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MW 147.13 Da, Purity >99%. Excitotoxic amino acid. Prototypic agonist at the ionotropic NMDA glutamate receptor which is involved in long-term potentiation, ischemia, and epilepsy.

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Images

Chemical Structure - NMDA, excitotoxic amino acid (AB120052), expandable thumbnail
  • Immunocytochemistry/ Immunofluorescence - NMDA, excitotoxic amino acid (AB120052), expandable thumbnail
  • Functional Studies - NMDA, excitotoxic amino acid (AB120052), expandable thumbnail

Publications

Key facts

CAS number

6384-92-5

Purity

> 99%

Form

Solid

Molecular weight

147.13 Da

Molecular formula

C5H9NO4

PubChem identifier

22880

Nature

Synthetic

Alternative names

Recommended products

MW 147.13 Da, Purity >99%. Excitotoxic amino acid. Prototypic agonist at the ionotropic NMDA glutamate receptor which is involved in long-term potentiation, ischemia, and epilepsy.

Key facts

Purity

> 99%

PubChem identifier

22880

Biochemical name

N-methyl-D-aspartic acid

Biological description

Excitotoxic amino acid. Prototypic agonist at the ionotropic NMDA glutamate receptor which is involved in long-term potentiation, ischemia, and epilepsy.

Canonical SMILES

CNC(CC(=O)O)C(=O)O

Isomeric SMILES

CN[C@H](CC(=O)O)C(=O)O

InChI

InChI=1S/C5H9NO4/c1-6-3(5(9)10)2-4(7)8/h3,6H,2H2,1H3,(H,7,8)(H,9,10)/t3-/m1/s1

InChIKey

HOKKHZGPKSLGJE-GSVOUGTGSA-N

IUPAC name

(2R)-2-(methylamino)butanedioic acid

Storage

Shipped at conditions

Ambient - Can Ship with Ice

Appropriate short-term storage conditions

+4°C

Appropriate long-term storage conditions

+4°C

Storage information

Store under desiccating conditions, The product can be stored for up to 12 months

Supplementary info

This supplementary information is collated from multiple sources and compiled automatically.

Activity summary

The target proteins NMDAR2A NMDAR2B GluN2C NMDAR1 TSH Receptor/TSH-R and Glutamate Receptor 1 (AMPA subtype) play key roles within the central nervous system and endocrine system. NMDAR2A NMDAR2B and GluN2C are subunits of NMDAR a glutamate receptor and ion channel. These subunits contribute to the receptor's structure and function facilitating synaptic transmission and plasticity. NMDAR molecules generally have high molecular weights due to their complex structure. NMDARs are widely expressed in the brain particularly in the hippocampus and cortex. The TSH Receptor (TSH-R) found in the thyroid gland mediates thyroid-stimulating hormone activity important for thyroid hormone production regulation. Glutamate Receptor 1 (AMPA subtype) is an ionotropic receptor that also facilitates synaptic transmission throughout the CNS.

Biological function summary

These proteins participate in neurotransmission and signal transduction. NMDARs form part of a receptor complex interacting with various regulatory proteins facilitating calcium ion influx when activated by glutamate. This ion movement is essential for long-term potentiation and synaptic plasticity important for learning and memory. The TSH receptor functions in the thyroid hormone synthesis signaling pathway initiating cascades upon thyroid stimulating hormone binding. Meanwhile AMPA receptors mediate fast synaptic transmission primarily through sodium ion flux contributing significantly to excitatory neurotransmission in the brain.

Pathways

NMDARs are central to the glutamatergic pathway involving neurotransmitter release and various intracellular signaling mechanisms. This pathway intersects with the calcium/calmodulin-dependent protein kinase (CaMK) pathway. Proteins such as CaMKII associate with NMDARs impacting synaptic strength and excitability. The TSH receptor operates within the hypothalamic-pituitary-thyroid (HPT) axis influencing thyroid hormone levels. This receptor collaborates with other proteins like G-proteins to propagate intracellular signaling. AMPA receptors interact with NMDA receptors in synaptic transmission pathways influencing neuronal communication and plasticity.

Associated diseases and disorders

NMDAR dysfunction is associated with neurological disorders such as Alzheimer's disease and schizophrenia. Alterations in synaptic plasticity linked to these receptors affect memory and cognition. The TSH receptor through its role in the thyroid hormone pathway is connected to disorders such as Graves' disease and thyroid cancer. The autoantibodies against TSH receptors play a pivotal role in disease pathology affecting thyroid function. AMPA receptor dysregulation can contribute to neurodegenerative diseases where excitotoxicity plays an important role affecting neuronal survival.

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3 product images

  • Chemical Structure - NMDA, excitotoxic amino acid (ab120052), expandable thumbnail

    Chemical Structure - NMDA, excitotoxic amino acid (ab120052)

    2D chemical structure image of ab120052, NMDA, excitotoxic amino acid

  • Immunocytochemistry/ Immunofluorescence - NMDA, excitotoxic amino acid (ab120052), expandable thumbnail

    Immunocytochemistry/ Immunofluorescence - NMDA, excitotoxic amino acid (ab120052)

    Anti-GABA B Receptor 1 antibody [2D7] ab55051 staining GABA B receptor 1 in SK-N-SH cells treated with NMDA (ab120052), by ICC/IF. Internalization of GABA B receptor 1 correlates with increased concentration of NMDA, as described in literature.
    The cells were incubated at 37°C for 30 minutes in media containing different concentrations of ab120052 (NMDA) in DMSO, fixed with 4% formaldehyde for 10 minutes at room temperature and blocked with PBS containing 10% goat serum, 0.3 M glycine, 1% BSA and 0.1% tween for 2h at room temperature. Staining of the treated cells with Anti-GABA B Receptor 1 antibody [2D7] ab55051 (1 µg/ml) was performed overnight at 4°C in PBS containing 1% BSA and 0.1% tween. A DyLight 488 goat anti-mouse polyclonal antibody (Goat Anti-Mouse IgG H&L (DyLight® 488) preadsorbed ab96879) at 1/250 dilution was used as the secondary antibody. Nuclei were counterstained with DAPI and are shown in blue.

  • Functional Studies - NMDA, excitotoxic amino acid (ab120052), expandable thumbnail
    Sims et al PLoS One. 2013;8(1):e53814. doi: 10.1371/journal.pone.0053814. Epub 2013 Jan 11. Fig 1. Reproduced under the Creative Commons license http://creativecommons.org/licenses/by/4.0/

    Functional Studies - NMDA, excitotoxic amino acid (ab120052)

    Release of adenosine by depolarisation and agonists.

    (Panel c) NMDA application also evoked neuronal depolarisation and firing accompanied by subsequent release of adenosine and inosine.

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