Enables vasoactive intestinal polypeptide receptor activity. Involved in activation of adenylate cyclase activity and negative regulation of smooth muscle cell proliferation. Predicted to be integral component of membrane. Predicted to be active in plasma membrane. Human ortholog(s) of this gene implicated in schizophrenia 16. Orthologous to human VIPR2 (vasoactive intestinal peptide receptor 2). [provided by Alliance of Genome Resources, Apr 2022]