Additional file 2 of Identification and evolution of the plant sulfotransferase family

Additional file 2: Fig. S1 Rooted phylogenetic tree of plant and algal SOT genes. Fig. S2 Rooted phylogenetic tree of SOT genes in land plants. Fig. S3 Rooted phylogenetic tree of SULTs in land plants. Fig. S4 Predicted potential HGT candidate genes of bacterial origin in Cymbomonas tetramitiformis. Fig. S5 Synteny analysis of SOT genes in Cucurbitaceae. Fig. S6 Representative domain analysis of CsaSOT1 and CsaSOT2 in the InterPro database.