10 20 30 40 50 UUAGUCAGUAAAAUUAG----| UA C - UG C UGUAU UGCA G GUUAAU G CUGUAUAUGCACUU UA U ACGU C CAGUUA C GGUAUGUACGUGAA AU U ACAAAAUAAACUUCAAUCAAC^ -- U U GU U UUUAA 110 100 90 80 70 60