10 20 30 40 50 60 UGUGGGUGUGACCCUGUA- AU GU-|UA G A UCUAAC UGG GGUU G AUCUCAGCU GCA CUGUGAG U ACU UCAA C UAGGGUCGA CGU GGCACUC U UCUUCCUGACUUCGUCUCG CU ACU^GC A - CUACAC . 110 100 90 80 70