The 1.6kb Clk 4.1 enhancer fragment regulates expression of a lexA::VP16 driver.
GFP reconstitution across synaptic partners (GRASP) using EcollexAClk.4.1M.T:HsimVP16 shows a connection between ScerGAL4Kurs58 positive PI neurons and EcollexAClk.4.1M.T:HsimVP16 positive DN1p neurons.