10            20        30        40        50         
CCAAGGCUGAACUAGAA----|  CUCU                C     G   GGCUUUUA 
                     CUG    GUGAAUUAGGUAGUUU AUGUU UUG        A
                     GAC    CAUUUAGUCCAUCAAA UACAA AAC        U
UUUGGUCUCGCUCCUCCUAUU^  CU--                C     G   ACAAAUUU 
.       110       100          90        80        70        60