Table 4 Classification of core genes into functional categories and phylogroups

Information

   J Translation

68

9

8

0

85

   K Transcription

13

2

4

0

19

   L Replication

38

2

2

0

42

   Total

119

13

14

0

146

Cellular processess

   D Cell cycle

9

3

0

0

12

   V Defense mechanisms

4

1

1

0

6

   T Signal transduction

5

1

3

0

9

   M Cell wall/membrane

21

6

32

0

59

   N Cell motility

0

0

1

0

1

   U Intracellular trafficking

26

4

0

0

30

   O Post-translational modification

32

7

3

0

42

   Total

97

22

40

0

159

Metabolism

   C Energy production

45

9

5

0

59

   G Carbohydrate transport

6

1

0

0

7

   E Amino acid transport

13

6

1

0

20

   F Nucleotide transport

9

0

1

0

10

   H Coenzyme transport

14

2

2

0

18

   I Lipid transport

18

1

3

0

22

   P Inorganic ion transport

8

4

2

0

14

   Q Secondary metabolites

3

1

2

0

6

   Total

116

24

16

0

156

Poorly characterized

   R General function

24

8

10

0

42

   S Function unknown

12

6

13

1

32

   Unclassified

60

31

53

2

146

   Total

96

45

76

3

220

Grand total

428

104

146

3

681