Predicted to be involved in positive regulation of cGMP-mediated signaling. Predicted to be located in intracellular membrane-bounded organelle and plasma membrane. Predicted to be active in cytosol. Is expressed in several structures, including adrenal gland; gut; nervous system; nose; and retina. Orthologous to human RUNDC3A (RUN domain containing 3A). [provided by Alliance of Genome Resources, Apr 2022]