10 20 30 40 50 60 CUGUUGGACCUUUCUGG---| GAA U UCAGGGUGGUGAUAU UGUUC CGGGG GAGGUAGUAGGUUGUGUGGUU \ ACGGG GUCCC UUCCGUCAUCCAACAUAUCAA U AGUCAAACCACUUCAUAACG^ AG- - UAGAGGACUAACCCG 130 120 110 100 90 80 70