10 20 30 40 50 CGUUUCAGAACUAUUCAAG--| UG U UA GCUUCA GAUAUU AGGAGAGGUUA CCGUGU UGUUC U CUAUAA UUUUCUCCAAU GGUACA AUAAG U GCCGGGAGGCUCCGUCUCAGA^ GU U UA UACUAC . 110 100 90 80 70 60