10 20 30 40 50 UUUGUGUCAGGAGCCAC--| CGG A UG U G GAGC CUUC GCCUCUAGC CCACA UC GG CCACGU A GGAG CGGGGGUCG GGUGU AG CC GGUGCA C ACAUUGUCUCCUCUCCUCU^ ACG C -- U G CCGG 110 100 90 80 70 60