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

J

152

8.79

Translation

A

1

0.06

RNA processing and modification

K

65

3.76

Transcription

L

198

11.45

Replication, recombination and repair

B

-

-

Chromatin structure and dynamics

D

18

1.04

Cell cycle control, mitosis and meiosis

Y

-

-

Nuclear structure

V

31

1.79

Defense mechanisms

T

24

1.39

Signal transduction mechanisms

M

112

6.47

Cell wall/membrane biogenesis

N

19

1.1

Cell motility

Z

1

0.06

Cytoskeleton

W

-

-

Extracellular structures

U

44

2.54

Intracellular trafficking and secretion

O

66

3.82

Posttranslational modification, protein turnover, chaperones

C

107

6.18

Energy production and conversion

G

118

6.82

Carbohydrate transport and metabolism

E

158

9.13

Amino acid transport and metabolism

F

65

3.76

Nucleotide transport and metabolism

H

96

5.55

Coenzyme transport and metabolism

I

64

3.7

Lipid transport and metabolism

P

71

4.1

Inorganic ion transport and metabolism

Q

37

2.14

Secondary metabolites biosynthesis, transport and catabolism

R

172

9.94

General function prediction only

S

111

6.42

Function unknown

-

565

26.29

Not in COGs