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

J

259

7.4

Translation, ribosomal structure and biogenesis

A

0

0

RNA processing and modification

K

89

2.6

Transcription

L

134

3.8

Replication, recombination and repair

B

0

0

Chromatin structure and dynamics

D

33

0.9

Cell cycle control, mitosis and meiosis

Y

0

0

Nuclear structure

V

42

1.2

Defense mechanisms

T

101

2.9

Signal transduction mechanisms

M

237

6.8

Cell wall/membrane biogenesis

N

114

3.3

Cell motility

Z

2

0.1

Cytoskeleton

W

0

0

Extracellular structures

U

102

2.9

Intracellular trafficking and secretion. and vesicular transport

O

153

4.4

Posttranslational modification. protein turnover. chaperones

C

206

5.9

Energy production and conversion

G

110

3.2

Carbohydrate transport and metabolism

E

303

8.7

Amino acid transport and metabolism

F

95

2.7

Nucleotide transport and metabolism

H

168

4.8

Coenzyme transport and metabolism

I

67

1.9

Lipid transport and metabolism

P

210

6

Inorganic ion transport and metabolism

Q

38

1.1

Secondary metabolites biosynthesis, transport and catabolism

R

336

9.7

General function prediction only

S

176

5.1

Function unknown

-

506

14.5

Not in COGs