Predicted to enable G protein-coupled serotonin receptor activity; neurotransmitter receptor activity; and serotonin binding activity. Acts upstream of or within adenylate cyclase-activating G protein-coupled receptor signaling pathway. Predicted to be located in Golgi apparatus; perikaryon; and rough endoplasmic reticulum. Predicted to be active in dendrite. Predicted to be integral component of plasma membrane. Is expressed in several structures, including adipose tissue; brain; eye; female reproductive system; and gut. Orthologous to human HTR5A (5-hydroxytryptamine receptor 5A). [provided by Alliance of Genome Resources, Apr 2022]