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HTR1B - 5-hydroxytryptamine (serotonin) receptor 1B
Entrez Gene Name: 5-hydroxytryptamine (serotonin) receptor 1B
Synonyms: 5-HT1B, 5-HT1B RECEPTOR, 5-HT1DB, 5-hydroxytryptamine (serotonin) receptor 1B, 5HT1D BETA RECEPTOR, HTR1B, HTR1D2, HTR1DB, S12

Gene Summary

  • Human (3351): The neurotransmitter serotonin (5-hydroxytryptamine; 5-HT) exerts a wide variety of physiologic functions through a multiplicity of receptors and may be involved in human neuropsychiatric disorders such as anxiety, depression, or migraine. These receptors consist of 4 main groups, 5-HT-1, 5-HT-2, 5-HT-3, and 5-HT4, subdivided into several distinct subtypes on the basis of their pharmacologic characteristics, coupling to intracellular second messengers, and distribution within the nervous system (Zifa and Fillion, 1992 [PubMed 1359584]). The serotonergic receptors belong to the multigene family of receptors coupled to guanine nucleotide-binding proteins.[supplied by OMIM]
  • Rat (25075): G-protein coupled receptor for serotonin; may have a role in learning and memory [RGD]

Cell Regulation

Regulates:
  • Adcy
  • Akt
  • Erk
View all 8 in IPA
Regulated by:
  • risperidone
  • clozapine
  • tamsulosin
View all 43 in IPA
Binds:
  • 5-hydroxytryptamine
  • sumatriptan
  • ergotamine
View all 42 in IPA
Role in cell:
  • patterning
  • quantity
  • internalization in
View all 5 in IPA
Disease:
  • migraines
  • anorexia
  • obesity
View all 7 in IPA

Biological Process

drinking behavior, feeding behavior, G-protein coupled receptor protein signaling pathway, G-protein signaling, coupled to cyclic nucleotide second messenger, negative regulation of cAMP biosynthetic process, negative regulation of synaptic transmission, GABAergic, negative regulation of synaptic transmission, glutamatergic, regulation of dopamine secretion, response to cocaine, response to ethanol, response to mineralocorticoid stimulus, response to toxin, signal transduction, synaptic transmission

Cellular Components

integral to membrane, integral to plasma membrane, membrane, plasma membrane

Literature References

  • 15502875John B, Enright AJ, Aravin A, Tuschl T, Sander C, Marks DS. Human MicroRNA targets.PLoS Biol 2004 11 1;2(11):e363
  • 12388666Millan MJ, Maiofiss L, Cussac D, Audinot V, Boutin JA, Newman-Tancredi A. Differential actions of antiparkinson agents at multiple classes of monoaminergic receptor. I. A multivariate analysis of the binding profiles of 14 drugs at 21 native and cloned human receptor subtypes.J Pharmacol Exp Ther 2002 Nov 01;303(2):791-804
  • 12388668Newman-Tancredi A, Cussac D, Quentric Y, Touzard M, Verriele L, Carpentier N, Millan MJ. Differential actions of antiparkinson agents at multiple classes of monoaminergic receptor. III. Agonist and antagonist properties at serotonin, 5-HT(1) and 5-HT(2), receptor subtypes.J Pharmacol Exp Ther 2002 Nov;303(2):815-22
  • View 349 categorized literature findings and their references in IPA

Molecular Functions

drug binding, G-protein coupled receptor activity, protein binding, receptor activity, serotonin binding, serotonin receptor activity, signal transducer activity

Protein Domains

cytoplasmic domain, drug binding, G-protein coupled receptor, intracellular loop, protein binding, serotonin receptor

Subcellular Locations

axons, cellular membrane, dendrites, Golgi apparatus, plasma membrane