Metabotropic glutamate receptor 1

Metabotropic glutamate receptor 1 (mGluR1) is a type of metabotropic glutamate receptor that plays a crucial role in the central nervous system. It is a G protein-coupled receptor that responds to the neurotransmitter glutamate.

Structure

The mGluR1 receptor is a large protein complex composed of multiple subunits. The primary structure of the receptor includes a seven-transmembrane domain, which is characteristic of G protein-coupled receptors. The extracellular N-terminal domain of the receptor is responsible for glutamate binding.

Function

The mGluR1 receptor is primarily found in the neurons of the central nervous system. It is involved in a variety of physiological processes, including neurotransmission, synaptic plasticity, and neuronal excitability. Activation of mGluR1 by glutamate leads to the activation of phospholipase C, which in turn triggers a cascade of intracellular events leading to the modulation of neuronal activity.

Clinical significance

Alterations in mGluR1 function have been implicated in a number of neurological and psychiatric disorders, including schizophrenia, anxiety disorders, and chronic pain. As such, mGluR1 is considered a potential therapeutic target for the treatment of these conditions.

See also

• Metabotropic glutamate receptor
• G protein-coupled receptor
• Glutamate

References

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