10 20 30 40 50 UCUGUGACCCGCCAUGUU--| C AGA C C C AUCAGU GUU CCCA UUA CCUGUAGAUC GGA UUGUG \ CAA GGGU GAU GGACAUUUAG CCU AACAC A CAUGGCAAAACAUCUAACCG^ C CCG U - A GACAAU . 110 100 90 80 70