Introduction N-methyl-D-aspartate receptors (NMDARs) are ionotropic glutamate receptors composed of two glycine-binding GluN1 subunits (encoded by GRIN1 gene) in combination with two glutamate-binding GluN2 subunits (encoded by GRIN2A, GRIN2B, GRIN2C or GRIN2D genes)....

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