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Table 3 First (F) and second (S) discrete derivatives (D) of the χ 2 1 value, with their – or + sign, for non random periodic deviations of pairs shown in Table 1 (First nucleotide A and T)

From: The structure of selective dinucleotide interactions and periodicities in D melanogaster mtDNA

1° B

Adenine

Thymine

2° B

A

T

G

C

A

T

G

C

SEP

FD with its sign and sign of the SD

 2

10.2-

0.3+

5.4+

25.2-

4.7-

25.7-

8.9-

7.3-

 3

3.7+ +

0.3+ +

0.6- -

14.2+ +

3.4+ +

2.5+ +

21.4+ +

11.1+ +

 4

18.0+ +

13.2+ +

5.1- -

8.3- -

7.4+ +

10.1+ +

23.0- -

13.5- -

 5

21.5- -

8.1- -

7.3+ +

5.0- +

10.6- -

14.0- -

0.0 ± +

0.7- +

 6

9.7+ +

2.6- +

24.3+ +

25.7+ +

0.0 ± +

0.1+ +

4.5+ +

0.1+ +

 7

5.1- -

0.7- +

30.9- -

26.6- -

13.3+ +

2.8+ +

4.4- -

11.5+ +

 8

4.3- +

2.6- -

0.1+ +

0.3+ +

12.7- -

1.7- -

2.8+ +

11.8- -

 9

3.0+ +

1.9+ +

10.1+ +

14.1+ +

3.9+ +

1.2- +

21.0+ +

3.0+ +

10

3.4- -

1.6- -

11.0- -

14.5- -

3.6- -

0.1- +

23.9- -

8.7+ +

11

0.5+ +

4.0+ +

6.2+ +

0.1- +

0.1+ +

0.6+ +

0.2+ +

11.9- -

12

10.7+ +

4.3- -

16.1+ +

7.8+ +

1.2- -

6.1+ +

8.6+ +

9.1+ +

13

11.6- -

0.0 ± +

22.5- -

7.8- -

0.7+ +

7.2- -

8.4- -

1.3- -

14

5.1+ +

0.2+ +

13.0+ +

0.2+ +

1.0+ +

0.0 ± +

0.1+ +

6.1- -

15

8.3+ +

0.1- -

4.4+ −

9.9+ +

1.5- -

4.3+ +

9.0+ +

4.3+ +

16

12.3- -

0.7+ +

16.7- -

9.0- -

0.2+ +

4.4- -

9.5- -

2.9- -

17

2.0+ +

0.8- -

11.7+ +

1.0- +

0.3+ +

0.7+ +

0.2+ +

3.1- -

18

19.3+ +

2.4+ +

4.0+ −

8.9+ +

0.9+ +

14.1+ +

11.4+ +

4.7+ +

19

19.1- -

2.3+ −

14.9- -

8.8- -

1.5- -

12.8- -

11.6- -

0.3+ −

20

3.1- +

4.1- -

11.2+ +

0.3+ +

0.1- +

2.0- +

0.5+ +

4.6- -

21

19.9+ +

0.9+ +

5.1+ −

8.4+ +

0.4+ +

15.1+ +

7.4+ +

15.9+ +

22

18.3- -

0.5+ −

17.7- -

8.9- -

0.4- -

13.9- -

7.9- -

11.3- -

23

1.1- +

1.8- -

17.3+ +

1.0+ +

0.5+ +

1.1- +

2.8+ +

4.8- +

24

11.5+ +

0.2- +

5.0+ −

10.1+ +

0.5- -

4.3+ +

4.8+ +

3.2+ +