Duplicate gene evolution, homoeologous recombination, and transcriptome characterization in allopolyploid cotton

BMC Genomics

Table 2 Molecular evolution in diploid and allopolyploid cotton

Comparision	Number of Contigs¹	Total sites	Mean dS (Standard Dev.)	Mean dN (Standard Dev.)	Mean dN/dS (Standard Dev.)
A₂ vs. D₅	12,517	13,867,911	0.036 (0.032)	0.009 (0.009)	0.308 (0.412)
A_T vs D_T - G. barbadense	7,151	9,843,949	0.040 (0.030)	0.009 (0.009)	0.289 (0.354)
A_T vs D_T - G. hirsutum	7,972	11,726,538	0.039 (0.031)	0.010 (0.010)	0.317 (0.411)
A₂ vs A_T - G. barbadense	9,406	11,387,549	0.005 (0.01)	0.002 (0.003)	0.214 (0.313)
A₂ vs A_T - G. hirsutum	9,997	12,421,297	0.006 (0.01)	0.002 (0.004)	0.263 (0.409)
D₅ vs D_T - G. barbadense	9,236	12,237,260	0.009 (0.019)	0.003 (0.004)	0.240 (0.318)
D₅ vs D_T - G. hirsutum	9,979	13,980,550	0.010 (0.014)	0.003 (0.005)	0.290 (0.409)

¹See Molecular evolution section in the Materials and Methods for further detail about contig selection.

ISSN: 1471-2164