10 20 30 40 50 UCACGUGUUCUGCUUCU--| UU U A C UUCGCAG UCAUC UUAC CCGUAUU ACA UGAGGUUGAUG \ GGUAG AAUG GGCAUAA UGU GCUCCGACUAC U UACCAGACGCACUACUGAU^ UC C C C CAAUCAA . 110 100 90 80 70