Figure 3From: Archaeal phylogeny based on proteins of the transcription and translation machineries: tackling the Methanopyrus kandleri paradoxUnrooted neighbor-joining phylogenetic tree of the RNA polymerase subunits A' and A" computed from a Γ-corrected matrix of distances. (a) Polymerase A'; (b) polymerase A". Numbers close to nodes are bootstrap proportions. The scale bars represent the number of changes per position per unit branch length.Back to article page