10          20        30        40        50        60 
GGUAGCCGGCUAAAAAG--|         C  A     C        GU     GUUGAUAU 
                   AACCAAUACC GA CUGAA UCUCGUGG  CUGCA        U
                   UUGGUUGUGG CU GACUU AGAGUACC  GAUGU        U
GGGAAGAGGAAUCCUUUGC^         C  C     -        AC     UCGAAAGC 
 120       110       100        90         80        70