10         20         30          40        50       
GUUUCCCAAGUUAACGC-    A-     CCG  A--|      CU         AAGCU 
                  GCGA  CGACC   GC   CAGUGCU  AGGAAAGUA     C
                  CGCU  GUUGG   CG   GUCACGG  UCUUUUCAU     A
AAUGUCCGCCGCUCUUCC    CC     UA-  AGC^      UC         GCUUC 
     110       100        90         80        70        60