Table 1 Distribution and recurrence of mutations in the 84 goat mtDNA sequences

Length in base pairs^a

1213

2529

1513

11370

Invariable sites

984

2456

1467

10715

No. of variable sites

229

73

46

655

Proportion of variable sites

0.233

0.030

0.031

0.061

Sites with a single hit

96

50

36

470

Sites with two hits

25

10

4

51

Sites with three or more hits

108

13

6

134

Transitions

221

70

45

627

Transversions

12

3

1

28

Transition/Transversion ratio

18.4

23.3

45.0

22.4