10 20 30 40 50 60 UUGGUUGUCGCCCUAUG--| CU C C AGC UAUCGAU GUCG CACAU UCCUUAUCA UUUUCC CCAGC U CAGU GUGUA GGGAAUAGU AAGAGG GGUUG C GUAGCGUACACGUCAAUCA^ CU C C CA- CCUAUGU 120 110 100 90 80 70