10        20          30        40        50         
GUUCGAAUCGCUCUGUCCCCAG--|    C    A       CG      AGACUGUCUG 
                        ACAAG ACAC UACAACU  GUCGUA          G
                        UGUUU UGUG AUGUUGG  CAGCAU          U
ACCAACUGGUAAGCCUAAUUAACA^    A    C       AU      AGACUUGUAA 
.       110       100        90        80        70        60