10          20        30        40        50          
CGCCCGCGGACUUCCCG--| G       UCC         U    G    A  GUUCUGU 
                   GC CGCUGGG   AGUGGUUCU AACA UUCA CA       \
                   CG GCGGCCC   UCACCAGGA UUGU AAGU GU       A
CAGGCCGGCGGCGGCGGCC^ G       CGA         U    A    -  UAACGCG 
.       110       100        90        80        70