Automated description from the Alliance of Genome Resources (Release 7.1.0)
Enables guanyl-nucleotide exchange factor activity. Predicted to be involved in regulation of ARF protein signal transduction. Predicted to act upstream of or within ARF protein signal transduction. Located in ruffle membrane. Is active in glutamatergic synapse and postsynapse. Is expressed in several structures, including brain; eye; genitourinary system; hemolymphoid system gland; and liver. Orthologous to human PSD3 (pleckstrin and Sec7 domain containing 3).