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Table 4 Number of genes associated with general COGs functional categories

From: Draft genome sequence and characterization of commensal Escherichia coli strain BG1 isolated from bovine gastro-intestinal tract

Code

Value

% agea

Description

J

250

6.55

Translation, ribosomal structure and biogenesis

A

2

0.05

RNA processing and modification

K

293

7.68

Transcription

L

154

4.04

Replication, recombination and repair

B

0

0.00

Chromatin structure and dynamics

D

41

1.07

Cell cycle control, cell division, chromosome partitioning

V

93

2.44

Defense mechanisms

T

176

4.61

Signal transduction mechanisms

M

271

7.11

Cell wall/membrane/envelope biogenesis

N

156

4.09

Cell motility

U

60

1.57

Intracellular trafficking, secretion, and vesicular transport

O

153

4.01

Post-translational modifications, protein turnover, chaperones

C

282

7.39

Energy production and conversion

G

381

9.99

Carbohydrate transport and metabolism

E

335

8.78

Amino acid transport and metabolism

F

101

2.65

Nucleotide transport and metabolism

H

169

4.43

Coenzyme transport and metabolism

I

119

3.12

Lipid transport and metabolism

P

190

4.98

Inorganic ion transport and metabolism

Q

53

1.39

Secondary metabolites biosynthesis, transport and catabolism

R

211

5.53

General function prediction only

S

238

6.24

Function unknown

750

7.43

Not in COGs

  1. aThe total is based on the total number of proteins coding genes in the annotated genome