10 20 30 40 50 60 CCCGUCAUCACCACGGU--| CCCU C A AG- UGUGGU GCCC CCGU UAUGGC CUGGU AAUUCACUG U CGGG GGCA AUACCG GGCUA UUAAGUGAC G UCGCCUCGCUCCAAGAGCU^ UCGC C - CCG UUGGGU 120 110 100 90 80 70