10          20        30        40        50        
AUGCAUAUGCUAUUAUA--|           A     A   UUCGAA       UUUUC 
                   UUGCAAUAAUUA AUAAU CGU      CUAAUGA     A
                   AAUGUUGUUGAU UAUUA GCA      GAUUACU     G
UGCGGUCGCUCAACUUACA^           C     C   UUGAUG       UACUU 
      110       100        90        80        70        60