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. 2011 Jun 30;4(3):331–341. doi: 10.4056/sigs.1864526

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

Code    value     %age     Description
J    135     5.7     Translation, ribosomal structure and biogenesis
A    0     0.0     RNA processing and modification
K    164     7.0     Transcription
L    138     5.9     Replication, recombination and repair
B    1     0.0     Chromatin structure and dynamics
D    34     1.4     Cell cycle control, cell division, chromosome partitioning
Y    0     0.0     Nuclear structure
V    59     2.5     Defense mechanisms
T    127     5.4     Signal transduction mechanisms
M    121     5.1     Cell wall/membrane/envelope biogenesis
N    57     2.4     Cell motility
Z    0     0.0     Cytoskeleton
W    0     0.0     Extracellular structures
U    51     2.8     Intracellular trafficking, secretion, and vesicular transport
O    62     2.6     Posttranslational modification, protein turnover, chaperones
C    130     5.5     Energy production and conversion
G    382     16.2     Carbohydrate transport and metabolism
E    160     6.8     Amino acid transport and metabolism
F    63     2.7     Nucleotide transport and metabolism
H    123     5.2     Coenzyme transport and metabolism
I    37     1.6     Lipid transport and metabolism
P    87     3.7     Inorganic ion transport and metabolism
Q    25     1.1     Secondary metabolites biosynthesis, transport and catabolism
R    244     10.4     General function prediction only
S    153     6.5     Function unknown
-    879     29.0     Not in COGs