10 20 30 40 50 UCCAGUCUGUCUCACUG---| CUGC G A AA CAGUUGCU GGCU CUCCUGU CCU CUGAGCUGA CA U CCGG GAGGACA GGA GACUUGACU GU U CCGUCCACAGAGGUCUUCUC^ UCU- A C CG CAAAUAUG . 110 100 90 80 70 60