Dh44 regulatory sequences from -5448 to +15 are fused upstream of a GAL4 driver.
ScerGAL4Dh44.PL drives expression in many, including adult DH44 neurons of pars intercerebralis, but not all Dh44 positive cells in the brain and thoracico-abdominal ganglion, it also drives expression in Dh44 negative cells in these tissues.