vxEx105 [dat-1p::ChR2::mCherry + myo-2p::mCherry]. Raise on retinal for optogenetic manipulations (per Vidal-Gadea, 2011). Not necessary for survival. Reference: Vidal-Gadea A, et al. Proc Natl Acad Sci U S A. 2011 Oct 18;108(42):17504-9.