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. 2010 Feb 28;2(1):107–116. doi: 10.4056/sigs.681272

Table 4. Number of genes associated with the general COG functional categories.

Code Value %age   Description
J 178 3.4   Translation, ribosomal structure and biogenesis
A 1 0.0   RNA processing and modification
K 190 3.6   Transcription
L 150 2.8   Replication, recombination and repair
B 3 0.1   Chromatin structure and dynamics
D 35 0.7   Cell cycle control, mitosis and meiosis
Y 0 0.0   Nuclear structure
V 44 0.8   Defense mechanisms
T 161 3.0   Signal transduction mechanisms
M 125 2.4   Cell wall/membrane biogenesis
N 29 0.5   Cell motility
Z 0 0.0   Cytoskeleton
W 0 0.0   Extracellular structures
U 26 0.5   Intracellular trafficking and secretion
O 141 2.7   Posttranslational modification, protein turnover, chaperones
C 258 4.9   Energy production and conversion
G 221 4.2   Carbohydrate transport and metabolism
E 349 6.6   Amino acid transport and metabolism
F 78 1.5   Nucleotide transport and metabolism
H 189 3.6   Coenzyme transport and metabolism
I 176 3.3   Lipid transport and metabolism
P 224 4.2   Inorganic ion transport and metabolism
Q 87 1.6   Secondary metabolites biosynthesis, transport and catabolism
R 630 11.9   General function prediction only
S 321 6.1   Function unknown
- 2,091 39.5   Not in COGs