TABLE 1.
Predicted bug and tctBA homologs in bacterial genomes
| Bacterial species | No. of bug genes | No. of tctBA homologsa (no. of putative TTT-coding operons) |
|---|---|---|
| Agrobacterium tumefaciens | 4 | 3 (3) |
| Azotobacter vinelandii | 5 | 2 (1) |
| Bacillus halodurans | 1 | 1 (1) |
| Bordetella bronchiseptica | 181 | 4 (1) |
| Bordetella parapertussis | 143 | 4 (1) |
| Bordetella pertussis | 79 | 2 (1) |
| Burkholderia fungorum | 11 | 4 (2) |
| Corynebacterium glutamicum | 1 | 1 (1) |
| Desulfitobacterium hafniense | 5 | 5 (3) |
| Erwinia chrysanthemi | 4 | 1 (1) |
| Escherichia coli K1 | 1 | 1 (1) |
| Escherichia coli CFT073 | 1 | 1 (1) |
| Methanosarcina barkeri | 1 | 1 (1) |
| Mycobacterium smegmatis | 2 | 2 (2) |
| Pasteurella multocida | 1 | 1 (1) |
| Pseudomonas aeruginosa | 2 | 2 (2) |
| Pseudomonas fluorescens | 1 | 1 (1) |
| Pseudomonas putida KT2440 | 1 | 1 (1) |
| Pseudomonas syringae | 1 | 1 (1) |
| Ralstonia metallidurans | 102 | 5 (2) |
| Ralstonia solanacearum | 2 | 1 (1) |
| Rhodobacter sphaeroides | 3 | 3 (3) |
| Rhodopseudomonas palustris | 7 | 2 (2) |
| Salmonella enterica serover Typhimurium | 1 | 1 (1) |
| Silicibacter pomeroyi | 5 | 5 (1) |
| Sinorhizobium meliloti | 5 | 4 (4) |
| Streptomyces coelicolor | 1 | 1 (1) |
| Thermobifida fusca | 1 | 1 (1) |
| Vibrio cholerae | 1 | 1 (1) |
a
tctA and tctB homologs are always found within operons, usually in the order BA.