Construct: Nucleotide substitution: U51A. Mutation in stem-loop III of the nos TCE sequences. Coordinates of nucleotide substitution are relative to the start of the nos 3' UTR sequences.
nosnos.+2.U51A partially rescues the abdominal segmentation defect of embryos derived from nosBN females; 70% of embryos have 1-3 abdominal segments and 30% have 4-6 abdominal segments.