Predicted to enable G protein-coupled receptor activity. Acts upstream of or within circadian rhythm. Predicted to be located in plasma membrane. Predicted to be integral component of plasma membrane. Is expressed in several structures, including brain; forelimb bud; hemolymphoid system gland; pharynx; and reproductive system. Human ortholog(s) of this gene implicated in hypogonadotropic hypogonadism 3 with or without anosmia. Orthologous to human PROKR2 (prokineticin receptor 2). [provided by Alliance of Genome Resources, Apr 2022]