10          20        30        40        50         
UUCACAAUCUCACAUUC--|          U             CA       UUUGCAU 
                   UGAGAGCCUUC GAGUUUUAUCAUA  UGGAUAA       \
                   ACUUUCGGAAG CUCAAAAUAGUAU  ACCUAUU       U
UGUAAUAAAUCCACGUGAA^          U             AC       UUGAGUA 
       110       100        90        80        70        60