10          20        30        40        50        60  
UUUUUUCUGGAGAUAUA--|           AC     C                GUGUUAUU 
                   AAGCAUUUGGGA  CAAAA CCAAACCCAGCUGAUA        A
                   UUCGUAAACCCU  GUUUU GGUUUGGGUCGACUGU        A
AAGGACCUCUAUAUAGUAU^           CA     A                CGUGUCAU 
    120       110       100        90        80        70