10 20 30 40 50 UUGGUCGUGAGAAAUAG---| A UC UC G UUGUG UCCGUU UCG GGGUGGGUGUG UCUGG UCAUG U AGGCGG GGU CCUACUCACAC AGAUC AGUAC U UUCGAGGUUCACUGCGAUAC^ - GA CU - UGGAG 110 100 90 80 70 60