Appears to have just one, other bacteria can have more. TODO position in NCBI. Sequence determined in 1979: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC382992
- Escherichia coli | 123, 3k, 28
- List of bacteria | 0, 3k, 32
- Bacteria | 8, 3k, 44
- Prokaryote | 17, 3k, 46
- Species | 0, 5k, 140
- Taxonomy | 0, 5k, 154
- Biology | 0, 11k, 528
- Natural science | 0, 64k, 2k
- Science | 0, 69k, 2k
- Ciro Santilli's Homepage | 262, 237k, 4k