10          20        30         40        50       
GUGCAGGUGGUGCAUCU--        U          -|              UGAAA 
                   GUGUGGGA GGGAUGGCAG UGUGUGUUAGCUGGU     U
                   UACACCUU UCCUAUCGUU ACGUACAAUCGACUA     U
GGUGAAGCUACUAGUUCCA        U          G^              CAGUC 
     110       100        90        80        70        60