To further analyze the affinities of the barley WD40 families, 164 protein sequences identified as HvWD40s were used to construct a phylogenetic tree (Fig.2). It was divided into 11 groups (clusters A–K) containing 9, 21, 3, 14, 6, 17, 2, 19, 23, 2, and 48 members. The 164...