Table 4. Number of genes associated with the 21 general COG functional categories

J

163

5.2

Translation, ribosomal structure and biogenesis

A

1

0.0

RNA processing and modification

K

204

6.5

Transcription

L

125

4.0

Replication, recombination and repair

B

1

0.0

Chromatin structure and dynamics

D

19

0.6

Cell cycle control, mitosis and meiosis

Y

0

0.0

Nuclear structure

V

53

1.7

Defense mechanisms

T

88

2.8

Signal transduction mechanisms

M

127

4.1

Cell wall/membrane biogenesis

N

2

0.1

Cell motility

Z

1

0.0

Cytoskeleton

W

0

0.0

Extracellular structures

U

25

0.8

Intracellular trafficking and secretion

O

68

2.2

Posttranslational modification, protein turnover, chaperones

C

136

4.3

Energy production and conversion

G

366

11.7

Carbohydrate transport and metabolism

E

261

8.3

Amino acid transport and metabolism

F

84

2.7

Nucleotide transport and metabolism

H

107

3.4

Coenzyme transport and metabolism

I

92

2.9

Lipid transport and metabolism

P

145

4.6

Inorganic ion transport and metabolism

Q

44

1.4

Secondary metabolites biosynthesis, transport and catabolism

R

333

10.6

General function prediction only

S

189

6.0

Function unknown

-

758

24.2

Not in COGs