10 20 30 40 50 CUGUCUACAGCCUGCCU--| UU C C U GGGCAG CUUUC GCU UGUUUGGCACUAGCA AUUUU GCU \ GAAAG CGA AUAAACCGUGAUUGU UAAAA CGG G CUAGGGAGGCAUUCAGGCC^ UC C - C AUGUGU . 110 100 90 80 70