10 20 30 40 50 GUGACUUUUGCACUUGG---| U G UC G GUGUG AGGCG GUU UUA UUUGGUUAUCUAGCU UAUGA C UUCGC CGA AAU AAGCCAAUAGAUCGA AUACU U CGAGGUAUGCAACGACUAUC^ - G GA A GCCGG . 110 100 90 80 70 60