10        20          30        40        50        60 
UGAACAUUUCAUGAGUGGUAU--|  U             U          A  AGUGAUCU 
                       CUG CUAGUGCCCUUUU AUGUUGUACU CU        \
                       GAC GGUUACGGGAAAA UGUAACGUGA GA        U
UCCGUCCUUCCACUUGUCAUAGU^  C             U          C  AAAACACG 
 120       110       100        90        80        70