GRIN2D

GRIN2D is a gene that encodes a subunit of the N-methyl-D-aspartate (NMDA) receptor, a type of ionotropic glutamate receptor in the human body. The NMDA receptor is crucial for controlling synaptic plasticity and memory function.

Function

The GRIN2D gene is part of the glutamate receptor family of genes, which play a key role in the central nervous system's excitatory synaptic transmission. The protein encoded by the GRIN2D gene forms a heteromeric complex with GRIN1 to create an NMDA receptor. This receptor is a voltage-dependent calcium channel that is permeable to cations and is activated by the neurotransmitter glutamate and the co-agonist glycine.

Clinical Significance

Mutations in the GRIN2D gene have been associated with various neurological disorders. These include epileptic encephalopathy, a type of epilepsy characterized by frequent seizures and cognitive impairment. Other disorders linked to GRIN2D mutations include intellectual disability and autism spectrum disorder.

Research

Research into the GRIN2D gene and its associated proteins is ongoing. Understanding the function and structure of the NMDA receptor could lead to new treatments for neurological disorders.

See Also

• NMDA receptor
• Glutamate receptor
• Epileptic encephalopathy
• Intellectual disability
• Autism spectrum disorder