基于转录组数据揭示4种兜兰的全基因组复制历史

王蒙, 王婷, 夏增强, 李廷章, 金效华, 严岳鸿, 陈建兵

Revealing the New Whole-genome Duplication Event of Four Paphiopedilum Species Based on Transcriptome Data

Meng Wang, Ting Wang, Zengqiang Xia, Tingzhang Li, Xiaohua Jin, Yuehong Yan, Jianbing Chen

表4 基于Ks峰值对全基因组复制(WGD)事件进行定年

Table 4 Dating the whole-genome duplication (WGD) event using Ks distribution peaks

Species Name of WGD Mean (Ks) Age of WGD calculated by Ks mean value (Mya) Age of WGD with 95% confidence interval (Mya) Paphiopedilum concolor WGD3 0.5161 38.19 37.35-39.03 WGD2 0.8236 60.95 60.06-61.83 WGD1 1.5043 111.32 108.91-113.72 P. hirsutissimum WGD3 0.5407 40.01 38.98-41.04 WGD2 0.8544 63.22 62.19-64.26 WGD1 1.5894 117.61 114.56-120.67 P. malipoense WGD3 0.6196 45.85 45.24-46.46 WGD2 1.0026 74.19 73.39-74.99 WGD1 1.6186 119.77 118.64-120.91 P. armeniacum WGD3 0.5664 41.92 41.28-42.56 WGD2 0.8825 65.31 64.43-66.19 WGD1 1.4888 110.17 108.42-111.91