10 20 30 40 50 CUCUGAAAAGCCGAUGU---| U UU C GUGUC GUAUCC CAGCU GAGAACUGAAUU CAUGGGUU U UAUAGG GUCGA UUCUUGACUUAA GUGUCCAG G AGUUCGGGUGCUGCUGUCUC^ - C- A ACUGU 110 100 90 80 70 60