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Table 1 Interspersed repeats in the sex determining region on papaya sex chromosomes

From: Accumulation of interspersed and sex-specific repeats in the non-recombining region of papaya sex chromosomes

Repeat class/family

HSY (8062184 bp)

Corresponding X (5298217 bp)

VmX (1079651 bp)

Known repeats

Known plus papaya repeats

Known repeats

Known plus papaya repeats

Known repeats

Known plus papaya repeats

Length occupied (bp)

Percentage of sequence (%)

Length occupied (bp)

Percentage of sequence (%)

Length occupied (bp)

Percentage of sequence (%)

Length occupied (bp)

Percentage of sequence (%)

Length occupied (bp)

Percentage of sequence (%)

Length occupied (bp)

Percentage of sequence (%)

Retroelements

1375153

17.0

5130402

63.6

882569

16.4

2867602

54.1

114116

10.5

178174

16.4

 LINEs

560

0.0

50037

0.6

778

0.0

64004

1.2

333

0.0

6351

0.6

 LTR elements

1374593

17.0

5080365

63.0

881791

16.4

2803598

52.9

113782

10.5

171823

15.9

  Ty1/Copia

180993

2.2

400619

5.0

166009

3.1

332850

6.3

59403

5.5

97554

9.0

  Ty3/Gypsy

1065137

13.2

3735520

46.3

616379

11.5

1997877

37.7

32631

3.0

48144

4.4

DNA transposons

1111

0.0

7819

0.1

1256

0.0

4704

0.1

4147

0.4

8863

0.8

  En-Spm

81

-

81

0.0

526

0.0

512

0.0

2581

0.2

4513

0.4

  MuDR-IS905

-

-

-

-

93

-

93

0.0

402

0.0

901

0.1

Unclassified

193258

2.4

1088041

13.5

57890

1.1

507519

9.6

5876

0.5

39784

3.7

Total interspersed repeats

1569522

19.5

6226262

77.2

941715

17.5

3379825

63.8

124139

11.5

226821

20.9