10          20        30        40        50        60 
ACCUGCCCAAUGCUAUU--|           A  C   G        U       CGGUUUA 
                   GUUUGGUACUUA AG GAG UUGCCCUU GUAUAUU       U
                   CAAACUAUGAGU UC CUC AACGGGAA CAUAUAA       U
UUCUUCUGAGGGUCUGUUC^           G  U   G        -       GAUACAG 
 120       110       100        90        80         70