10         20        30            40        50        60     
GGAGUACACAUCCGUAUUC-  G   AACGG-        U---|   A       AAUUUACCAACAA 
                    GU CUC      GUAAGUGG    GUAG UGAAACA             \
                    CA GAG      CGUUUACC    UAUC ACUUUGU             U
UCAAGGAACUUGUCAAGGUC  G   CAUCGA        UUGC^   C       UAGGUUGUUUUUA 
  130       120       110       100        90        80        70