pkIs575 [gpc-1::GFP + dpy-20(+)]. Reporter construct includes 4.2 kbp of upstream sequences, and most of the gpc-1 coding region, fused in-frame to GFP. 5.0 kbp XbaI - ScaI fragment cloned into pPD95.77. Reference: Jansen G, et al. EMBO J. 2002 Mar 1;21(5):986-94.