A genomic fragment encompassing the bab2 transcription unit, the bab1-bab2 intergenic region and 5' end of bab1 (BAC26B15) in which the LAE has been deleted.
bab2BAC26B15.ΔLAE fails to rescue bab2Ar07
A single copy of bab2BAC26B15.ΔLAE fails to rescue the leg segmentation phenotype seen in bab2Ar07 mutant flies.