10            20        30        40        50        60  
CUUCCCAGGCUGGUUGG----|   CAG    A            UU           GGUGUUC 
                     CAGU   GGCU CUGUAAACAUCC  GACUGGAAGCU       \
                     GUCA   CCGA GACGUUUGUAGG  CUGACUUUCGG       G
GUCCACAUCACUACCAUGAUC^   A--    C            --           GGUCUUG 
 120       110       100          90          80        70