10        20          30        40        50        60        70
AGUAAGGAUCUUAAAAUC    UUG--|              U   A       UGGUCCCCCACCACCCU 
                  CCCA     CCUGUCUUCUCAUGU UGU CCCUGUG                 G
                  GGGU     GGACAGGAGAGUACA ACA GGGACAC                 A
GUCUUAAGAUCCUAUCGG    UCUAA^              U   C       UUAAUGUAACGGAUAUG 
140       130       120       110       100        90        80