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HPA013873

Sigma-Aldrich

Anti-GPR18 antibody produced in rabbit

enhanced validation

Prestige Antibodies® Powered by Atlas Antibodies, affinity isolated antibody, buffered aqueous glycerol solution

Synonym(s):

Anti-G-protein coupled receptor 18, Anti-N-arachidonyl glycine receptor, Anti-NAGly receptor

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About This Item

UNSPSC Code:
12352203
Human Protein Atlas Number:
NACRES:
NA.41

biological source

rabbit

conjugate

unconjugated

antibody form

affinity isolated antibody

antibody product type

primary antibodies

clone

polyclonal

product line

Prestige Antibodies® Powered by Atlas Antibodies

form

buffered aqueous glycerol solution

species reactivity

human

enhanced validation

orthogonal RNAseq
Learn more about Antibody Enhanced Validation

technique(s)

immunohistochemistry: 1:50- 1:200

immunogen sequence

KDPDKDSTPATCLKISDIIYLKAVNVLNLTRL

UniProt accession no.

shipped in

wet ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... GPR18(2841)

General description

GPR18 (G-protein-coupled receptor 18) encodes a seven transmembrane G-protein-linked receptor that is highly expressed in testis and spleen. Its expression is strongest in hypothalamus, thyroid, peripheral blood leucocytes, cerebellum and brain stem. Its expression has been observed to a lesser extent in tissues associated with endocrine and immunologic/hematologic function. The gene is mapped to human chromosome 13q32. The open reading frame (ORF) encoded by this gene spans a length of 993bp. The encoded protein is 331 amino acids long.

Immunogen

N-arachidonyl glycine receptor recombinant protein epitope signature tag (PrEST)

Application

All Prestige Antibodies Powered by Atlas Antibodies are developed and validated by the Human Protein Atlas (HPA) project and as a result, are supported by the most extensive characterization in the industry.

The Human Protein Atlas project can be subdivided into three efforts: Human Tissue Atlas, Cancer Atlas, and Human Cell Atlas. The antibodies that have been generated in support of the Tissue and Cancer Atlas projects have been tested by immunohistochemistry against hundreds of normal and disease tissues and through the recent efforts of the Human Cell Atlas project, many have been characterized by immunofluorescence to map the human proteome not only at the tissue level but now at the subcellular level. These images and the collection of this vast data set can be viewed on the Human Protein Atlas (HPA) site by clicking on the Image Gallery link. We also provide Prestige Antibodies® protocols and other useful information.

Biochem/physiol Actions

The gene GPR18 encodes an orphan G-protein-coupled receptor that binds to N-arachidonylglycine (NAGly), an endogenous lipid that recruits BV-2 microglia and drives cellular migration. GPR18 is activated by phytocannabinoid, Δ9-tetrahydrocannabinol (Δ9-THC), and by NAGly, an oxygenated metabolite of the endogenous cannabinoid anandamide. GPR18 may be involved in central nervous system and endocannabinoid system signaling. It is found to inhibit apoptosis in melanoma metastases and it also facilitates tumor cell survival. It may serve as a potential drug target in metastatic melanoma.

Features and Benefits

Prestige Antibodies® are highly characterized and extensively validated antibodies with the added benefit of all available characterization data for each target being accessible via the Human Protein Atlas portal linked just below the product name at the top of this page. The uniqueness and low cross-reactivity of the Prestige Antibodies® to other proteins are due to a thorough selection of antigen regions, affinity purification, and stringent selection. Prestige antigen controls are available for every corresponding Prestige Antibody and can be found in the linkage section.

Every Prestige Antibody is tested in the following ways:
  • IHC tissue array of 44 normal human tissues and 20 of the most common cancer type tissues.
  • Protein array of 364 human recombinant protein fragments.

Linkage

Corresponding Antigen APREST72777

Physical form

Solution in phosphate-buffered saline, pH 7.2, containing 40% glycerol and 0.02% sodium azide

Legal Information

Prestige Antibodies is a registered trademark of Merck KGaA, Darmstadt, Germany

Disclaimer

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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D McHugh
British journal of pharmacology, 167(8), 1575-1582 (2012-05-09)
A review of what is presently known about the G protein coupled receptor GPR18 in terms of its expression and distribution, pharmacology and potential implications for central nervous system and endocannabinoid system signalling. LINKED ARTICLES This article is part of
Douglas McHugh et al.
BMC neuroscience, 11, 44-44 (2010-03-30)
Microglia provide continuous immune surveillance of the CNS and upon activation rapidly change phenotype to express receptors that respond to chemoattractants during CNS damage or infection. These activated microglia undergo directed migration towards affected tissue. Importantly, the molecular species of
I Gantz et al.
Genomics, 42(3), 462-466 (1997-06-15)
Using the techniques of relaxed stringency polymerase chain reaction and genomic library screening, we have isolated homologous canine and human genes that encode a novel putative seven transmembrane G-protein-linked receptor. The gene encodes an open reading frame (ORF) of 993
Y Qin et al.
Pigment cell & melanoma research, 24(1), 207-218 (2010-10-01)
G-protein-coupled receptors (GPCRs) have been implicated in the tumorigenesis and metastasis of human cancers and are considered amongst the most desirable targets for drug development. Utilizing a robust quantitative PCR array, we quantified expression of 94 human GPCRs, including 75

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