10 20 30 40 50 60 GUCGUCUCUGGAAGCCG---| A CG UU G U UAGAGUCACA UGUGC UC GG GAG UAG AGGUUGUAUGGUU \ ACACG AG UC UUC AUC UCCAACAUGUCAA C CUGAGGGCGCUUCUUGGCUC^ - AU CU G U UUGAGGGCCC 120 110 100 90 80 70