10        20           30        40        50        60  
ACGUGUUUGUCCAGAGUUU   ---|  AGU  A          U   CC       GUUCAGU 
                   GGU   UGA   GC GGACUUAGCU GCU  GUGAACA       G
                   CCG   ACU   CG CUUGAAUCGG UGA  CACUUGU       A
CCUCAAUUUGCGACCUCU-   AAC^  CCU  C          -   --       GUCCAAA 
 120       110        100        90         80          70