Fig. 6From: Genome-wide survey of sucrose non-fermenting 1-related protein kinase 2 in Rosaceae and expression analysis of PbrSnRK2 in response to ABA stressDistribution of mean Ka/Ks and Ka values of SnRK2 genes in Rosaceae. a Ks values indicating the times of SnRK2 gene evolution in Rosaceae. b Ka/Ks ratios indicating the driving forces of SnRK2 gene evolution in RosaceaeBack to article page