10 20 30 40 50 AGGGAGAGUGUGAGAGG--| GC CU C A UGAAA GAGU CCAGUG GUAC AUGCUGGU GCCAGUA U CUCG GGUCAC CGUG UGCGACCA UGGUCGU A AUUUCAGUUGAAAAAAAGA^ UU CC U A UCGGG 110 100 90 80 70 60