# Example of the cascading of three pseudoknots. (Hypothetical).

> pk_cascade0
AACGGAUUGU GUCCGUAAUC ACACGUGGUG CGUACGAUAA CGCAUAGUGU UUUUCCCUCC
ACUUAAAUCG GAGGGUGU

$ list1
4 14
5 13
6 12
8 23
9 22
10 21
11 20
24 36
25 35
26 34
28 45
29 44
30 43
31 42
32 41
33 40
46 63
47 62
48 61
49 60
55 75
56 74
57 73
58 72
59 71
