10        20           30        40        50          
GUUCCAGGCUGUGGAUGGACC---| UC    G  G   A         UA     UCUGAU 
                        CG  CUCC GU CCU CUGAGCUGA  UCAGU      \
                        GC  GAGG CA GGA GACUUGACU  GGUCA      U
UAAAAAAAAUAUUCGAAAUCCCGA^ U-    A  A   C         C-     CACAUU 
.       110       100         90        80         70