10 20 30 40 50 60 UUUUAUAAUGUGUCAAAA--| C G CA U A AAAUGGU GC UA ACAUGCUCUUUUGU GCU UUGG UUCA \ UG AU UGUACGAGGGAACA CGA AACC GAGU U UUGGUAGCGUCCUCUAACGA^ U A AA U - CGUUACG 120 110 100 90 80 70