10           20        30        40        50         
AACUGAUUCUUUUAUUC---|  G U      GA     G             U-  UGUG 
                    AGA C GGAGAG  GGCAA AUGUUGGCAUAGC  GU    U
                    UCU G UCUUUC  CCGUU UGUAACCGUAUCG  CG    U
UCGAAACGUCCCGACGAUUA^  - U      UA     A             UC  AGCA 
       110       100         90        80        70        60