10          20         30        40        50        60  
CAAGAAAACUAAGAAUU--          -|  A         CCU  G       UUAUUUCG 
                   UUGUCUUGCU UUG CUCACUCAA   GG UGUGAUG        A
                   GAUAGGACGA AGC GAGUGAGUU   CC ACACUAC        U
CAAAUCGAAACACCUAUAA          U^  -         CCU  A       CUAUGGCU 
    120       110       100         90        80        70