10         20        30         40        50        60  
AAAAAAUAGACCAUAAAG-            -|         U      GU     UUUAAAU 
                   CUUCUUCAGGAA GCUGGUUUCA AUGGUG  UUAGA       \
                   GAGGGGGUUCUU UGACUAAAGU UACCAC  GAUCU       A
CGUCACGUCGCGUCGACCA            G^         U      --     GUUAGUG 
 120       110       100        90        80          70