The protein encoded by this gene is a G-protein coupled receptor involved in the regulation of feeding behavior. The encoded protein selectively binds the hypothalamic neuropeptide orexin A. A related gene (HCRTR2) encodes a G-protein coupled receptor that binds orexin A and orexin B.
Protein Aliases: Hcrt receptor 1; hypocretin (orexin) receptor 1; hypocretin receptor 1; Hypocretin receptor type 1; hypocretin receptor-1; Orexin a receptor; orexin receptor 1; Orexin receptor type 1; orexin receptor-1; Orexin-1 receptor; Ox-1-R; OX-R1; OX1 receptor; ox1-R; ox1r
Gene Aliases: HCRTR1; Hctr1; ox-1-R; ox1-R; OX1R