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HTR1A - 5-hydroxytryptamine (serotonin) receptor 1A
Entrez Gene Name: 5-hydroxytryptamine (serotonin) receptor 1A
Synonyms: 5-ht 1aR, 5-HT1A, 5-HT1A RECEPTOR, 5ht1a Inhibitory Autoreceptor, ADRB2RL1, ADRBRL1, Gpcr18, HTR1A, RAT5HT1A

Gene Summary

  • Rat (24473): regulates AMPA receptor channels in the prefrontal cortex; regulation is mediated via inhibition of Ca2+/calmodulin-dependent kinase II [RGD]

Cell Regulation

Regulates:
  • 5-hydroxytryptamine
  • G protein alpha I
  • calcium
View all 23 in IPA
Regulated by:
  • clozapine
  • risperidone
  • 8-hydroxy-2-(di-n-propylamino)tetralin
View all 81 in IPA
Binds:
  • 8-hydroxy-2-(di-n-propylamino)tetralin
  • ergotamine
  • WAY 100635
View all 49 in IPA
Role in cell:
  • proliferation
  • binding
  • synaptic transmission
View all 8 in IPA
Disease:
  • anxiety
  • schizophrenia
  • psychosis
View all 32 in IPA

Biological Process

behavior, G-protein coupled receptor protein signaling pathway, inhibition of adenylate cyclase activity by serotonin receptor signaling pathway, positive regulation of cell proliferation, regulation of feeding behavior, serotonin receptor signaling pathway, signal transduction

Cellular Components

axon hillock, cell soma, integral to membrane, integral to plasma membrane, membrane, plasma membrane

Literature References

  • 17540717Renner U, Glebov K, Lang T, Papusheva E, Balakrishnan S, Keller B, Richter DW, Jahn R, Ponimaskin E. Localization of the Mouse 5-Hydroxytryptamine1A Receptor in Lipid Microdomains Depends on Its Palmitoylation and Is Involved in Receptor-Mediated Signaling.Mol Pharmacol 2007 Sep 01;72(3):502-13
  • 16033418Bauer A, Zilles K, Matusch A, Holzmann C, Riess O, von Hörsten S. Regional and subtype selective changes of neurotransmitter receptor density in a rat transgenic for the Huntington's disease mutation.J Neurochem 2005 Aug 01;94(3):639-50
  • 14752100Turner JH, Gelasco AK, Raymond JR. Calmodulin Interacts with the Third Intracellular Loop of the Serotonin 5-Hydroxytryptamine1A Receptor at Two Distinct Sites: PUTATIVE ROLE IN RECEPTOR PHOSPHORYLATION BY PROTEIN KINASE C.J Biol Chem 2004 Apr 23;279(17):17027-37
  • View 692 categorized literature findings and their references in IPA

Molecular Functions

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

Protein Domains

G-protein coupled receptor, intracellular loop, serotonin receptor

Subcellular Locations

basolateral membrane, cell surface, cellular membrane, dendrites, perinuclear region, plasma membrane