10         20         30        40        50        60  
CAUCAGCAUCAGCAUCA-  GU-|        UG     U    C          GUGCCAAU 
                  GC   CUGUACGGU  AGUAU ACAU AGGUACUGGU        \
                  CG   GACGUGCCG  UCAUA UGUA UUCAUGACCA        U
CACCGUACGCCAAUCACG  GGU^        CA     C    -          ACAAUCAA 
  120       110       100        90         80        70