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. 2010 Jun 15;2(3):260–269. doi: 10.4056/sigs.831993

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

Code    value    %age     Description
J    134    6.6     Translation, ribosomal structure and biogenesis
A    1    0.0     RNA processing and modification
K    81    4.0     Transcription
L    104    5.2     Replication, recombination and repair
B    0    0.0     Chromatin structure and dynamics
D    20    1.0     Cell cycle control, cell division, chromosome partitioning
Y    0    0.0     Nuclear structure
V    44    2.2     Defense mechanisms
T    116    5.8     Signal transduction mechanisms
M    143    7.1     Cell wall/membrane/envelope biogenesis
N    100    5.0     Cell motility
Z    0    0.0     Cytoskeleton
W    0    0.0     Extracellular structures
U    51    2.5     Intracellular trafficking secretion, and vesicular transport
O    62    3.1     Posttranslational modification, protein turnover, chaperones
C    111    5.5     Energy production and conversion
G    143    7.1     Carbohydrate transport and metabolism
E    185    9.2     Amino acid transport and metabolism
F    56    2.8     Nucleotide transport and metabolism
H    67    3.3     Coenzyme transport and metabolism
I    53    2.6     Lipid transport and metabolism
P    99    4.9     Inorganic ion transport and metabolism
Q    20    1.0     Secondary metabolites biosynthesis, transport and catabolism
R    286    14.2     General function prediction only
S    143    7.1     Function unknown
-    1,078    37.3     Not in COGs