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. 2016 Jul 4;5(1):986. doi: 10.1186/s40064-016-2668-5

Table 1.

Number of genes associated with general COG functional categories

Category Codea Value %Ageb Description
Information storage and processing J 143 3.94 Translation, ribosomal structure and biogenesis
K 118 3.25 Transcription
L 183 5.05 Replication, recombination and repair
Cellular processes and signaling D 25 0.69 Cell cycle control, Cell division, chromosome partitioning
V 30 0.83 Defense mechanisms
T 68 1.88 Signal transduction mechanisms
M 156 4.30 Cell wall/membrane biogenesis
N 25 0.69 Cell motility
U 33 0.91 Intracellular trafficking and secretion
O 92 2.54 Posttranslational modification, protein turnover, chaperones
Metabolism C 139 3.83 Energy production and conversion
G 73 2.01 Carbohydrate transport and metabolism
E 179 4.94 Amino acid transport and metabolism
F 52 1.43 Nucleotide transport and metabolism
H 91 2.51 Coenzyme transport and metabolism
I 134 3.70 Lipid transport and metabolism
P 150 4.14 Inorganic ion transport and metabolism
Q 39 1.08 Secondary metabolites biosynthesis, transport and catabolism
Poorly characterized R 243 6.70 General function prediction only
S 185 5.10 Function unknown

aFunctional categories are represented according to the codes assigned by NCBI

bThe total is based on the total number of predicted CDSs in the genome