Is predicted to encode a protein with the following domains: Rho GTPase activation protein; GTPase-activator protein for Ras-like GTPase; Calponin homology (CH) domain; Ras GTPase-activating domain; Calponin homology domain; RasGAP protein, C-terminal; CH domain superfamily; and RasGAP C-terminus. Is an ortholog of C. elegans pes-7.