10             20        30        40        50        60
GUCCUACAAUCUCCCUG-----|    UUA    A   U      C    C       UCCGCC 
                      CUGGG   CCGU ACG CGAGCC GACG ACAAAGC      G
                      GACCC   GGCA UGC GCUCGG UUGC UGUUUUG      C
GGCAGUGAUCAACACGUAGAUG^    ---    C   -      C    U       AACGCU 
 .       110       100           90         80        70