10 20 30 40 50 GUGCCUCACACAUUUCU--| U GC U G A UUCUCU GUCUCCC G CAAGUGGUUCU AACA UUCA CAG \ UAGGGGG C GUUCACCAGGA UUGU AAGU GUU A CACUGCGGACCGUCUCGCU^ C UA U A - AAAGCU . 110 100 90 80 70