Automated description from the Alliance of Genome Resources (Release 7.1.0)
Enables G protein-coupled serotonin receptor activity. Involved in several processes, including maintenance of gastrointestinal epithelium; mucus secretion; and regulation of postsynapse assembly. Is active in glutamatergic synapse; plasma membrane; and postsynapse. Is expressed in several structures, including brain; gallbladder; genitourinary system; gut; and spinal cord. Used to study anorexia nervosa. Orthologous to human HTR4 (5-hydroxytryptamine receptor 4).