10          20        30         40        50        60
ACAGAGAUACACAUUUU--   U          -|                 A  UUGAAGA 
                   CUU GCUAAGUCCC UUCUUUCUAUCCUAGUAU AC       A
                   GGA CGGUUCAGGG AAGAAAGAUAGGAUCGUA UG       U
UCAUUUAGUUGAGAAGAAG   C          U^                 C  AUAAACU 
 120       110       100        90        80        70