10 20 30 40 50 UGAUGUGCCAAGUUGAUGG- GC - -| U A GAUCU UCUG UG UAUUCU ACAG GC UGUGUCUCCAGU \ AGAC AC AUAAGG UGUC CG ACAUAGAGGUCA U UAAAAGGUCUGCUAUAACCA UU A U^ C - ACGUA 110 100 90 80 70 60