10 20 30 40 50 60 70 80 90 GUCGCUUCGCUUCUUGCU--| A C GGG UGGAAGGAAUGGCGGCCAAAAGCGGCAAGGGAGAGCGAUGG GCUGUGGU UUGUAGGUCGGGC UG GGCAGG U CGGCACCA AACAUCUAGCCUG AC CCGUCC U AUGUUAUACCUCGAUGUCGU^ G A AAA UCCAAUCGUCGGGCGUCGUCGUUUCUCUUGAUCACGUCACG . 180 170 160 150 140 130 120 110 100