10 20 30 40 50 UGAACUGAAGUUCGGUC- C- CAC - -| CAAUGUAUCA ACAA UGC ACUGA CUAAGU GGCUGUGA C UGUU ACG UGACU GAUUCG CCGACACU C GUCGCACUUACACGAAAC CC UUA A U^ AUACUACGAU . 110 100 90 80 70 60