10 20 30 40 50 ACGGUCUUUUUUGAACA----| CUC - - U UGUGCA CUGUU UGGUUAGUUUUGCA GG UUUGCAU AGC G GACGG GUCAGUCAAAACGU CC AAACGUG UCG U CGUACGGAUGACGGAAACGGU^ U-- A U - UUGUAU . 110 100 90 80 70 60