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Table 5 Number of genes associated with general COG functional categories

From: Chromosomal features of Escherichia coli serotype O2:K2, an avian pathogenic E. coli

Code Value % age Description
J 200 4.06 Translation, ribosomal structure and biogenesis
A 0 0.00 RNA processing and modification
K 319 6.47 Transcription
L 231 4.67 Replication, recombination and repair
B 0 0.00 Chromatin structure and dynamics
D 35 0.71 Cell cycle control, Cell division, chromosome partitioning
V 0 0.00 Defense mechanisms
T 161 3.26 Signal transduction mechanisms
M 270 5.47 Cell wall/membrane biogenesis
N 143 2.89 Cell motility
U 0 0.00 Intracellular trafficking and secretion
O 163 3.31 Posttranslational modification, protein turnover, chaperones
C 327 6.61 Energy production and conversion
G 471 9.53 Carbohydrate transport and metabolism
E 384 7.78 Amino acid transport and metabolism
F 109 2.21 Nucleotide transport and metabolism
H 156 3.16 Coenzyme transport and metabolism
I 119 2.41 Lipid transport and metabolism
P 221 4.47 Inorganic ion transport and metabolism
Q 61 1.24 Secondary metabolites biosynthesis, transport and catabolism
R 393 7.95 General function prediction only
S 336 6.81 Function unknown
- 734 14.86 Not in COGs
  1. The total is based on the total number of protein coding genes in the genome