10 20 30 40 50 GGAUCACACAGAUUUCU--| U U GC U G A UUCUCU GUC CCC G CGAGUGGUUCU AACA UUCA CAG \ CAG GGG C GUUCACCAGGA UUGU AAGU GUU A ACGUGGGAACCGUCUCUCU^ U C UA U A - AAAGCU . 110 100 90 80 70