10          20        30        40        50        60  
GACAAGACAAACGUCCAGU--|    C             C   U     AAUC    GCCCU 
                     GCUGC CGCUGACCCAGCA ACA UGUAG    CUGU     A
                     UGACG GUGAUUGGGUCGU UGU ACAUC    GACA     C
UAACUGCAAGUACGACUAUUU^    U             C   U     ----    ACGUA 
120       110       100        90        80            70