clades. These timescales were calculated according to the three assumed different mutation rates.

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