10         20         30        40        50        60  
GGAGUUCUGGUUUUAGU-    -|  UC  UGA   U      CU       A  UUGGAUUU 
                  GGUU GCU  AG   ACA UCAACG  GUCGGUG GU        \
                  CCAA CGA  UC   UGU AGUUGC  CAGCUAC CA        A
ACUUCGUUCCUCCUACUA    U^  CC  CCA   U      --       -  AAAGUGAA 
120       110       100        90        80           70