10 20 30 40 50 CCGGGGGCUGCGCGUGGUUGAA--| A AA A A C GAUAAC GGGG UG GAA GGC UCAUAUAGGAG UG \ CCCC AC CUU CCG AGUAUGUCCUC AC U CAACGCCGGGCAUCAGUCAUCAAC^ C C- G A A UACGUG . 110 100 90 80 70