10          20        30        40        50          
GGCACGGACCUGGGUCG--|    U        UC    U  C            CAGGCA 
                   CCGUG CCUCAGGG  CAGU UU CCAGGAAUCCCU      \
                   GGCAC GGGGUUCU  GUCA AA GGUCCUUAGGGG      C
GGACCCUACCCGACGGCUC^    C        U-    U  A            UAGGUA 
.       110       100        90         80        70