10            20        30        40        50          
CUCUCCUGCGGGCCACA----|   GU     GU     C   AAAA         AAGCAGG 
                     CUGA  UUGGG  CCUAC CAG    GUGCUGAUG       \
                     GACU  AACCC  GGGUG GUC    CGCGAUUAU       A
UGUGGUGCCCGUCAAUACAAU^   --     UG     A   AGUC         UAGGCAU 
 .       110       100          90        80        70