The following information accompanied stocks donated to the Bloomington Drosophila Stock Center by Justin Bosch and Norbert Perrimon, Harvard Medical School.
P{Hml-GAL4.Delta}1 is a homozygous and hemizygous viable and fertile insertion on the X chromosome.
P{4XHand-GAL4}2 is a homozygous viable and fertile insertion on the second chromosome.