Rabbit Recombinant Monoclonal Glutamate Receptor 1 (AMPA subtype) phospho S831 antibody. Suitable for Dot, WB and reacts with Synthetic peptide, Mouse, Rat, Human samples. Cited in 31 publications.
pH: 7.2 - 7.4
Preservative: 0.05% Sodium azide
Constituents: 50% Tissue culture supernatant, 40% Glycerol (glycerin, glycerine), 9.85% Tris glycine, 0.1% BSA
ICC/IF | Flow Cyt | Dot | WB | IHC-P | |
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Human | Not recommended | Not recommended | Expected | Tested | Not recommended |
Mouse | Not recommended | Not recommended | Expected | Tested | Not recommended |
Rat | Not recommended | Not recommended | Expected | Tested | Not recommended |
Synthetic peptide | Not recommended | Not recommended | Tested | Not recommended | Not recommended |
Species | Dilution info | Notes |
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Species Mouse, Rat, Human, Synthetic peptide | Dilution info - | Notes - |
Species | Dilution info | Notes |
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Species Mouse, Rat, Human, Synthetic peptide | Dilution info - | Notes - |
Species | Dilution info | Notes |
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Species Synthetic peptide | Dilution info - | Notes - |
Species | Dilution info | Notes |
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Species Mouse, Rat, Human | Dilution info Use at an assay dependent concentration. | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Mouse | Dilution info 1/1000 - 1/10000 | Notes - |
Species Rat | Dilution info 1/1000 - 1/10000 | Notes - |
Species Human | Dilution info 1/1000 - 1/10000 | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Synthetic peptide | Dilution info - | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Mouse, Rat, Human, Synthetic peptide | Dilution info - | Notes - |
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Ionotropic glutamate receptor that functions as a ligand-gated cation channel, gated by L-glutamate and glutamatergic agonists such as alpha-amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid (AMPA), quisqualic acid, and kainic acid (PubMed:1311100, PubMed:20805473, PubMed:21172611, PubMed:28628100, PubMed:35675825). L-glutamate acts as an excitatory neurotransmitter at many synapses in the central nervous system. Binding of the excitatory neurotransmitter L-glutamate induces a conformation change, leading to the opening of the cation channel, and thereby converts the chemical signal to an electrical impulse upon entry of monovalent and divalent cations such as sodium and calcium. The receptor then desensitizes rapidly and enters in a transient inactive state, characterized by the presence of bound agonist (By similarity). In the presence of CACNG2 or CACNG4 or CACNG7 or CACNG8, shows resensitization which is characterized by a delayed accumulation of current flux upon continued application of L-glutamate (PubMed:21172611). Resensitization is blocked by CNIH2 through interaction with CACNG8 in the CACNG8-containing AMPA receptors complex (PubMed:21172611). Calcium (Ca(2+)) permeability depends on subunits composition and, heteromeric channels containing edited GRIA2 subunit are calcium-impermeable. Also permeable to other divalents cations such as strontium(2+) and magnesium(2+) and monovalent cations such as potassium(1+) and lithium(1+) (By similarity).
GLUA1, GLUH1, GLUR1, GRIA1, Glutamate receptor 1, GluR-1, AMPA-selective glutamate receptor 1, GluR-A, GluR-K1
Rabbit Recombinant Monoclonal Glutamate Receptor 1 (AMPA subtype) phospho S831 antibody. Suitable for Dot, WB and reacts with Synthetic peptide, Mouse, Rat, Human samples. Cited in 31 publications.
pH: 7.2 - 7.4
Preservative: 0.05% Sodium azide
Constituents: 50% Tissue culture supernatant, 40% Glycerol (glycerin, glycerine), 9.85% Tris glycine, 0.1% BSA
ab109464 only detects Glutamate Receptor 1 phosphorylated at Serine 831.
Our RabMAb® technology is a patented hybridoma-based technology for making rabbit monoclonal antibodies. For details on our patents, please refer to RabMAb® patents.
This product is a recombinant monoclonal antibody, which offers several advantages including:
For more information, read more on recombinant antibodies.
Glutamate Receptor 1 (AMPA subtype) also known as GluR1 is a subunit of the AMPA receptor complex which mediates fast synaptic transmission in the central nervous system. It is an ionotropic receptor for glutamate functioning by opening ion channels to allow the flow of Na+ and Ca2+ ions across the cell membrane contributing to excitatory neurotransmission. The GluR1 subunit has a molecular mass of approximately 100 kDa. This receptor is commonly expressed in the brain regions such as the hippocampus and the cerebral cortex playing an important role in synaptic plasticity and memory formation.
The GluR1 subunit is an essential component of the AMPA receptor complex which typically forms as a tetramer. This complex modulates synaptic strength and plasticity processes critical for learning and memory. The activity of AMPA receptors including those containing GluR1 is regulated by several auxiliary proteins and is essential for post-synaptic responses. The GluR1 subunit also interacts with other proteins such as TARPs which modulate its trafficking and channel properties.
The GluR1-containing AMPA receptors participate significantly in the glutamatergic signaling pathway which is vital for fast excitatory synaptic transmission in the brain. This pathway also involves the NMDA receptors which work together with AMPA receptors to regulate synaptic plasticity and neuronal communication. Additionally the GluR1 interacts within the long-term potentiation (LTP) pathway contributing to the strengthening of synapses an essential mechanism underlying learning and memory.
Dysfunction in GluR1 and associated AMPA receptors has been implicated in conditions like Alzheimer's disease and epilepsy. Alzheimer's disease exhibits decreased synaptic transmission and plasticity linked to impaired GluR1 function and its interactions with NMDA receptors. In epilepsy abnormal GluR1 activity may contribute to heightened neuronal excitability and seizure propagation. Targeting GluR1 or associated pathways offers potential for therapeutic interventions in these disorders possibly through drugs such as memantine and NBQX which modulate receptor activity.
We have tested this species and application combination and it works. It is covered by our product promise.
We have not tested this specific species and application combination in-house, but expect it will work. It is covered by our product promise.
This species and application combination has not been tested, but we predict it will work based on strong homology. However, this combination is not covered by our product promise.
We do not recommend this combination. It is not covered by our product promise.
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In the unlikely event of one of our products not working as expected, you are covered by our product promise.
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Blocking buffer 5% NFDM/TBST
Diluting buffer 5% NFDM/TBST
All lanes: Western blot - Anti-Glutamate Receptor 1 (AMPA subtype) (phospho S831) antibody [EPR1887] (ab109464) at 1/1000 dilution
Lane 1: Mouse hippocampus tissue lysate at 15 µg
Lane 2: Mouse hippocampus tissue lysate, membrane incubated with phosphatase at 15 µg
All lanes: Western blot - Goat Anti-Rabbit IgG H&L (HRP) (Goat Anti-Rabbit IgG H&L (HRP) ab97051) at 1/20000 dilution
Predicted band size: 102 kDa
Observed band size: 106 kDa
Exposure time: 5s
Dot blot analysis of Glutamate Receptor 1 (AMPA subtype) with ab109464 at 1/1000 exposed for 3 minutes. Peroxidase conjugated Goat Anti-Rabbit IgG, (H+L) Goat Anti-Rabbit IgG H&L (HRP) ab97051 (1/100,000) was used as the secondary antibody. Blocking buffer 5% NFDM/TBST. Diluting buffer 5% NFDM/TBST.
Lane 1: Glutamate Receptor 1 (AMPA subtype) (pS831) phospho peptide
Lane 2: Glutamate Receptor 1 (AMPA subtype) non-phospho peptide
Blocking buffer 5% NFDM/TBST
Diluting buffer 5% NFDM/TBST
All lanes: Western blot - Anti-Glutamate Receptor 1 (AMPA subtype) (phospho S831) antibody [EPR1887] (ab109464) at 1/1000 dilution
Lane 1: Human cerebellum whole cell lysates at 15 µg
Lane 2: Human cerebellum whole cell lysates, the membrane was incubated with phosphatase. at 15 µg
All lanes: Western blot - Goat Anti-Rabbit IgG H&L (HRP) (Goat Anti-Rabbit IgG H&L (HRP) ab97051) at 1/20000 dilution
Predicted band size: 102 kDa
Observed band size: 106 kDa
Exposure time: 10s
The lower panel shows Glutamate Receptor 1 detected with an alternative anti-Glutamate Receptor 1 antibody which is not dependent upon antigen phosphorylation.
All lanes: Western blot - Anti-Glutamate Receptor 1 (AMPA subtype) (phospho S831) antibody [EPR1887] (ab109464) at 1/1000 dilution
Lane 1: Rat brain lysates, untreated at 10 µg
Lane 2: Rat brain lysates treated with Lambda Phosphatase at 10 µg
All lanes: HRP-labelled goat anti-rabbit at 1/2000 dilution
Predicted band size: 102 kDa
Observed band size: 106 kDa
Image collected and cropped by CiteAb under a CC-BY license from the publication
Glutamate Receptor 1 (AMPA subtype) (phospho S831) western blot using anti-Glutamate Receptor 1 (AMPA subtype) (phospho S831) antibody [EPR1887] ab109464. Publication image and figure legend from Kim, J. E., Choi, H. C., et al., 2019, Front Cell Neurosci, PubMed 31118889.
ab109464 was used in this publication in western blot. This may not be the same as the application(s) guaranteed by Abcam. For a full list of applications guaranteed by Abcam for ab109464 please see the product overview.
Effects of MK801, perampanel (PER) and GYKI 52466 on GluR1 expression and its phosphorylations. MK801 does not affect GluR1 expression and its phosphorylations. Perampanel and GYKI 52466 reduce GluR1 expression, but increase GluR1-S831, not -S845, phosphorylation. (A) Representative images for western blot of GluR1, phospho (p)-GluR1-S831 and pGluR1-S845 levels in the hippocampal tissues. (B–D) Quantifications of GluR1, pGluR1-S831, and pGluR1-S845 levels. Open circles indicate each individual value. Horizontal bars indicate mean value. Error bars indicate SEM (∗p < 0.05 vs. vehicle; n = 7, respectively).
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