10          20        30        40        50         60  
UCAAUUGAAGUUUGUAA--                    CG    CCU    -| CGUGUCUUU 
                   UAGUCUUAUGGGUUUCGCGG  CGGC   UUUG CG         \
                   AUUAGGGUACUUAAAGCGUC  GCCG   AAAC GC         U
UAUUAAGUGCAACGAAUGA                    AA    CGU    U^ UAUUCAUAA 
    120       110       100        90        80        70