10 20 30 40 50 60 UCUACGUUACUGCAGAGAAU--| U C AU AA UUUUAUUCG UUUC AGCU UG UGUCCA CGCAAUUCUUG A AAAG UCGG GC ACAGGU GUGUUGAGAAC A AAGAUUCGUUCUACAAAGGAAU^ C U CU CA CUAUAGUAU 120 110 100 90 80 70