10           20        30        40        50      
UCUGGAGACUCUAACUA---|  U   CU              G          CGUU 
                    ACA CUU  GUCUCUGCUACUUG ACUUUUUUCA    U
                    UGU GGG  UAGGGAUGGUGAAC UGAAGAAAGU    A
UGAAACGAAACUACUCUAAU^  C   U-              A          AGCU 
  110       100        90         80        70        60