10 20 30 40 50 60 CCUCAGGGUGUGUACCU--|UG C UC C ACGUUGUG G UCUCUCUC G CCUGAGA CCUAACUUGUG C C GGGGAGAG C GGGCUCU GGAUUGGGCAC C CCGGCUGCCUCGACCUGCA^CU U GA C CUGUGCUU 120 110 100 90 80 70