10          20        30        40        50          
GACGGUGUUGGGGACUC--| G         C         U    G    A   UUCUGU 
                   GC CGCUGGGUC AGUGGUUCU AACA UUCA CAG      \
                   CG GCGGCCCAG UCACCAGGA UUGU AAGU GUU      A
CGAGGCAGCGACAGCGGCA^ G         A         U    A    -   AACGCG 
.       110       100        90        80        70