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Table 2 COG distribution of the T. gammatolerans proteome

From: Genome analysis and genome-wide proteomics of Thermococcus gammatolerans, the most radioresistant organism known amongst the Archaea

COG category Total number MS-proof number Total percentage MS-proof percentage MS-proof in category percentage
A: RNA processing and modification 1 1 0.05 0.05 100
T: Signal transduction mechanisms 18 15 0.83 0.7 83.33
J: Translation, ribosomal structure and biogenesis 163 119 7.56 5.52 73.01
F: Nucleotide transport and metabolism 54 38 2.5 1.76 70.37
C: Energy production and conversion 129 90 5.98 4.17 69.77
D: Cell cycle control, cell division, chromosome partitioning 19 13 0.88 0.6 68.42
E: Amino acid transport and metabolism 115 78 5.33 3.62 67.83
O: Posttranslational modification, protein turnover, chaperones 62 42 2.87 1.95 67.74
N: Cell motility 18 12 0.83 0.56 66.67
B: Chromatin structure and dynamics 3 2 0.14 0.09 66.67
H: Coenzyme transport and metabolism 65 43 3.01 1.99 66.15
I: Lipid transport and metabolism 23 14 1.07 0.65 60.87
L: Replication, recombination and repair 63 38 2.92 1.76 60.32
K: Transcription 98 59 4.54 2.74 60.2
Q: Secondary metabolite biosynthesis, transport and catabolism 14 8 0.65 0.37 57.14
G: Carbohydrate transport and metabolism 92 52 4.27 2.41 56.52
R: General function prediction only 289 150 13.4 6.95 51.9
M: Cell wall/membrane/envelope biogenesis 41 20 1.9 0.93 48.78
S: Function unknown 185 88 8.58 4.08 47.57
U: Intracellular trafficking, secretion, and vesicular transport 15 7 0.7 0.32 46.67
V: Defense mechanisms 21 8 0.97 0.37 38.1
P: Inorganic ion transport and metabolism 81 26 3.76 1.21 32.1
No COGs 588 178 27.26 8.25 30.27