Table 2. Ka/Ks analysis and estimated divergence time of PEBP genes pairs in common wheat and its progenitors.

Paralogous pairs	Origin	Ka	Ks	Ka/Ks	Divergence time (mya)
TaPEBP10-TaPEBP11	AABBDD	NA	NA	NA	NA
TaPEBP30-TaPEBP31	AABBDD	0.01	0.07	0.20	5.64
TaPEBP31-TaPEBP32	AABBDD	0.05	0.21	0.22	16.48
TaPEBP32-TaPEBP33	AABBDD	0.07	0.28	0.24	21.33
TaPEBP36-TaPEBP37	AABBDD	0.04	0.18	0.22	14.08
TaPEBP36-TaPEBP38	AABBDD	0.05	0.17	0.30	13.21
TaPEBP37-TaPEBP38	AABBDD	0.04	0.19	0.23	14.77
AetPEBP13-AetPEBP14	DD	1.05	0.86	1.23	65.82
AetPEBP13-AetPEBP15	DD	0.09	0.16	0.56	12.11
AetPEBP14-AetPEBP15	DD	1.01	0.98	1.03	75.39