10 20 30 40 50 CUCCGGGCUGUCGAUUGGACC---| UC G G A UA UCUCAU CG CUCC GU CCU CUGAGCUGA UCAGU \ GC GAGG CA GGA GACUUGACU GGUCA U CCCUUCAGAAAAACGAGAUCCCGA^ U- A A C C- CACACU . 110 100 90 80 70