10 20 30 40 50 CUGUUGUCUGCAUGAUUGU--| C AU A U UC GUACC UGCAU AGC UG GUAU ACA AGGUACUGA C ACGUG UUG AC CAUA UGU UCCAUGACU A CAUGUGCUAUGCUCCACACCC^ U CC C U CA ACAGU 110 100 90 80 70 60