10        20          30        40        50        60        70        
AUGUUAUUUUGUAUCUUUUCUUCA--|   A  U  G   GC   UU       UUGUUUCGAUUGUUAGAGAAUGAAU 
                          GAGA GU GC UAG  CCA  AUAUUGA                         \
                          CUCU CA CG AUC  GGU  UAUAACU                         U
CAAGUUAAACUACUGUUAACCACUUA^   A  U  A   UU   UU       AUCGCUUAUAAAAUGCUUAAUCUUG 
     150       140       130       120       110       100        90        80