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Table 1 Main features of the satDNAs families isolated from the R.bergii genome. The FISH signals on the neo-Y chromosome corresponding to the most common pattern seen at mitosis

From: Uncovering the evolutionary history of neo-XY sex chromosomes in the grasshopper Ronderosia bergii (Orthoptera, Melanoplinae) through satellite DNA analysis

Repeat family

Monomer length (bp)

AT%

Genome proportion%

Nucleotide divergence % (±se)

Reads/Contigs

Chromosomal position detected by FISH

1

2

3

4

5

6

7

8

9

10

neo-X

neo-Y

Rber1

52

63.6

0.551

16.4 (±1)

34.9

c

c

c

c

–

–

–

–

–

c

c

p

Rber59

22

39.1

0.152

10.8 (±2.4)

475

c

c

c

c

c

–

–

c

–

–

c

 

Rber61

11

63.6

0.146

15.2 (±3.2)

143.18

c,p

c

c

c

c

c

c,p

–

–

c

c

–

Rber158

177

52.9

0.064

16.4 (±1.6)

110.7

–

–

–

–

–

–

–

–

c, p

–

i

3i,p

Rber185

22

56.5

0.053

8.7 (±2.5)

832

–

–

–

c

–

i

i

–

–

–

–

–

Rber248

165

59.4

0.035

13.6 (±2.2)

86.05

–

–

–

–

–

–

–

–

–

–

–

p

Rber299

285

55.1

0.028

6.2 (±1.1)

323

–

–

–

–

–

–

–

–

–

–

–

p

Rber370

16

56.2

0.019

17.9 (±1.7)

15.78

c

c

c

c

c

 

c

–

–

c

c

–

Rber491

121

64.8

0.012

12.6 (±1.5)

25.82

c

c,d

c,d

c,d

c,i,d

c,d

c,d

c

–

c

c

–

Rber520

5

60

0.011

16.1 (±8.3)

64.12

c

c

c

c

c

–

–

c

–

–

c

–

  1. ±se standard error, c centromeric, i interstitial, d distal, p proximal