10 20 30 40 50 GGUGCACCGACAAGUCU- -| C C- U G AGUGUU GGCG CU GUUUU UCUUUGGU AUCUAGCU UAUG C CCGU GA CAAAA AGAAACCA UGGAUCGA AUAU U UCACAAGUCAACUUAAUG A^ - AC U A UACAGA . 110 100 90 80 70 60