Nogo Receptor (NgR), also named reticulon 4 receptor, is a glycosylphosphoinositol (GPI)-anchored protein that belongs to the family of leucine-rich repeat (LRR) proteins (1). It is expressed predominantly in the central nervous systems in neurons and their axons. NgR plays an essential role in mediating axon growth inhibition induced by the structurally distinct myelin-derived proteins Nogo, myelin-associated glycoprotein (MAG), and myelin oligodendrocyte glycoprotein (Omgp) (2, 3). Human NgR cDNA encodes a 473 amino acid residues (aa) precursor with a 26 aa putative signal peptide, an LRR-type N-terminal region, eight LRR repeats, a cysteine-rich LRR-type C-terminal region, a GPI linkage domain and a 26 aa C-terminal propeptide that is removed in the mature form (1). All of the LRR domains within NgR are required for ligand binding and receptor oligomerization (4). NgR mediates its inhibitory actions by interacting with the p75 neurotrophin receptor (p75NTR), a tumor necrosis factor receptor superfamily (TNFRSF) member also known for modulating the activities of the Trk family of receptor tyrosine kinases, and for inducing apoptosis in neurons and oligodendrocytes (5). Upon ligand binding, NgR binds to and activates the p75NTR. The activated p75NTR then sequesters the Rho guanine dissociation inhibitor (Rho-GDI) away from Rho and allows Rho to change into the active GTP-bound state which can interact with signaling proteins to suppress axonal growth and regeneration (4). The truncated extracellular domain of NgR has been shown to bind the myelin-derived inhibitors and block inhibition of axon growth by myelin (6).
Human Nogo Receptor/NgR Antibody
R&D Systems | Catalog # AF1208
Key Product Details
Species Reactivity
Validated:
Human
Cited:
Human, Mouse, Rat, Primate - Chlorocebus pygerythrus (Vervet Monkey)
Applications
Validated:
Western Blot, Blockade of Receptor-ligand Interaction
Cited:
Immunohistochemistry, Western Blot, Neutralization, Immunocytochemistry, Immunoprecipitation, ELISA Development
Label
Unconjugated
Antibody Source
Polyclonal Goat IgG
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Product Specifications
Immunogen
recombinant human NgR
Cys27-Ser447
Accession # Q9BZR6
Cys27-Ser447
Accession # Q9BZR6
Specificity
Detects human Nogo Receptor (NgR) in direct ELISAs and Western blots.
Clonality
Polyclonal
Host
Goat
Isotype
IgG
Endotoxin Level
<0.10 EU per 1 μg of the antibody by the LAL method.
Applications for Human Nogo Receptor/NgR Antibody
Application
Recommended Usage
Blockade of Receptor-ligand Interaction
In a functional ELISA, 1-4 µg/mL of this antibody will block 50% of the binding of 1 µg/mL of Recombinant Rat MAG/Siglec-4a Fc Chimera (Catalog # 538-MG) to immobilized Recombinant Human Nogo R Fc Chimera (Catalog # 1208-NG) coated at 5 µg/mL (100 µL/well). At 100 µg/mL, this antibody will block >90% of the binding.
Western Blot
0.1 µg/mL
Sample: Recombinant Human Nogo Receptor/NgR Fc Chimera (Catalog # 1208-NG)
Sample: Recombinant Human Nogo Receptor/NgR Fc Chimera (Catalog # 1208-NG)
Reviewed Applications
Read 2 reviews rated 4 using AF1208 in the following applications:
Formulation, Preparation, and Storage
Purification
Antigen Affinity-purified
Reconstitution
Reconstitute at 0.2 mg/mL in sterile PBS. For liquid material, refer to CoA for concentration.
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Formulation
Lyophilized from a 0.2 μm filtered solution in PBS with Trehalose. *Small pack size (SP) is supplied either lyophilized or as a 0.2 µm filtered solution in PBS.
Shipping
Lyophilized product is shipped at ambient temperature. Liquid small pack size (-SP) is shipped with polar packs. Upon receipt, store immediately at the temperature recommended below.
Stability & Storage
Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
- 12 months from date of receipt, -20 to -70 °C as supplied.
- 1 month, 2 to 8 °C under sterile conditions after reconstitution.
- 6 months, -20 to -70 °C under sterile conditions after reconstitution.
Calculators
Background: Nogo Receptor/NgR
References
- Fournier, A.E. et al. (2001) Nature 409:341.
- GrandPre, T. et al. (2002) Nature 417:547.
- Wang, K.C. et al. (2002) Nature 420:74.
- Barton, W.A. et al. (2003) EMBO Journal 22:3291.
- Yamashita, T. and M. Tohyama (2003) Nature Neuroscience 6:461.
- Fournier, A.S. et al. (2002) J. Neurosci. 22:8876.
Long Name
Nogo-66 Receptor/Reticulon 4 Receptor
Alternate Names
NgR1, NogoR, RTN4R
Gene Symbol
RTN4R
UniProt
Additional Nogo Receptor/NgR Products
Product Documents for Human Nogo Receptor/NgR Antibody
Certificate of Analysis
To download a Certificate of Analysis, please enter a lot or batch number in the search box below.
Note: Certificate of Analysis not available for kit components.
Product Specific Notices for Human Nogo Receptor/NgR Antibody
For research use only
Related Research Areas
Citations for Human Nogo Receptor/NgR Antibody
Customer Reviews for Human Nogo Receptor/NgR Antibody (2)
4 out of 5
2 Customer Ratings
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Application: ImmunofluorescenceSample Tested: See PMID 22281491Species: HumanVerified Customer | Posted 01/05/2015
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Application: ImmunocytochemistrySample Tested: See PMID 22281491Species: MouseVerified Customer | Posted 01/05/2015
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Protocols
Find general support by application which include: protocols, troubleshooting, illustrated assays, videos and webinars.
- Cellular Response to Hypoxia Protocols
- R&D Systems Quality Control Western Blot Protocol
- Troubleshooting Guide: Western Blot Figures
- Western Blot Conditions
- Western Blot Protocol
- Western Blot Protocol for Cell Lysates
- Western Blot Troubleshooting
- Western Blot Troubleshooting Guide
- View all Protocols, Troubleshooting, Illustrated assays and Webinars
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