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

J

135

4.92

Translation

A

0

0

RNA processing and modification

K

87

3.17

Transcription

L

179

6.52

Replication, recombination and repair

B

0

0

Chromatin structure and dynamics

D

23

0.84

Cell cycle control, mitosis and meiosis

Y

0

0

Nuclear structure

V

44

1.60

Defense mechanisms

T

42

1.53

Signal transduction mechanisms

M

171

6.23

Cell wall/membrane biogenesis

N

2

0.07

Cell motility

Z

0

0

Cytoskeleton

W

0

0

Extracellular structures

U

35

1.27

Intracellular trafficking and secretion

O

73

2.66

Posttranslational modification, protein turnover, chaperones

C

74

2.69

Energy production and conversion

G

107

3.90

Carbohydrate transport and metabolism

E

87

3.17

Amino acid transport and metabolism

F

62

2.26

Nucleotide transport and metabolism

H

62

2.22

Coenzyme transport and metabolism

I

42

1.53

Lipid transport and metabolism

P

98

3.57

Inorganic ion transport and metabolism

Q

12

0.44

Secondary metabolites biosynthesis, transport and catabolism

R

206

7.5

General function prediction only

S

80

2.91

Function unknown

X

1267

46.14

Not in COGs