10 20 30 40 50 UUGGCUGGAUCGCCGUU--| C A CU UG CAAUGAA UCUCUGU UCACAC GGGAU CG AUGCCGG A GGGGACG AGUGUG CCCUA GC UACGGCC G CCUAAGUAGUUCAACUUUA^ U A AC GU UUGUACG 110 100 90 80 70 60