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

J

264

3.4

Translation

A

1

0.0

RNA processing and modification

K

836

10.8

Transcription

L

330

4.3

Replication, recombination and repair

B

5

0.1

Chromatin structure and dynamics

D

71

0.9

Cell cycle control, mitosis and meiosis

Y

0

0.0

Nuclear structure

V

159

2.1

Defense mechanisms

T

442

5.7

Signal transduction mechanisms

M

338

4.3

Cell wall/membrane biogenesis

N

28

0.4

Cell motility

Z

6

0.1

Cytoskeleton

W

0

0.0

Extracellular structures

U

79

1.0

Intracellular trafficking and secretion

O

200

2.6

Posttranslational modification, protein turnover, chaperones

C

409

5.3

Energy production and conversion

G

665

8.6

Carbohydrate transport and metabolism

E

730

9.4

Amino acid transport and metabolism

F

123

1.6

Nucleotide transport and metabolism

H

262

3.4

Coenzyme transport and metabolism

I

330

4.3

Lipid transport and metabolism

P

435

5.6

Inorganic ion transport and metabolism

Q

417

5.4

Secondary metabolites biosynthesis, transport and catabolism

R

1,181

15.3

General function prediction only

S

465

6.0

Function unknown

-

1,327

17.2

Not in COGs