10          20        30        40        50        60
GGAGUCUAUGUGAAGAU--|          U UC  UG   C           ACGUUGUG 
                   GUGUUUUUCUC G  CC  AGA CCUAACUUGUG        C
                   CGUAGGGAGGG C  GG  UCU GGAUUGGGCAC        U
UCCUCUAUCACGACCGACA^          U GA  GU   C           CUGUACUU 
120       110       100        90        80        70