A 1964 bp Ir84a promoter fragment regulates expression of a lexA::VP16 driver.
EcollexAIr84a.T:HsimVP16 labels the olfactory receptor neuron Ir84a and the antennal lobe glomerulus VL2 anterior compartment. It is co-expressed with ScerGAL4fru-GAL4 in these domains.