A 3718 base pair fragment from the flanking non-coding or intronic region of mspo is fused upstream of a Drosophila core synthetic promoter (DSCP) that is followed by sequence encoding a GAL4 driver.
A FLP/FRT intersectional strategy shows expression of ScerGAL4GMR49F09 in antennal mechanosensory and motor center B1 projection neuron when combined with EcollexAfru.P1.