10 20 30 40 50 60 GUUCCGAUGAGCUCUCUA- -| GC CC C UGUCCUAGCUGCUUCU CGUCACUG GU CGUAUCAG AAUGCAUU UACA \ GCAGUGAC CA GUAUGGUC UUACGUAA AUGU A CCUAGCACCACUCCGCUCC U^ AU UA - CUUCUAGCUGCGUCAC . 130 120 110 100 90 80