GluR1 Antibody

ProSci
Product Code: PSI-XPS-1013
Product Group: Primary Antibodies
Supplier: ProSci
CodeSizePrice
PSI-XPS-1013-0.15mL0.15mL£686.00
Quantity:
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Overview

Host Type: Rabbit
Antibody Clonality: Polyclonal
Regulatory Status: RUO
Target Species:
  • Human
  • Mouse
  • Rat
Applications:
  • Immunofluorescence (IF)
  • Immunohistochemistry (IHC)
  • Western Blot (WB)
Storage:
For long term storage ?80˚C is recommended, but shorter term storage at ?20˚C is also acceptable as aliquots may be taken without freeze/thawing due to the presence of 50% glycerol. Stable for one year.

Images

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Western blot of rat hippocampal lysate showing phospho-specific immunolabeling of the ~100k GluR1 protein phosphorylated at Ser845.

Western blot of rat hippocampal lysate showing phospho-specific immunolabeling of the ~100k GluR1 protein phosphorylated at Ser845.

Further Information

Application Note:
Immunolabeling of the GluR1 protein in western blots of rat brain is blocked by the Ser845 phosphopeptide used as antigen but not by the corresponding non-phosphopeptide. The antibody is purified by sequential chromatography on phospho- and non-phosphopeptide affinity columns. Antibody dilutions and tissue load should be based on tissue type and expected phosphorylation state. Initial recommended range of dilutions: 1:500 to 1:2000. Applications include Immunofluorescence (IF), Immunohistochemistry (IHC) and Western Blots (WB). Immunohistochemistry (IHC) has not yet been determined. Human, mouse and rat have 100% amino acid sequence identity with the antigen used to raise the antibody. When internally tested under ideal conditions the working dilutions were 1:1000 for IF, IHC and WB.
Background:
The ion channels activated by glutamate are typically divided into two classes. Those that are sensitive to N-methyl-D-aspartate (NMDA) are designated NMDA receptors (NMDAR) while those activated by alpha-amino-3-hydroxy-5-methyl-4-isoxalone propionic acid (AMPA) are known as AMPA receptors (AMPAR). The AMPAR are comprised of 4 distinct subunits (GluR1-4) and they play key roles in virtually all excitatory neurotransmission in the brain. The GluR1 subunit is widely expressed throughout the nervous system. GluR1 is also potentiated by phosphorylation at Ser845. In addition, phosphorylation of this site has been linked to synaptic plasticity as well and learning and memory.
Background References:
  • Roche, K.W., O'Brien, R.J., Mammen, A.L., Bernhardt, J., and Huganir, R.L., "Characterization of multiple phosphorylation sites on the AMPA receptor GluR1 subunit," Neuron, 16 (1996) 1179 - 1188.
  • Blackstone, C.D., Moss, S.J., Martin, L.J., Levey, A.I., Price, D.L. and Huganir, R.L., "Biochemical characterization and localization of a non-N- methyl-D-aspartate glutamate receptor in rat brain," J. Neurochem. 58 (1992) 1118 - 1126.
  • McGlade-Mcculloh, E., Yamamoto, H., Tan, S.-E., Brickey, D.A. and Soderling, T.R. "Phosphorylation and regulation of glutamate receptors by calcium/calmodulin-dependent protein kinase II," Nature (London) 362 (1993) 640 - 642.
  • Barria, A., Muller, D., Derkach, V., Griffith, L.C. and Soderling, T.R., "Regulatory phosphorylation of AMPA-type glutamate receptors by CaM-KII during long-term potentiation," Science 276 (1997) 2042 - 2045.
Concentration:
batch dependent
Conjugate:
Unconjugated
Immunogen:
GluR1 (Ser845) polyclonal antibody was raised against a synthetic phosphopeptide corresponding to amino acids residues surrounding the phospho-Ser845 of rat GluR1.
Modifications:
Phospho-Specific
NCBI Gene ID #:
50592
NCBI Official Name:
glutamate receptor, ionotropic, AMPA 1
NCBI Official Symbol:
Gria1
NCBI Organism:
Rattus norvegicus
Physical State:
Liquid
PREDICTED MOLECULAR WEIGHT:
100
Protein Accession #:
P19490
Protein GI Number:
97536283
Purification:
Affinity Purified
Research Area:
Neuroscience ,Phospho-Specific
SPECIFICITY:
GluR1 antibody is specific for GluR1 phosphorylated at Ser845.
Swissprot #:
P19490
User NOte:
Optimal dilutions for each application to be determined by the researcher.