10        20          30        40        50       
CAGACGGCUGCAUUGUGGAAC--|         UU    U          UCUGUAUC 
                       CUUUGCUUCU  AACA GGAGGUACUU        U
                       GGGACGAGGA  UUGU CCUUCGUGAA        A
UGUACUGGACUCCAAGUCCUAAA^         UC    C          UAACGCAU 
    110       100        90        80        70        60