10            20        30        40        50        60  
GUAAAUGCAUUCUCCCC----|    GUU    C         U       UU    UGUAAAUU 
                     UCUAU   CGAC CACAGUAUA UUUUGUG  UUUG        U
                     GGAUG   GUUG GUGUCAUAU AGGACAC  AAAC        A
UCUAUAAUUCUACAAAAAGUG^    U--    A         U       U-    UGAAAACA 
   120       110       100          90        80         70