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CNR1 - cannabinoid receptor 1 (brain)
Entrez Gene Name: cannabinoid receptor 1 (brain)
Synonyms: CANN6, Cannabinoid cb1 receptor, Cannabinoid Receptor, CB-R, CB1, CB1 RECEPTORS, CB1A, CB1K5, CB1R, CNR, CNR1, CNR1 isoform 1, SKR6R

Gene Summary

  • Human (1268): This gene encodes one of two cannabinoid receptors. The cannabinoids, principally delta-9-tetrahydrocannabinol and synthetic analogs, are psychoactive ingredients of marijuana. The cannabinoid receptors are members of the guanine-nucleotide-binding protein (G-protein) coupled receptor family, which inhibit adenylate cyclase activity in a dose-dependent, stereoselective and pertussis toxin-sensitive manner. The two receptors have been found to be involved in the cannabinoid-induced CNS effects (including alterations in mood and cognition) experienced by users of marijuana. Multiple transcript variants encoding two different protein isoforms have been described for this gene. [provided by RefSeq]
  • Rat (25248): G-protein coupled receptor for psychoactive cannabinoids; may mediate inhibition of NO production and participate in retrograde signaling by endocannabinoids [RGD]

Cell Regulation

Regulates:
  • G PROTEIN
  • Mapk
  • Erk
View all 73 in IPA
Regulated by:
  • HTT
  • CNR1
  • LY294002
View all 64 in IPA
Binds:
  • CP-55940
  • anandamide
  • rimonabant
View all 59 in IPA
Role in cell:
  • neurogenesis
  • cell death
  • long term depression
View all 31 in IPA
Disease:
  • Huntington's disease
  • schizophrenia
  • Alzheimer's disease
View all 38 in IPA

Biological Process

behavior, G-protein coupled receptor protein signaling pathway, G-protein signaling, coupled to cyclic nucleotide second messenger, signal transduction

Cellular Components

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

Literature References

  • 16402900Mackie K. Cannabinoid receptors as therapeutic targets.Annu Rev Pharmacol Toxicol 2006 Jan 01;46:101-22
  • 10817752Yagi T, Takeichi M. Cadherin superfamily genes: functions, genomic organization, and neurologic diversity.Genes Dev 2000 May 15;14(10):1169-80
  • 18676872Wang D, Wang H, Ning W, Backlund MG, Dey SK, Dubois RN. Loss of cannabinoid receptor 1 accelerates intestinal tumor growth.Cancer Res 2008 Aug 01;68(15):6468-76
  • View 1529 categorized literature findings and their references in IPA

Molecular Functions

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

Protein Domains

cannabinoid receptor, drug binding, extracellular loop, G-protein coupled receptor, tail domain, transmembrane domain

Subcellular Locations

axon terminals, axons, cell body, cell surface, cellular membrane, cytoplasm, dendrites, detergent-soluble membrane fractions, endoplasmic reticulum, endosomes, Golgi apparatus, granules, growth cone, inner membrane, intracellular space, membrane fraction, multivesicular bodies, nerve ending, neurites, nucleus, perinuclear region, plasma membrane, plasma membrane fraction, postsynaptic density, presynaptic terminals, rough endoplasmatic reticulum, synapse, synaptic clefts, synaptosomal membrane fractions, synaptosomes, vesicles