10 20 30 40 50 UGCAGGCAGAGGACUCU--| UG AC U UGCUGUG UCUCAA CCCUGUCUCCCA CCU GUACCAG C AGGGUU GGGAUAGGGGGU GGA CAUGGUC C CUCAACAACGACGACCCCA^ CA CC - CCAGACU 110 100 90 80 70 60