TABLE 3

Estimates of divergence time of the homologous wheat genomes

LTR retrotransposonsDivergence time (MYA)SD
Shared in A genome
Pivu-10.380.11
Gujog-10.800.35
Nusif-10.970.29
Apiip-11.200.27
Sabrina-20.600.17
Fatimah-11.130.42
Sabrina-30.710.19
Ames-10.750.12
Fatimah-20.740.35
Average0.810.24
Shared in B genome
Ifis-10.370.22
Wis-10.550.16
Fatimah-10.570.15
Sabrina-10.240.10
Derami-10.380.16
Wis-20.370.13
Wis-30.570.16
Wis-40.780.18
Average0.480.16
Shared in D genome
Wilma-1p1.180.25
Angela-21.120.23
Sabrina-21.340.25
Angela-3s1.590.27
Angela-7p1.300.23
Latitude-1s1.740.20
Wham-1p1.860.32
Sabrina-4p1.130.23
Average1.390.28
• Full-length LTR retrotransposons that are colinear in the Glu-1 regions were used to calculate the divergence time of two homologous genomes. Divergence time was estimated as described in SanMiguel et al. (1998).