10         20        30         40        50        60 
UGGUACGAGAACAGACU-   CA  A    GA-|             AU       UAAUUU 
                  GCG  CC CUGU   GAUAUGUUUGAUAU  UUGGUGG      U
                  CGU  GG GACA   CUGUACAGACUGUA  AACCACU      U
AGUCAGUGCCACCUUCCA   CC  A    ACA^             --       UAAAAU 
120       110       100        90        80          70