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HTR2B - 5-hydroxytryptamine (serotonin) receptor 2B
Entrez Gene Name: 5-hydroxytryptamine (serotonin) receptor 2B
Synonyms: 5-HT 2B RECEPTOR, 5-HT(2B), 5-HT2B, AJ012488, AV377389, HTR2B

Gene Summary

  • Human (3357): Multiple receptor subtypes of serotonin neurotransmitters with multiple physiologic functions have been recognized. The 5-HT-2 receptors mediate many of the central and peripheral physiologic functions of serotonin. Cardiovascular effects include contraction of blood vessels and shape changes in platelets; central nervous system effects include neuronal sensitization to tactile stimuli and mediation of hallucinogenic effects of phenylisopropylamine hallucinogens.[supplied by OMIM]
  • Rat (29581): G-protein coupled receptor for serotonin [RGD]

Cell Regulation

Regulates:
  • Erk
  • Plc
  • SHC1
View all 31 in IPA
Regulated by:
  • clozapine
  • ziprasidone
  • olanzapine
View all 34 in IPA
Binds:
  • 5-hydroxytryptamine
  • D-norfenfluramine
  • pergolide
View all 57 in IPA
Role in cell:
  • quantity
  • proliferation
  • size
View all 11 in IPA
Disease:
  • psychosis
  • migraines
  • anxiety
View all 35 in IPA

Biological Process

activation of phospholipase C activity by G-protein coupled receptor protein signaling pathway coupled to IP3 second messenger, activation of phospholipase C activity by serotonin receptor signaling pathway, blood circulation, G-protein coupled receptor protein signaling pathway, heart development, positive regulation of I-kappaB kinase/NF-kappaB cascade, signal transduction

Cellular Components

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

Literature References

  • 12743035Gschwind A, Hart S, Fischer OM, Ullrich A. TACE cleavage of proamphiregulin regulates GPCR-induced proliferation and motility of cancer cells.EMBO J 2003 May 15;22(10):2411-2421
  • 17846081Collet C, Schiltz C, Geoffroy V, Maroteaux L, Launay JM, de Vernejoul MC. The serotonin 5-HT2B receptor controls bone mass via osteoblast recruitment and proliferation.FASEB J 2008 Feb 01;22(2):418-27
  • 15831837Setola V, Dukat M, Glennon RA, Roth BL. Molecular Determinants for the Interaction of the Valvulopathic Anorexigen Norfenfluramine with the 5-HT2B Receptor.Mol Pharmacol 2005 Jul 01;68(1):20-33
  • View 485 categorized literature findings and their references in IPA

Molecular Functions

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

cell surface, cellular membrane, plasma membrane