TABLE 1 .
Composition of natural Bacteroidales communities and identification of highly similar regions in strains coresident in a gut microbial ecosystem
| Microbial ecosystem, organisma | No. of contigs | Genome size (bp) | CL02 region (size [bp])b: |
CL03 region (size [bp])b: |
CRISPR/Cas systemc | ||||
|---|---|---|---|---|---|---|---|---|---|
| 1 (24,866) | 2 (116,095) | 3 (17,607) | 4 (60,734) | 5 (42,545) | 6 (44,124) | ||||
| CL02 | |||||||||
| B. cellulosilyticus CL02T12C19 | 25 | 7,678,000 | ✓ | ✓ | Type I | ||||
| B. dorei CL02T12C06 | 21 | 5,997,310 | ✓ | ✓ | Type I | ||||
| B. nordii CL02T12C05 | 10 | 5,707,590 | None | ||||||
| B. ovatus CL02T12C04 | 15 | 7,880,760 | None | ||||||
| B. salyersiae CL02T12C01 | 7 | 5,781,840 | ✓ | ✓ | Type I, III | ||||
| P. goldsteinii CL02T12C30 | 14 | 6,690,360 | Type I | ||||||
| P. johnsonii CL02T12C29 | 6 | 4,613,500 | ✓ | None | |||||
| CL03 | |||||||||
| B. caccae CL03T12C61 | 6 | 5,479,120 | ✓ | None | |||||
| B. dorei CL03T12C01 | 20 | 5,387,250 | Type I | ||||||
| B. fragilis CL03T12C07 | 7 | 5,214,030 | ✓ | ✓ | Type II, III | ||||
| B. ovatus CL03T12C18 | 19 | 6,972,150 | +/− | +/− | ✓ | None | |||
| B. uniformis CL03T12C37 | 14 | 4,890,740 | ✓ | ✓ | Type II | ||||
| B. xylanisolvens CL03T12C04 | 13 | 6,056,100 | ✓ | ✓ | ✓ | None | |||
| P. distasonis CL03T12C09 | 5 | 5,055,860 | ✓ | Type I, II | |||||
| P. merdae CL03T12C32 | 13 | 4,918,050 | ✓ | ✓ | None | ||||
a
All species belong to Bacteroides or Parabacteroides.
b
✓, the region is present in the organism; +/−, a large, yet partial segment of the region was identified at >99.9%.
c
Type(s) of CRISPR/Cas systems present in the organism.