10 20 30 40 50 60 UGUUCACCACCUCACCU--| UU AA U AGCUAUGCCU GAUUC AAAGGU AUAUCAGCUGG AAUUCUGGG G UUAAG UUUUCA UAUGGUUGACU UUAAGGCUC A CAAAAACCACUAUUUUACG^ CU GC - ACAAAGUAUU 120 110 100 90 80 70