**************************************************
* Random sequences and their secondary structure *
**************************************************

UGGGGCCUACUUACUUUAUAUUGAUAACUGCACUUCCAACGUUUCUACCA
((((.....)))).....................................

AAAGCCACCACUUAGAAUUUUUUUCUCGAAGCCGUACAUAACAAGUGCGG
..........(((((((.....))))..)))((((((.......))))))

UCCUUGAUUACAGGUGAUGCAAUAGUACAGCCGAUGGACUUAACAGGCAC
((((((....)))).))............(((.............)))..

GAGACCGUCCGUCAAGGCCGCUGAAGCAAACAUAGACCAUAAUGGUUGUG
.....((.((.....)).))..........(((((.(((...))))))))

CGGUGGUCGGUAUGAGCAGUCACUACGGGUCCGUCAAGCGAUCAUCACCA
.((((((((.(.(((.(.(.(.(....)).).))))).))))))))....