10          20        30        40        50        60   
CAAAACGUUUUUAAUAU--|   UU A           C       A       AUCAAGCACC 
                   AUGU  C CGUUGUUGUGA CGUUAUA UGGGCAU          A
                   UACA  G GUAACAACAUU GCGAUGU AUCCGUA          A
CAGAAGCCUUCAGCUAUCU^   GG G           U       C       AUACUAACGU 
      120       110       100        90        80        70