Table 3 Phyletic distribution of the archaeal COGs
Functional category | Number of COGs including all five euryarchaeal species | Number of COGs including all five euryarchaeal species and A. pernix | Number of COGs including a subset of euryarchaeal species and A. pernix | Number of COGs including A. pernix but none of the euryarchaeal species |
|---|---|---|---|---|
Translation and ribosome biogenesis | 113 | 109 | 17 | 0 |
Transcription | 26 | 25 | 11 | 0 |
Replication, recombination, repair | 38 | 27 | 15 | 2 |
Cell division and chromosome partitioning | 3 | 1 | 0 | 0 |
Post-translational modification, | 19 | 15 | 4 | 2 |
   protein turnover, chaperones |  |  |  |  |
Cell envelope biogenesis, outer membrane | 8 | 7 | 8 | 0 |
Cell motility and secretion | 8 | 8 | 6 | 0 |
Inorganic ion transport and metabolism | 13 | 9 | 27 | 2 |
Signal transduction | 4 | 4 | 5 | 1 |
Carbohydrate transport and metabolism | 20 | 18 | 13 | 2 |
Energy production and conversion | 36 | 22 | 33 | 18 |
Amino acid transport and metabolism | 34 | 29 | 58 | 5 |
Nucleotide transport and metabolism | 34 | 25 | 6 | 3 |
Coenzyme metabolism | 25 | 21 | 30 | 2 |
Lipid metabolism | 8 | 6 | 15 | 2 |
General functional prediction only | 75 | 59 | 60 | 8 |
Uncharacterized | 67 | 45 | 82 | 4 |
Total | 514 | 416 | 273 | 50 |