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. 2010 Nov 20;3(3):285–293. doi: 10.4056/sigs.1253298

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

Code     value     %age     Description
J     158     7.2 Translation, ribosomal structure and biogenesis
A     0     0.0 RNA processing and modification
K     138     6.3 Transcription
L     107     4.9 Replication, recombination and repair
B     0     0.0 Chromatin structure and dynamics
D     29     1.3 Cell cycle control, cell division, chromosome partitioning
Y     0     0.0 Nuclear structure
V     33     1.5 Defense mechanisms
T     154     7.0 Signal transduction mechanisms
M     123     5.6 Cell wall/membrane/envelope biogenesis
N     90     4.1 Cell motility
Z     0     0.0 Cytoskeleton
W     0     0.0 Extracellular structures
U     48     2.2 Intracellular trafficking, secretion, and vesicular transport
O     64     2.9 Posttranslational modification, protein turnover, chaperones
C     161     7.3 Energy production and conversion
G     104     4.7 Carbohydrate transport and metabolism
E     251     11.4 Amino acid transport and metabolism
F     71     3.2 Nucleotide transport and metabolism
H     111     5.0 Coenzyme transport and metabolism
I     35     1.6 Lipid transport and metabolism
P     102     4.6 Inorganic ion transport and metabolism
Q     25     1.1 Secondary metabolites biosynthesis, transport and catabolism
R     236     10.7 General function prediction only
S     166     7.5 Function unknown
-     506     20.3 Not in COGs