10 20 30 40 50 60 UCGCCAGAGAAAUUCCU---| CU GC A - G CAGUGGCCU CUUUAGA G CU GAACUUAGCUAUU UGGA AG U GAAGUCU C GA CUUGAAUCGGUGA ACUU UC C UAACUACGUUAACAUUUUAA^ C- UU - C G CUAAAGUAA 120 110 100 90 80 70