10          20        30        40        50        60
GAUCUGUUGAUUUAUGA--|                                CUGGCAUUG 
                   UCUCGCUGAGUCCUGUGAGGUUGGCAUUGUUGU         U
                   AGAGUGACUCAGGACACUCCAACCGUGACAACA         C
GAUUAGGAUUAGUCAAAGU^                                UAUAGUAGU 
120       110       100        90        80        70