10          20        30        40        50         
CUUGGUGGUGUUUUUGUU--|    CAAA            U         U  CUAAUU 
                    ACAUU    CUGACUUGAGCC UGCGAAUAA UC      U
                    UGUAA    GAUUGAGCUCGG GUGCUUGUU AG      A
AGUGCUAUUAACCCCCUUUC^    AAUA            U         U  CGAGAA 
.       110       100        90        80        70        60