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. 2011 Jun 28;6(6):e21683. doi: 10.1371/journal.pone.0021683

Figure 1. Enzymes are enriched in bacterial essential genes.

Figure 1

(A) Averaged percentage of enzymes in essential and non-essential genes. (B) Percentages of enzymes in the 14 genomes in which large-scale gene essentiality screens have been performed.