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Table 2 General features of eight complete genomes of Bifidobacterium breve

From: Comparative genomics of the Bifidobacterium brevetaxon

FEATURE

B. breveUCC2003

B. breveS27

B. breve689b

B. breveNCFB 2258

B. breveJCM 7017

B. breveJCM 7019

B. breve12L

B. breveACS-071-V-Sch8b

Average value

Genome length (bp)

2,422,684

2,294,458

2,331,707

2,315,904

2,288919

2,359,009

2,244,624

2,327,492

2,323,100

Number of genes

1854

1748

1821

1834

1770

1915

1765

1826

1817

tRNA

54

51

52

52

52

55

52

53

53

rRNA

2

3

2

2

2

2

2

2

2

Hypothetical proteins

27%

27%

28%

26%

24%

27%

27%

20%

26%

Genes with assigned function

73%

73%

72%

74%

76%

73%

73%

80%

74%

IS elements/ transposases

49

25

32

36

38

54

40

12

36

Plasmid

-

-

-

1

-

-

-

-

1

Prophage/Integrated episome

1 (remnant)

1

1 (remnant)

-

-

1

-

-

1

CRISPR

1

1

-

1

1

1

-

1

1