Table 4. Number of genes associated with the 25 general COG functional categories

J

201

4.18

Translation

A

1

0.02

RNA processing and modification

K

452

9.41

Transcription

L

158

3.29

Replication, recombination and repair

B

1

0.02

Chromatin structure and dynamics

D

37

0.77

Cell cycle control, mitosis and meiosis

Y

0

0.00

Nuclear structure

V

57

1.19

Defense mechanisms

T

198

4.12

Signal transduction mechanisms

M

256

5.33

Cell wall/membrane biogenesis

N

142

2.96

Cell motility

Z

0

0.00

Cytoskeleton

W

0

0.00

Extracellular structures

U

166

3.46

Intracellular trafficking and secretion

O

153

3.18

Posttranslational modification, protein turnover, chaperones

C

275

5.72

Energy production and conversion

G

427

8.89

Carbohydrate transport and metabolism

E

487

10.14

Amino acid transport and metabolism

F

109

2.27

Nucleotide transport and metabolism

H

179

3.73

Coenzyme transport and metabolism

I

139

2.89

Lipid transport and metabolism

P

287

5.97

Inorganic ion transport and metabolism

Q

122

2.54

Secondary metabolite biosynthesis, transport and catabolism

R

549

11.43

General function prediction only

S

408

8.49

Function unknown

-

895

17.41

Not in COGs