10         20         30        40        50        60     
CACCUGCAGGGAGUAAACU-   -|       U   GU                UUAGGGUCAUUC 
                    GUC CUUUGGGG GAG  AGUAGGUUGUAUAGUU            C
                    CGG GAGGCCCU UUC  UCAUUCAACAUAUCAG            C
AGGUAGACCUACGUUAAUGU   C^       -   UG                UAGACUGUCAAA 
 .       120       110       100         90        80        70