Table 1 Analysed species, with number of sequenced repeats (N), respective isolation method, average repeat length, A+T richness, sequence diversity and copy number estimates

From: Long-term conservation vs high sequence divergence: the case of an extraordinarily old satellite DNA in bivalve mollusks

Subclass

Order

Species

N

Isolation method a

Average repeat length (bp)

A+T (%)

Average sequence variability (%)

Abundance (%)

Protobranchia

Nuculoida

Nucula sp.

9

3

163

60.2

15.2

n.d.

Pteriomorphia

Arcoida

Glycymeris glycymeris

15

1

159/278b

60.3

25.5

0.01

Heteroconchia

Myoida

Mya arenaria

6

1

165

59.4

7.9

0.05

 

Veneroida

Dosinia exoleta

11

1

160

61.2

22.3

0.05

  

Venus verrucosa

14

1

166

59.3

16.3

0.1

  

Venerupis pullastra

25

1,2

162

59.3

16.9

0.1

  

Venerupis rhomboides

14

1

163

63.2

26.6

0.02

  

Venerupis decussata

37

1,2,3,4

164

60.4

17.3

2

  

Venerupis philippinarum

16

1

158

65.6

25.9

0.03

  1. a 1, VVE-54/VVE-205; 2, VPU-24/VPU-231; 3, decStuIF/decStuIR; 4, StuI genomic restriction.
  2. b Three longer monomers were found.