Additional file 4.

Evolutionary history of the unshared sequence fragments along the Brucella evolutionary tree. Evolutionary history of the unshared sequence fragments along the Brucella evolutionary tree. The tree is represented as a cladogram with the same topology as that of the whole gene tree (Figure 1). Plots are generated using Mesquite.

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Audic et al. BMC Evolutionary Biology 2011 11:200   doi:10.1186/1471-2148-11-200