10 20 30 40 50 60
UGUGUCUCCUUUCUGGG----| UU UA UU GUAAAGU
CAGUCU GC CUGUAAACAUCC GACUGGAAGCU G
GUCGGA CG GACAUUUGUAGG CUGACUUUCGA U
GCGUCGGUCCCUGCUGGCACC^ -- GC -- GGAGAGU
120 110 100 90 80 70