More fixes.
4 SEQ = "AGUAAACUUACCAAUCAAAAGACCUAACCAACAGGACUGUCGUGGUCAUUUAUGCUGUUGGGGGACAUAGGGGGAAAACAUAUUGCCUUCUUCUACAAGAGGCCUUCAGUCGCCAUAAUUACUUGGCGCCCAAUUUUGGGUUUCAGUUGCUGUUUCCAGCUAUGGGGAGAGGUAAGGUUAAACCAAACCGUAAAUCGACGGGUGACAAUUCGAAUGUUGUUACUAUGAUUAGAGCUGGAAGCUAUCCUAAGGUCAAUCCGACUCCAACGUGGGUCAGAGCCAUACCUUUCGAAGUGUCAGUUCAAUCUGGUAUUGCUUUUAAAGUACCGGUCGGGUCACUAUUUUCGGCAAAUUUCCGGACAGAUUCCUUUACAAGCGUCACAGUGAUGAGUGUCCGUGCUUGGACCCAGUUAACACCGCCAGUAAAUGAGUACAGUUUUGUGAGGCUGAAGCCAUUGUUCAAGACUGGUGACUCUACUGAGGAGUUCGAAGGGCGUGCAUCAAACAUCAACACACGAGCUUCUGUAGGGUACAGGAUUCCAACUAAUUUGCGUCAGAAUACUGUGGCAGCCGACAAUGUAUGCGAAGUAAGAAGCAACUGUCGACAAGUCGCCUUGGUUAUUUCGUGUUGUUUUAACUGAACCUCGACAUAAGCCUUUUGGAUCGAAGGUUAAACGAUCCGCUCCUCGCUUGAGCUUGAGGCGGCGUAUCUCUUAUGUCAACAGAGACACUUUGGUCUAUGGUUGUAUAACAAUAGAUAGACUCCCGUUUGCAAGAUUAGGGUUAACAGAUCUUGCCGUUAGUCUGGUUAGCGCGUAACCGGCCUUGAUUUAUGGAAUAGAUCCAUUGUCCAAUGGCUUUGCCAAUGGAACGCCGACGUGGCUGUAUAAUACGUCGUUGACAAGUACGAAAUCUUGUUAGUGUUUUUCCCUCCACUUAAAUCGAAGGGUUUUGUUUUGGUCUUCCCGAACGCAUACGUUAGUGUGACUACCGUUGUUCGAAACAAGUAAAACAGGAAGGGGGUUCGAAUCCCUCCCUAACCGCGGGUAAGCGGCCCA"
5 MODS = ".........................MM........M......M....M...M.M.......MM.M.....MMM.MM.....MM..........MMMM..........MM.......M...MM.....M...MM......M....M................M.....M......M.........MMM...MM.....MM.......MM....MM.M...........M...............M.M.........M................................................................MMM........M.............................M.M.......M.MM.....M.M...M..M..................M...MM.M.....M..MMM.....M..........M.....MM..M.......MM.................M........MM........M..MMM.M.MMM.M.MM...............MMM.......MM............M....M...............................................................................M......M.M.MM.........M...MM....MMM..M.....................................M...MMMMM....MMM................M.M.....M..............................M..............M..M.......................M...M...MM.M.M.................M...MM....MM....M.......M.MM.MM................M..MMMM....MMM.MMMMM........M...MMM...M................................................................................................................."
11 TERMINAL_MISMATCHES = 3
14 BETWEEN_HELICES = [0, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2]