10 20 30 40 50 UUGGCAGCUGCCCCAGU-- -| C A A UCU A GUGAAAC GAG GGGCA CUCG GG CUG AACCUGAGA UG \ CUC UCCGU GAGU CC GAC UUGGACUCU AC A ACGACGGGCAGGGCGAGAC U^ A A C UGC A UGGAACU 120 110 100 90 80 70