10 20 30 40 50 UCCUCCCCGCGCGGGGCGUGCU-- AACCC -| G C GCCCU GGG CGGG GGGGGC GGGCCU GCG G CCC GCCC CCCCUG CUCGGA UGC C GCGGGGCCCUUCCAGGGAUAAAUC AAAUA U^ A C UCCGA 110 100 90 80 70 60