10          20        30        40           50         
GUGCCAACUUCUUUCCUG--    GGA    G   C    UUC---|       A  GUACUU 
                    CUGC   CAAG GCU UGAC      AUUGCACU CU      \
                    GACG   GUUC CGA ACUG      UAACGUGA GA      C
GCUCUGGGUUCGACAGUCAA    AAC    A   A    UUAUGA^       C  UCAACC 
120       110       100        90        80        70        60