Table 1.
Genes with or without SD in E. coli K12
| Number of genes | Percentage of genes with SD | Percentage of genes without SD | |
| All E. coli genes | 4,133 | 69.66 | 30.34 |
| Highly expressed genes (HEG) from E. coli (1) | 253 | 81.03 | 18.97 |
| Horizontally transferred genes (HGT) from E. coli (2) | 310 | 68.39 | 31.61 |
| Mean and standard deviation of 100 sets of 300 genes randomly selected from E. coli | 300 | 69.04 ± 2.58 | 30.96 ± 2.58 |
Number of genes and percentage of genes with the Shine-Dalgarno motif from E. coli K12.
(1) HEG extracted from the HEG-DB http://genomes.urv.es/HEG-DB[39]
(2) HGT extracted from the HGT-DB http://genomes.urv.es/HGT-DB[40]
Abbreviations: SD, Shine-Dalgarno