10          20        30        40        50      
CAUUACAGCAACUUAAA--|        G      C   U  C            UA 
                   AAGUAGUUG UAAUGU AGU AC AAUUAUGUCAGU  \
                   UUUAUCAAC AUUACA UCA UG UUGAUACAGUCA  G
GCCAAGUGUUUAGUCACUU^        A      -   -  A            AU 
 .       100        90        80          70        60