Figure 4From: Origin and evolution of gene families in Bacteria and Archaea(a) G(k) for Bacteria clustered at E cut = 1e-20 and f min = 0.7. (b) for Bacteria clustered as above. Symbols indicate clusters (•); black line indicates mean . The most common annotation for each cluster above the gray dashed line is given in Additional File 1, Table 7.Back to article page