10          20        30        40        50        60  
GCAAGAGGGUAACAAUG--|      UUA    U  C        CC  ACAA    AUUGCG 
                   GCGGUGG   CGUU AC CUGAAGAA  GG    GUGU      \
                   UGCUACU   GCAA UG GACUUCUU  CC    CACG      U
AUUGUACAGCACACAUGUC^      UAA    C  A        U-  GGG-    AAUAAC 
 120       110       100        90        80          70