Figure 1

Phylogenetic tree of the RND transporters AcrB, AcrF, AcrD, CusA, MdtF, MdtB, and MdtC from E. coli MG1655 and AcrB, AcrD, MdtB, MdtC, MdtV and MdtW from E. amylovora Ea1189. Multiple sequence alignment was performed using Clustal Omega [28] and the result visualized by FigTree [29].