10          20        30        40        50         
GUCUGACUGUUGAUGGU--|         CUC    U     CC   C    U  CUGAA 
                   CUGUAUUUGC   ACGU GAGCC  ACG ACAA AC     \
                   GACAUGGACG   UGCG CUCGG  UGC UGUU UG     G
CAACAAAGUUCAACGUGUG^         AAU    -     CU   U    U  AAGUG 
      110       100        90         80        70        60