Gluk1 Kainate Receptor Neurons is an important cell type in the neurobiology of neurodegenerative diseases. This page provides detailed information about its structure, function, and role in disease processes.
GluK1 Kainate Receptor Neurons are neurons expressing the GluK1 (KAR1) receptor, a member of the Ionotropic glutamate receptor family. These receptor neurons play crucial roles in synaptic modulation, sensory processing and are implicated in various neurological and neurodegenerative conditions. [1]
| Taxonomy | ID | Name / Label |
|---|---|---|
| Cell Ontology (CL) | CL:0000197 | sensory receptor cell |
| Property | Value | [2]
|----------|-------|
| Receptor Type | GluK1 (GRIK3, KAR1) |
| Family | Ionotropic glutamate (kainate receptor) |
| Signaling Mechanism | Ligand-gated ion channel, modulates neurotransmitter release |
| Primary Location | Hippocampus, cortex, striatum, olfactory bulb |
| Structure | Homomeric or heteromeric with GluK5 |
| Calcium Permeability | Low (Q/R edited reduces Ca2+) |
GluK1 Kainate Receptor Neurons are neurons expressing the GluK1 receptor, a member of the Ionotropic glutamate receptor family (kainate receptor subclass). These receptor neurons play crucial roles in synaptic modulation, sensory processing, presynaptic regulation, and are implicated in Alzheimer's disease, Parkinson's disease, epilepsy, and depression.
GluK1 receptors conduct sodium (Na+) and potassium (K+):
GluK1 receptors are predominantly presynaptic:
| Region | GluK1 Expression | Functional Role |
|---|---|---|
| Hippocampus | High | Synaptic plasticity, LTP |
| Cerebral cortex | High | Sensory processing, cognition |
| Striatum | Moderate | Motor control |
| Olfactory bulb | High | Odor discrimination |
| Amygdala | Moderate | Emotional processing |
| Cerebellum | Low | Motor learning |
GluK1 receptor neurons are implicated in several conditions:
| Compound | Mechanism | Status |
|---|---|---|
| LY466365 | GluK1 selective antagonist | Phase II |
| UBP-302 | GluK1/2 antagonist | Preclinical |
| CNQX | Non-selective AMPA/KA | Research tool |
The study of Gluk1 Kainate Receptor Neurons has evolved significantly over the past decades. Research in this area has revealed important insights into the underlying mechanisms of neurodegeneration and continues to drive therapeutic development.
Historical context and key discoveries in this field have shaped our current understanding and will continue to guide future research directions.