Diazepam
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Basic Info
Common Name | Diazepam(F04769) |
2D Structure | |
Description | Diazepam is a benzodiazepine with anticonvulsant, anxiolytic, sedative, muscle relaxant, and amnesic properties and a long duration of action. Its actions are mediated by enhancement of gamma-aminobutyric acid activity. It is used in the treatment of severe anxiety disorders, as a hypnotic in the short-term management of insomnia, as a sedative and premedicant, as an anticonvulsant, and in the management of alcohol withdrawal syndrome. (From Martindale, The Extra Pharmacopoeia, 30th ed, p589). |
FRCD ID | F04769 |
CAS Number | 439-14-5 |
PubChem CID | 3016 |
Formula | C16H13ClN2O |
IUPAC Name | 7-chloro-1-methyl-5-phenyl-3H-1,4-benzodiazepin-2-one |
InChI Key | AAOVKJBEBIDNHE-UHFFFAOYSA-N |
InChI | InChI=1S/C16H13ClN2O/c1-19-14-8-7-12(17)9-13(14)16(18-10-15(19)20)11-5-3-2-4-6-11/h2-9H,10H2,1H3 |
Canonical SMILES | CN1C(=O)CN=C(C2=C1C=CC(=C2)Cl)C3=CC=CC=C3 |
Isomeric SMILES | CN1C(=O)CN=C(C2=C1C=CC(=C2)Cl)C3=CC=CC=C3 |
Wikipedia | Diazepam |
Synonyms | Faustan diazepam Valium 439-14-5 Diazemuls Ansiolisina Apaurin Relanium Seduxen Sibazon |
Classifies | Illegal Additives |
Update Date | Nov 13, 2018 17:07 |
Chemical Taxonomy
Kingdom | Organic compounds |
Superclass | Organoheterocyclic compounds |
Class | Benzodiazepines |
Subclass | 1,4-benzodiazepines |
Intermediate Tree Nodes | Not available |
Direct Parent | 1,4-benzodiazepines |
Alternative Parents | |
Molecular Framework | Aromatic heteropolycyclic compounds |
Substituents | 1,4-benzodiazepine - Alpha-amino acid or derivatives - Aryl chloride - Aryl halide - Monocyclic benzene moiety - Benzenoid - Tertiary carboxylic acid amide - Carboxamide group - Ketimine - Lactam - Carboxylic acid derivative - Azacycle - Propargyl-type 1,3-dipolar organic compound - Organic 1,3-dipolar compound - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Organochloride - Organohalogen compound - Organic oxygen compound - Imine - Organic nitrogen compound - Carbonyl group - Organic oxide - Organopnictogen compound - Aromatic heteropolycyclic compound |
Description | This compound belongs to the class of organic compounds known as 1,4-benzodiazepines. These are organic compounds containing a benzene ring fused to a 1,4-azepine. |
Properties
Property Name | Property Value |
---|---|
Molecular Weight | 284.743 |
Hydrogen Bond Donor Count | 0 |
Hydrogen Bond Acceptor Count | 2 |
Rotatable Bond Count | 1 |
Complexity | 403 |
Monoisotopic Mass | 284.072 |
Exact Mass | 284.072 |
XLogP | 3 |
Formal Charge | 0 |
Heavy Atom Count | 20 |
Defined Atom Stereocenter Count | 0 |
Undefined Atom Stereocenter Count | 0 |
Defined Bond Stereocenter Count | 0 |
Undefined Bond Stereocenter Count | 0 |
Isotope Atom Count | 0 |
Covalently-Bonded Unit Count | 1 |
ADMET
Model | Result | Probability |
---|---|---|
Absorption | ||
Blood-Brain Barrier | BBB+ | 0.9934 |
Human Intestinal Absorption | HIA+ | 0.9948 |
Caco-2 Permeability | Caco2+ | 0.8867 |
P-glycoprotein Substrate | Substrate | 0.6610 |
P-glycoprotein Inhibitor | Non-inhibitor | 0.5557 |
Non-inhibitor | 0.8383 | |
Renal Organic Cation Transporter | Inhibitor | 0.6152 |
Distribution | ||
Subcellular localization | Mitochondria | 0.5050 |
Metabolism | ||
CYP450 2C9 Substrate | Non-substrate | 0.6699 |
CYP450 2D6 Substrate | Non-substrate | 0.9116 |
CYP450 3A4 Substrate | Substrate | 0.8177 |
CYP450 1A2 Inhibitor | Inhibitor | 0.8175 |
CYP450 2C9 Inhibitor | Non-inhibitor | 0.5562 |
CYP450 2D6 Inhibitor | Non-inhibitor | 0.8580 |
CYP450 2C19 Inhibitor | Inhibitor | 0.5221 |
CYP450 3A4 Inhibitor | Inhibitor | 0.6423 |
CYP Inhibitory Promiscuity | High CYP Inhibitory Promiscuity | 0.5693 |
Excretion | ||
Toxicity | ||
Human Ether-a-go-go-Related Gene Inhibition | Weak inhibitor | 0.9948 |
Non-inhibitor | 0.8734 | |
AMES Toxicity | Non AMES toxic | 0.9133 |
Carcinogens | Non-carcinogens | 0.8312 |
Fish Toxicity | High FHMT | 0.8161 |
Tetrahymena Pyriformis Toxicity | High TPT | 0.9202 |
Honey Bee Toxicity | Low HBT | 0.8885 |
Biodegradation | Not ready biodegradable | 1.0000 |
Acute Oral Toxicity | II | 0.6937 |
Carcinogenicity (Three-class) | Non-required | 0.7316 |
Model | Value | Unit |
---|---|---|
Absorption | ||
Aqueous solubility | -3.8124 | LogS |
Caco-2 Permeability | 1.8610 | LogPapp, cm/s |
Distribution | ||
Metabolism | ||
Excretion | ||
Toxicity | ||
Rat Acute Toxicity | 2.5946 | LD50, mol/kg |
Fish Toxicity | 1.3807 | pLC50, mg/L |
Tetrahymena Pyriformis Toxicity | 0.8343 | pIGC50, ug/L |
References
Title | Journal | Date | Pubmed ID |
---|---|---|---|
Reaction of diazepam and related benzodiazepines with chlorine. Kinetics, transformation products and in-silico toxicological assessment. | Water Res | 2017 Sep 1 | 28549311 |
Toxic essential oils. Part V: Behaviour modulating and toxic properties of thujones and thujone-containing essential oils of Salvia officinalis L., Artemisia absinthium L., Thuja occidentalis L. and Tanacetum vulgare L. | Food Chem Toxicol | 2017 Jul | 28472675 |
Characterization of equine cytochrome P450: role of CYP3A in the metabolism ofdiazepam. | J Vet Pharmacol Ther | 2016 Oct | 26970544 |
Sedative effect of central administration of Coriandrum sativum essential oil andits major component linalool in neonatal chicks. | Pharm Biol | 2016 Oct | 26911626 |
Presence of pharmaceuticals and heavy metals in the waters of a Mediterraneancoastal wetland: Potential interactions and the influence of the environment. | Sci Total Environ | 2016 Jan 1 | 26354171 |
[The fight against malnutrition in older adults: new aproaches in dentistry]. | Geriatr Psychol Neuropsychiatr Vieil | 2015 Mar | 25786420 |
Interspecies allometric meta-analysis of the comparative pharmacokinetics of 85drugs across veterinary and laboratory animal species. | J Vet Pharmacol Ther | 2015 Jun | 25333341 |
Evaluating pharmacological models of high and low anxiety in sheep. | PeerJ | 2015 Dec 14 | 26713255 |
Detection, characterization and biological activities of [bisphospho-thr3,9]ODN, an endogenous molecular form of ODN released by astrocytes. | Neuroscience | 2015 Apr 2 | 25639232 |
Production of monoclonal antibody against clonazepam for immunoassay ofbenzodiazepine drugs in swine tissues. | J Environ Sci Health B | 2015 | 25421624 |
Development of a multi-residue method for fast screening and confirmation of 20prohibited veterinary drugs in feedstuffs by liquid chromatography tandem massspectrometry. | J Chromatogr B Analyt Technol Biomed Life Sci | 2013 Oct 1 | 23962505 |
Comparison of the conditioned reinforcing properties of a safety signal andappetitive stimulus: effects of d-amphetamine and anxiolytics. | Psychopharmacology (Berl) | 2013 May | 23299096 |
Tutu toxicity: three case reports of Coriaria arborea ingestion, review of literature and recommendations for management. | N Z Med J | 2013 Mar 1 | 23474518 |
Mechanisms of penitrem-induced cerebellar granule neuron death in vitro: possible involvement of GABAA receptors and oxidative processes. | Neurotoxicology | 2013 Mar | 23313729 |
[Practical analysis of toxic substances useful for clinical toxicology. (4). 4-O-methylpyridoxine (MPN ; ginkotoxine)]. | Chudoku Kenkyu | 2013 Dec | 24483015 |
Beneficial effects of fluoxetine, reboxetine, venlafaxine, and voluntary running exercise in stressed male rats with anxiety- and depression-like behaviors. | Behav Brain Res | 2013 Aug 1 | 23707245 |
Diazepam promotes choice of abstinence in cocaine self-administering rats. | Addict Biol | 2012 Mar | 21955224 |
Magnesium deficiency induces anxiety and HPA axis dysregulation: modulation bytherapeutic drug treatment. | Neuropharmacology | 2012 Jan | 21835188 |
Evaluation of acute toxicity of a natural compound (+)-limonene epoxide and its anxiolytic-like action. | Brain Res | 2012 Apr 11 | 22364736 |
Redotex ingestions reported to Texas poison centers. | Hum Exp Toxicol | 2010 Sep | 20164159 |
Targets
- General Function:
- Gaba-a receptor activity
- Specific Function:
- GABA, the major inhibitory neurotransmitter in the vertebrate brain, mediates neuronal inhibition by binding to the GABA/benzodiazepine receptor and opening an integral chloride channel. Rho-1 GABA receptor could play a role in retinal neurotransmission.
- Gene Name:
- GABRR1
- Uniprot ID:
- P24046
- Molecular Weight:
- 55882.91 Da
References
- Mohler H, Fritschy JM, Rudolph U: A new benzodiazepine pharmacology. J Pharmacol Exp Ther. 2002 Jan;300(1):2-8. [11752090 ]
- General Function:
- Gaba-a receptor activity
- Specific Function:
- GABA, the major inhibitory neurotransmitter in the vertebrate brain, mediates neuronal inhibition by binding to the GABA/benzodiazepine receptor and opening an integral chloride channel. In the uterus, the function of the receptor appears to be related to tissue contractility. The binding of this pI subunit with other GABA(A) receptor subunits alters the sensitivity of recombinant receptors to modulatory agents such as pregnanolone.
- Gene Name:
- GABRP
- Uniprot ID:
- O00591
- Molecular Weight:
- 50639.735 Da
References
- Mohler H, Fritschy JM, Rudolph U: A new benzodiazepine pharmacology. J Pharmacol Exp Ther. 2002 Jan;300(1):2-8. [11752090 ]
- General Function:
- Cholesterol binding
- Specific Function:
- Can bind protoporphyrin IX and may play a role in the transport of porphyrins and heme (By similarity). Promotes the transport of cholesterol across mitochondrial membranes and may play a role in lipid metabolism (PubMed:24814875), but its precise physiological role is controversial. It is apparently not required for steroid hormone biosynthesis. Was initially identified as peripheral-type benzodiazepine receptor; can also bind isoquinoline carboxamides (PubMed:1847678).
- Gene Name:
- TSPO
- Uniprot ID:
- P30536
- Molecular Weight:
- 18827.81 Da
- Mechanism of Action:
- Benzodiazepines bind nonspecifically to benzodiazepine receptors which mediate sleep, affects muscle relaxation, anticonvulsant activity, motor coordination, and memory. As benzodiazepine receptors are thought to be coupled to gamma-aminobutyric acid-A (GABA<sub>A</sub>) receptors, this enhances the effects of GABA by increasing GABA affinity for the GABA receptor. Binding of GABA to the site opens the chloride channel, resulting in a hyperpolarized cell membrane that prevents further excitation of the cell.
References
- Overington JP, Al-Lazikani B, Hopkins AL: How many drug targets are there? Nat Rev Drug Discov. 2006 Dec;5(12):993-6. [17139284 ]
- General Function:
- Transporter activity
- Specific Function:
- GABA, the major inhibitory neurotransmitter in the vertebrate brain, mediates neuronal inhibition by binding to the GABA/benzodiazepine receptor and opening an integral chloride channel.
- Gene Name:
- GABRA5
- Uniprot ID:
- P31644
- Molecular Weight:
- 52145.645 Da
References
- Mohler H, Fritschy JM, Rudolph U: A new benzodiazepine pharmacology. J Pharmacol Exp Ther. 2002 Jan;300(1):2-8. [11752090 ]
- General Function:
- Inhibitory extracellular ligand-gated ion channel activity
- Specific Function:
- GABA, the major inhibitory neurotransmitter in the vertebrate brain, mediates neuronal inhibition by binding to the GABA/benzodiazepine receptor and opening an integral chloride channel.
- Gene Name:
- GABRA6
- Uniprot ID:
- Q16445
- Molecular Weight:
- 51023.69 Da
References
- Hadingham KL, Garrett EM, Wafford KA, Bain C, Heavens RP, Sirinathsinghji DJ, Whiting PJ: Cloning of cDNAs encoding the human gamma-aminobutyric acid type A receptor alpha 6 subunit and characterization of the pharmacology of alpha 6-containing receptors. Mol Pharmacol. 1996 Feb;49(2):253-9. [8632757 ]
- General Function:
- Ligand-gated ion channel activity
- Specific Function:
- Component of the heteropentameric receptor for GABA, the major inhibitory neurotransmitter in the vertebrate brain. Functions also as histamine receptor and mediates cellular responses to histamine. Functions as receptor for diazepines and various anesthetics, such as pentobarbital; these are bound at a separate allosteric effector binding site. Functions as ligand-gated chloride channel (By similarity).
- Gene Name:
- GABRB1
- Uniprot ID:
- P18505
- Molecular Weight:
- 54234.085 Da
References
- Mohler H, Fritschy JM, Rudolph U: A new benzodiazepine pharmacology. J Pharmacol Exp Ther. 2002 Jan;300(1):2-8. [11752090 ]
- General Function:
- Inhibitory extracellular ligand-gated ion channel activity
- Specific Function:
- Component of the heteropentameric receptor for GABA, the major inhibitory neurotransmitter in the vertebrate brain. Functions also as histamine receptor and mediates cellular responses to histamine. Functions as receptor for diazepines and various anesthetics, such as pentobarbital; these are bound at a separate allosteric effector binding site. Functions as ligand-gated chloride channel.
- Gene Name:
- GABRB2
- Uniprot ID:
- P47870
- Molecular Weight:
- 59149.895 Da
References
- Mohler H, Fritschy JM, Rudolph U: A new benzodiazepine pharmacology. J Pharmacol Exp Ther. 2002 Jan;300(1):2-8. [11752090 ]
- General Function:
- Gaba-a receptor activity
- Specific Function:
- GABA, the major inhibitory neurotransmitter in the vertebrate brain, mediates neuronal inhibition by binding to the GABA/benzodiazepine receptor and opening an integral chloride channel.
- Gene Name:
- GABRD
- Uniprot ID:
- O14764
- Molecular Weight:
- 50707.835 Da
References
- Mohler H, Fritschy JM, Rudolph U: A new benzodiazepine pharmacology. J Pharmacol Exp Ther. 2002 Jan;300(1):2-8. [11752090 ]
- General Function:
- Inhibitory extracellular ligand-gated ion channel activity
- Specific Function:
- GABA, the major inhibitory neurotransmitter in the vertebrate brain, mediates neuronal inhibition by binding to the GABA/benzodiazepine receptor and opening an integral chloride channel.
- Gene Name:
- GABRE
- Uniprot ID:
- P78334
- Molecular Weight:
- 57971.175 Da
References
- Mohler H, Fritschy JM, Rudolph U: A new benzodiazepine pharmacology. J Pharmacol Exp Ther. 2002 Jan;300(1):2-8. [11752090 ]
- General Function:
- Inhibitory extracellular ligand-gated ion channel activity
- Specific Function:
- GABA, the major inhibitory neurotransmitter in the vertebrate brain, mediates neuronal inhibition by binding to the GABA/benzodiazepine receptor and opening an integral chloride channel.
- Gene Name:
- GABRG1
- Uniprot ID:
- Q8N1C3
- Molecular Weight:
- 53594.49 Da
References
- Mohler H, Fritschy JM, Rudolph U: A new benzodiazepine pharmacology. J Pharmacol Exp Ther. 2002 Jan;300(1):2-8. [11752090 ]
- General Function:
- Inhibitory extracellular ligand-gated ion channel activity
- Specific Function:
- Component of the heteropentameric receptor for GABA, the major inhibitory neurotransmitter in the vertebrate brain. Functions also as histamine receptor and mediates cellular responses to histamine. Functions as receptor for diazepines and various anesthetics, such as pentobarbital; these are bound at a separate allosteric effector binding site. Functions as ligand-gated chloride channel.
- Gene Name:
- GABRG2
- Uniprot ID:
- P18507
- Molecular Weight:
- 54161.78 Da
References
- Mohler H, Fritschy JM, Rudolph U: A new benzodiazepine pharmacology. J Pharmacol Exp Ther. 2002 Jan;300(1):2-8. [11752090 ]
- General Function:
- Gaba-a receptor activity
- Specific Function:
- GABA, the major inhibitory neurotransmitter in the vertebrate brain, mediates neuronal inhibition by binding to the GABA/benzodiazepine receptor and opening an integral chloride channel.
- Gene Name:
- GABRR3
- Uniprot ID:
- A8MPY1
- Molecular Weight:
- 54271.1 Da
References
- Mohler H, Fritschy JM, Rudolph U: A new benzodiazepine pharmacology. J Pharmacol Exp Ther. 2002 Jan;300(1):2-8. [11752090 ]
- General Function:
- Transmembrane signaling receptor activity
- Specific Function:
- GABA, the major inhibitory neurotransmitter in the vertebrate brain, mediates neuronal inhibition by binding to the GABA/benzodiazepine receptor and opening an integral chloride channel.
- Gene Name:
- GABRQ
- Uniprot ID:
- Q9UN88
- Molecular Weight:
- 72020.875 Da
References
- Mohler H, Fritschy JM, Rudolph U: A new benzodiazepine pharmacology. J Pharmacol Exp Ther. 2002 Jan;300(1):2-8. [11752090 ]
- General Function:
- G-protein coupled adenosine receptor activity
- Specific Function:
- Receptor for adenosine. The activity of this receptor is mediated by G proteins which inhibits adenylyl cyclase. Possible role in reproduction.
- Gene Name:
- ADORA3
- Uniprot ID:
- P0DMS8
- Molecular Weight:
- 36184.175 Da
References
- Minetti P, Tinti MO, Carminati P, Castorina M, Di Cesare MA, Di Serio S, Gallo G, Ghirardi O, Giorgi F, Giorgi L, Piersanti G, Bartoccini F, Tarzia G: 2-n-Butyl-9-methyl-8-[1,2,3]triazol-2-yl-9H-purin-6-ylamine and analogues as A2A adenosine receptor antagonists. Design, synthesis, and pharmacological characterization. J Med Chem. 2005 Nov 3;48(22):6887-96. [16250647 ]
- Specific Function:
- Keratin-binding protein required for epithelial cell polarization. Involved in apical junction complex (AJC) assembly via its interaction with PARD3. Required for ciliogenesis.
- Gene Name:
- FBF1
- Uniprot ID:
- Q8TES7
- Molecular Weight:
- 125445.19 Da
References
- Yoo MJ, Hage DS: Use of peak decay analysis and affinity microcolumns containing silica monoliths for rapid determination of drug-protein dissociation rates. J Chromatogr A. 2011 Apr 15;1218(15):2072-8. doi: 10.1016/j.chroma.2010.09.070. Epub 2010 Oct 16. [20956006 ]
- General Function:
- Toxic substance binding
- Specific Function:
- Serum albumin, the main protein of plasma, has a good binding capacity for water, Ca(2+), Na(+), K(+), fatty acids, hormones, bilirubin and drugs. Its main function is the regulation of the colloidal osmotic pressure of blood. Major zinc transporter in plasma, typically binds about 80% of all plasma zinc.
- Gene Name:
- ALB
- Uniprot ID:
- P02768
- Molecular Weight:
- 69365.94 Da
References
- Lazaro E, Lowe PJ, Briand X, Faller B: New approach to measure protein binding based on a parallel artificial membrane assay and human serum albumin. J Med Chem. 2008 Apr 10;51(7):2009-17. doi: 10.1021/jm7012826. Epub 2008 Mar 19. [18348514 ]
- General Function:
- Inhibitory extracellular ligand-gated ion channel activity
- Specific Function:
- GABA, the major inhibitory neurotransmitter in the vertebrate brain, mediates neuronal inhibition by binding to the GABA/benzodiazepine receptor and opening an integral chloride channel.
- Gene Name:
- GABRG3
- Uniprot ID:
- Q99928
- Molecular Weight:
- 54288.16 Da
References
- Mohler H, Fritschy JM, Rudolph U: A new benzodiazepine pharmacology. J Pharmacol Exp Ther. 2002 Jan;300(1):2-8. [11752090 ]
- General Function:
- Gaba-gated chloride ion channel activity
- Specific Function:
- Component of the heteropentameric receptor for GABA, the major inhibitory neurotransmitter in the vertebrate brain. Functions also as histamine receptor and mediates cellular responses to histamine. Functions as receptor for diazepines and various anesthetics, such as pentobarbital; these are bound at a separate allosteric effector binding site. Functions as ligand-gated chloride channel.
- Gene Name:
- GABRB3
- Uniprot ID:
- P28472
- Molecular Weight:
- 54115.04 Da
References
- Mohler H, Fritschy JM, Rudolph U: A new benzodiazepine pharmacology. J Pharmacol Exp Ther. 2002 Jan;300(1):2-8. [11752090 ]
- General Function:
- Inhibitory extracellular ligand-gated ion channel activity
- Specific Function:
- GABA, the major inhibitory neurotransmitter in the vertebrate brain, mediates neuronal inhibition by binding to the GABA/benzodiazepine receptor and opening an integral chloride channel.
- Gene Name:
- GABRA2
- Uniprot ID:
- P47869
- Molecular Weight:
- 51325.85 Da
- Mechanism of Action:
- Benzodiazepines bind nonspecifically to benzodiazepine receptors which mediate sleep, affects muscle relaxation, anticonvulsant activity, motor coordination, and memory. As benzodiazepine receptors are thought to be coupled to gamma-aminobutyric acid-A (GABA<sub>A</sub>) receptors, this enhances the effects of GABA by increasing GABA affinity for the GABA receptor. Binding of GABA to the site opens the chloride channel, resulting in a hyperpolarized cell membrane that prevents further excitation of the cell.
References
- Chen X, Ji ZL, Chen YZ: TTD: Therapeutic Target Database. Nucleic Acids Res. 2002 Jan 1;30(1):412-5. [11752352 ]
- General Function:
- Inhibitory extracellular ligand-gated ion channel activity
- Specific Function:
- GABA, the major inhibitory neurotransmitter in the vertebrate brain, mediates neuronal inhibition by binding to the GABA/benzodiazepine receptor and opening an integral chloride channel.
- Gene Name:
- GABRA3
- Uniprot ID:
- P34903
- Molecular Weight:
- 55164.055 Da
- Mechanism of Action:
- Benzodiazepines bind nonspecifically to benzodiazepine receptors which mediate sleep, affects muscle relaxation, anticonvulsant activity, motor coordination, and memory. As benzodiazepine receptors are thought to be coupled to gamma-aminobutyric acid-A (GABA<sub>A</sub>) receptors, this enhances the effects of GABA by increasing GABA affinity for the GABA receptor. Binding of GABA to the site opens the chloride channel, resulting in a hyperpolarized cell membrane that prevents further excitation of the cell.
References
- Chen X, Ji ZL, Chen YZ: TTD: Therapeutic Target Database. Nucleic Acids Res. 2002 Jan 1;30(1):412-5. [11752352 ]
- General Function:
- Inhibitory extracellular ligand-gated ion channel activity
- Specific Function:
- Component of the heteropentameric receptor for GABA, the major inhibitory neurotransmitter in the vertebrate brain. Functions also as histamine receptor and mediates cellular responses to histamine. Functions as receptor for diazepines and various anesthetics, such as pentobarbital; these are bound at a separate allosteric effector binding site. Functions as ligand-gated chloride channel (By similarity).
- Gene Name:
- GABRA1
- Uniprot ID:
- P14867
- Molecular Weight:
- 51801.395 Da
- Mechanism of Action:
- Benzodiazepines bind nonspecifically to benzodiazepine receptors which mediate sleep, affects muscle relaxation, anticonvulsant activity, motor coordination, and memory. As benzodiazepine receptors are thought to be coupled to gamma-aminobutyric acid-A (GABA<sub>A</sub>) receptors, this enhances the effects of GABA by increasing GABA affinity for the GABA receptor. Binding of GABA to the site opens the chloride channel, resulting in a hyperpolarized cell membrane that prevents further excitation of the cell.
References
- Overington JP, Al-Lazikani B, Hopkins AL: How many drug targets are there? Nat Rev Drug Discov. 2006 Dec;5(12):993-6. [17139284 ]
- General Function:
- Gaba-a receptor activity
- Specific Function:
- GABA, the major inhibitory neurotransmitter in the vertebrate brain, mediates neuronal inhibition by binding to the GABA/benzodiazepine receptor and opening an integral chloride channel. Rho-2 GABA receptor could play a role in retinal neurotransmission.
- Gene Name:
- GABRR2
- Uniprot ID:
- P28476
- Molecular Weight:
- 54150.41 Da
References
- Mohler H, Fritschy JM, Rudolph U: A new benzodiazepine pharmacology. J Pharmacol Exp Ther. 2002 Jan;300(1):2-8. [11752090 ]
- General Function:
- Peptide binding
- Specific Function:
- Receptor for cholecystokinin. Mediates pancreatic growth and enzyme secretion, smooth muscle contraction of the gall bladder and stomach. Has a 1000-fold higher affinity for CCK rather than for gastrin. It modulates feeding and dopamine-induced behavior in the central and peripheral nervous system. This receptor mediates its action by association with G proteins that activate a phosphatidylinositol-calcium second messenger system.
- Gene Name:
- CCKAR
- Uniprot ID:
- P32238
- Molecular Weight:
- 47840.645 Da
References
- Evans BE, Rittle KE, Bock MG, DiPardo RM, Freidinger RM, Whitter WL, Gould NP, Lundell GF, Homnick CF, Veber DF, et al.: Design of nonpeptidal ligands for a peptide receptor: cholecystokinin antagonists. J Med Chem. 1987 Jul;30(7):1229-39. [2885419 ]