Research Article

Whole-Genome Duplication and Purifying Selection Contributes to the Functional Redundancy of Auxin Response Factor (ARF) Genes in Foxtail Millet (Setaria italica L.)

Figure 2

Collinear analysis of SiARF genes. Genome-wide collinear genes in Setaria italica were marked with grey lines. SiARF whole-genome duplication gene pairs were emphasized by red lines.