Figure 2From: Genome analysis of DNA repair genes in the alpha proteobacterium Caulobacter crescentusConsensus unrooted tree generated by the Neighbor-Joining distance method for the Phr protein. The symbol * indicates the beta proteobacteria in a different bacterial group. The circles highlight the main groups of Bacteria, Archaea and Eukarya. The homolog of C. crescentus is indicated inside the square box.Back to article page