10         20         30        40        50          
UCUGGAGGAGUUUCAGU-   -| UG  G     CA      C        UGGAUUUCUC 
                  CUG GU  UA GGGUA  GUGAUC GGUUAUGA          \
                  GAC CA  AU CCUAU  CACUGG UCGAUGCU          A
CGUACGUGAACGACGAUA   U^ GU  A     AG      U        CUAGUAAUGA 
 .       110       100        90        80        70