Table 3. Distribution of important genome features among actinomycetes with complete genome sequence.
| Mce proteins | PE/PPE/PGRS | Cytochrome P450 | Protocatechuate dioxygenase | Homogentisate dioxygenase | |
| Mycobacterium leprae TN | 5 | 4 | 0 | 0 | 0 |
| Mycobacterium tuberculosis H37Rv | 21 | 176 | 20 | 0 | 0 |
| Mycobacterium abscessus ATCC 19977 | 44 | 12 | 25 | 0 | 1 |
| Mycobacterium smegmatis str. MC2 155 | 1 | 0 | 0 | 0 | 0 |
| Nocardia farcinica IFM 10152 | 36 | 0 | 26 | 0 | 0 |
| Nocardia cyriacigeorgica GUH-2 | 40 | 4 | 6 | 1 | 1 |
| Nocardia brasiliensis HUJEG-1 | 33 | 3 | 58 | 2 | 1 |
| Rhodococcus equi ATCC 33707 | 13 | 4 | 4 | 3 | 2 |
| Streptomyces griseus subsp. griseus NBRC 13350 | 6 | 0 | 26 | 0 | 1 |
| Micromonospora aurantiaca ATCC 27029 | 0 | 0 | 14 | 0 | 1 |
| Amycolatopsis mediterranei U32 | 0 | 0 | 54 | 3 | 0 |
| Escherichia coli O157:H7 str. EC4115 | 0 | 0 | 0 | 0 | 0 |
As an external control we used Escherichia coli.