Figure 6From: Mutational pressure dictates synonymous codon usage in freshwater unicellular α - cyanobacterial descendant Paulinella chromatophora and β - cyanobacterium Synechococcus elongatus PCC6301 PR2 bias plots. (a) PR2 bias plot of 768 PCG in P. chromatophora. (b) PR2 bias plot of 2342 PCG in S. elongatus genome.Back to article page