10 20 30 40 50 GCAGGGGUUCUGGGCAGC--| C UG GG C U UGUGAGC UCCUGC C C ACAGUCAG AG UGGUCUGG \ GGGACG G G UGUCGGUU UC ACUAGACU A GGUACGGUACCACCCCACGA^ U GU GG C C CUUAACG 110 100 90 80 70 60