10 20 30 40 50 GAUUCCAACAGUAACCUA--| CCAUUU G C A GAGAU UCCAUA UUACCCU UAGAA CGAGCG GUG \ AGGUAU AGUGGGG GUCUU GCUUGC CAC A GGAGUCUAAGCAGCAAUCAA^ UGAACC - C - GGCAU 110 100 90 80 70