10          20        30        40        50          
CCACCUAAACCACAUUA--|        A   AC        AC  A       UGAAGUC 
                   GUUGUCUAU UGU  CCUGUAGA  CG AUUUGUG       \
                   CAACGGGUA AUA  GGACAUCU  GC UAAACGC       C
ACCGACCUCACCAUAAAGU^        C   A-        CU  A       UGACAAA 
.       110       100        90         80        70