10          20        30        40        50         
GGUGGAUGACAAUCAUG--|     UU  AG     U     CG   G  A   GAAGUU 
                   GGGAGU  GG  CUGGG CUUUG  GGC AG UGA      \
                   UCCUCG  CC  GACCC GAAAC  CCG UC ACU      U
GGUCGCCGUAGCGUUUCAA^     GC  CU     U     AU   G  A   UCCGUC 
       110       100        90        80        70        60