10 20 30 40 50 GCUCUUUGAGCCACUCU-- U -| GAUA ACUUGA UUGGUAC UAAA GAGAG CCCUUUGUAUGUUC U AACUAUG GUUU UUCUC GGGGGACAUAUAAG U CACAGAAGGGGCUGUCUCA C A^ AGA- CGGUAA . 110 100 90 80 70 60