Table 1 Number of S. islandicus essential genes shared with seven model organisms
From: The essential genome of the crenarchaeal model Sulfolobus islandicus
 |  |  | Phyletic categorya | |||||
---|---|---|---|---|---|---|---|---|
 |  |  | Universal | EA | Archaea | TACK | Sulfolobales | Other |
Archaea | Methanococcus maripaludis | Shared | 128 | 77 | 42 | 2 | 2 | 42 |
 |  | Essential | 93 | 55 | 20 | 2 | 0 | 17 |
Eukarya | Saccharomyces cerevisiae | Shared | 134 | 77 | 2 | 0 | 1 | 27 |
 |  | Essential | 68 | 41 | 1 | 0 | 0 | 4 |
 | Schizosaccharomyces pombe | Shared | 134 | 78 | 2 | 0 | 1 | 26 |
 |  | Essential | 82 | 43 | 1 | 0 | 0 | 10 |
Bacteria | Bacteroides fragilis | Shared | 124 | 10 | 0 | 0 | 2 | 40 |
 |  | Essential | 70 | 1 | 0 | 0 | 0 | 12 |
 | Bacillus subtilis | Shared | 131 | 7 | 5 | 1 | 4 | 49 |
 |  | Essential | 72 | 0 | 0 | 0 | 0 | 11 |
 | Escherichia coli | Shared | 136 | 7 | 6 | 0 | 8 | 64 |
 |  | Essential | 73 | 0 | 1 | 0 | 0 | 12 |
 | JCVI Syn 3.0 | Shared | 76 | 2 | 0 | 0 | 0 | 10 |
 |  | Essential | 76 | 2 | 0 | 0 | 0 | 10 |