Figure 2From: Reconstructing phylogeny from metabolic substrate-product relationshipsReconstructed phylogeny. Left: Our reconstruction. Right: Reconstruction by Ciccarelli et al. [20] using the 31 universal protein families. Reprinted with permission from AAAS. Bacteria (purple), Archaea (green), thermo Archaea (yellow green), Metazoa (pink).Back to article page