10          20        30        40        50         
UUAUGUGGUCAGGAGCUAU--| U     C        CA  C  A        CAUCUU 
                     GC CUGCU UGGCUGGU  AA GG ACCAAGCC      \
                     UG GACGA AUCGACCA  UU CC UGGUUUGG      C
GAAGGACCGAACUACAAAAGU^ U     U        AC  C  C        AGGCUC 
       110       100        90        80        70        60