Expression of a lacZ reporter is driven by the Ubx promoter and a ~2.8kb region upstream, which corresponds to sequence positions 89883 to 92665.
Due to its expression in parasegments 11 and 13, the authors believe that the 2.8kb fragment in this construct corresponds to iab-6.
Due to its expression in parasegments 11 and 13, the authors believe that the 2.8kb fragment in this construct corresponds to iab-6.