Table 4 Distribution of Ni-dependent enzymes in bacteria

Firmicutes/Lactobacillales

25

3

1

-

-

-

-

Firmicutes/Mollicutes

17

2

2

-

-

-

-

Firmicutes/Bacillales

25

12

9

-

-

-

-

Firmicutes/Clostridia

38

28

4

14

21

6

-

Chlamydiae

7

-

-

-

-

-

-

Bacteroidetes

30

6

2

3

-

-

2

Chlorobi

9

8

-

8

1

-

-

Actinobacteria

40

27

19

12

-

-

10

Spirochaetes

8

-

-

-

-

-

-

Planctomycetes

3

1

-

1

-

-

-

Cyanobacteria

16

13

11

10

-

-

4

Chloroflexi

7

7

1

6

-

2

-

Deinococcus-Thermus

3

1

1

-

-

-

-

Thermotogae

6

-

-

-

-

-

-

Aquificae

2

2

-

2

-

-

-

Fusobacteria

1

1

-

-

-

-

-

Lentisphaerae

2

-

-

-

-

-

-

Verrucomicrobia

1

1

1

-

-

-

-

Candidate division TM7

3

-

-

-

-

-

-

Acidobacteria

2

2

-

2

-

-

-

Deltaproteobacteria

23

20

2

17

11

3

1

Epsilonproteobacteria

17

17

4

17

2

-

-

Alphaproteobacteria/Rickettsiales

20

-

-

-

-

-

-

Alphaproteobacteria/Others

63

41

37

16

2

-

-

Alphaproteobacteria/Rhizobiaceae

5

5

5

-

-

-

-

Betaproteobacteria/Bordetella

3

3

3

-

-

-

-

Betaproteobacteria/Burkholderiaceae

20

19

19

4

-

-

-

Betaproteobacteria/Neisseriaceae

3

1

-

-

-

-

-

Betaproteobacteria/Others

19

14

12

7

-

-

-

Gammaproteobacteria/Enterobacteriales

25

23

14

18

-

-

-

Gammaproteobacteria/Pasteurellaceae

8

4

2

3

-

-

-

Gammaproteobacteria/Vibrionaceae

12

6

4

3

-

-

-

Gammaproteobacteria/Pseudomonadaceae

8

8

8

1

1

-

-

Gammaproteobacteria/Xanthomonadaceae

5

-

-

-

-

-

-

Gammaproteobacteria/Others

62

42

23

22

-

-

4

Proteobacteria/Others

2

2

1

2

-

-

-

Total

540

319

185

168

38

11

21