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Table 3 Level of fractionation in the triplicated regions of the three Brassica genomes

From: Conserved microstructure of the Brassica B Genome of Brassica nigra in relation to homologous regions of Arabidopsis thaliana, B. rapa and B. oleracea

 

Size (bp)

Number of potential TEs

Number of retained exons (%)

Number of retained genic regions (%)1

 

Number of predicted genes (%)2

Number of ab initiogenes

Gene density (gene/bp)

ContigA

        

Arabidopsis

221029

 

388

 

67

   

A Genome

311929

3

190 (48.97)

46 (68.66)

 

29 (43.28)

72

4332.35

B Genome

258940

5

207 (53.35)

44 (65.67)

 

35 (52.24)

71

3647.04

C Genome

586573

32

184 (47.42)

43 (64.18)

 

28 (41.79)

159

3689.14

    

35 genes in all 3

  

ContigB

        

Arabidopsis

341067

 

496

 

89

   

A Genome

365330

14

270 (54.44)

55 (61.80)

 

41 (46.07)

82

4455.24

B Genome

258875

1

288 (58.06)

62 (69.66)

 

46 (51.69)

64

4044.92

C Genome

828528

42

287 (57.86)

55 (61.80)

 

40 (44.94)

189

4383.75

    

47 genes in all 3

  

ContigC

        

Arabidopsis

182585

 

243

 

42

   

A Genome

154252

0

174 (71.60)

34 (80.95)

 

25 (59.52)

32

4820.38

B Genome

175460

2

163 (67.08)

36 (85.71)

 

31 (73.81)

38

4617.37

C Genome

398219

14

181 (74.49)

34 (80.95)

 

29 (69.05)

102

3904.11

    

31 genes in all 3

  

ContigD

        

Arabidopsis

327453

 

456

 

88

   

A Genome

278470

0

243 (53.29)

64 (72.73)

 

42 (47.73)

66

4219.24

B Genome

386079

4

336 (73.68)

73 (82.95)

 

48 (54.55)

115

3357.21

C Genome

362518

4

240 (52.63)

64 (72.73)

 

45 (51.14)

99

3661.80

    

62 genes in all 3

  

ContigE

        

Arabidopsis

112818

 

222

 

34

   

A Genome

132246

8

92 (41.44)

17 (50.00)

 

14 (41.18)

38

3480.16

B Genome

159548

7

85 (38.29)

15 (44.12)

 

14 (41.18)

42

3798.76

C Genome

234259

10

82 (36.94)

16 (47.06)

 

13 (38.24)

70

3346.56

    

12 genes in all 3

  

ContigF

        

Arabidopsis

387646

 

503

 

96

   

A Genome

510517

12

366 (72.76)

80 (83.33)

 

65 (67.71)

121

4219.15

B Genome

450974

8

371 (73.76)

84 (87.50)

 

70 (72.92)

113

3990.92

C Genome

543877

37

363 (72.17)

86 (89.58)

 

62 (64.58)

159

3420.61

    

76 genes in all 3

  
  1. 1. Indicates the presence of complete and partial genes as determined by significant homology to any region of the annotated genes in A. thaliana. 2. Indicates homology to complete A. thaliana genes based on the maintenance of intron/exon structure.