10          20        30        40        50         
UGGGGGUAUUAGGAGGU--| UC   U    U   UU     A            UAAUA 
                   UC  AGG CCCA UCC  UCUGU GGUAUAAUAUUU     A
                   AG  UCC GGGU AGG  AGACA CUAUGUUAUAAA     A
GAUUCAACUACUACUAACC^ UU   C    C   UU     -            UUAAA 
       110       100        90        80         70        60