10 20 30 40 50 GAAUGCUUGUCGGAACA----| CCU C A- UA G UGAUU GCU GUAG ACU AAGUGCU UAGUGCAG UAG \ CGA CGUC UGA UUCACGA AUUACGUC AUC A CCUGUUUUGACUACGAGAUGU^ U-- A AA GC - UAAUA 110 100 90 80 70 60