10 20 30 40 50 CGGUGUGUGAUGUGACA----| UCU C A- UA G UGUGU GCU GUAG ACU AAGUGCU UAGUGCAG UAG \ CGA CGUC UGA UUCACGA AUUACGUC AUC C CCCGGCUCCGACCUCGAAUGU^ C-- A CA GC - UACUG 110 100 90 80 70 60