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