10          20        30        40        50        60          
ACGAUAAAUAUACAUAU--|         UCA         UUGC  U      AUGUAUUCAAAAUAAAA 
                   AUUUUUUAUC   UUUUGAUUG    UC AAAGGG                 \
                   UAAAAAAUAG   AAAACUAAC    AG UUUCCC                 A
CAGGAAUGUUUUUUAAUAG^         UUA         UUUA  U      GGGACUACUAAUAGAAA 
 .       130       120       110       100        90        80