10          20        30        40        50         
CUGGAGUCGUACCACAUC--|     C     AA            U  U    GCUGCU 
                    GAGGAC AGGGG  AAGUGCAAACAG GA AGGU      U
                    CUUCUG UCUUC  UUCACGUUUGUC CU UCCA      U
CUGUAUUUAGCGUCUAGCAC^     U     CA            U  -    UUGUAA 
       110       100        90        80         70        60