Figure 4From: Transcriptional abundance is not the single force driving the evolution of bacterial proteinsPrincipal component plot of S. aureus. Functional factors (ESS and PPA) and transcriptional abundance (CAI and EL) grouped together and strongly contributed to the PC2 that is opposite to that of the ER. Similarity, SLM, TMH and HS cooperatively and negatively affected the ER at the PC2.Back to article page