10 20 30 40 50 60 CGCAAAGGCAGAGAGAG- U-| UG UU U U CGGAGAU CUCC UCCUCCG GGUUGGGAU GU GUA UACU \ GGGG AGGAGGU CCGGCCCUG CA CGU AUGA C AGACGGGUCCAGCUAAGA CC^ GU UU - U CAAGUCU 120 110 100 90 80 70