10          20        30         40        50        60
AAUCUUGUGAUGCUGAU--  CU   A    C         -| A        UGUUAAAAC 
                   GU  GUC UACU UAGCAGCAC GU AAUAUUGG         U
                   CG  CGG AUGA GUCGUCGUG CA UUAUGACC         G
ACUGAGUGUACGUCUUCAC  AU   A    A         U^ A        UCUAUAAAU 
 120       110       100        90        80        70