| Gene Symbol | GABRA2 |
| Full Name | Gamma-Aminobutyric Acid Type A Receptor Alpha 2 Subunit |
| Chromosome | 4p12 |
| Protein Family | Cys-loop ligand-gated ion channel receptor family |
| Protein Type | Receptor |
| Function | encodes a critical subunit of the GABA-A receptor, the primary inhibitory neurotransmitter receptor in the mammalian brain. |
| Primary Expression | the amygdala, a brain region critical for emotional processing and fear responses |
| Subcellular Localization | Plasma membrane (synaptic and extrasynaptic) |
| Molecular Weight | 51 kDa |
| Amino Acids | 456 aa |
| UniProt ID | P47869 |
| NCBI Gene ID | 2566 |
| Ensembl ID | ENSG00000151834 |
| OMIM | 137142 |
| GeneCards | GABRA2 |
| Human Protein Atlas | GABRA2 |
| Associated Diseases | Als, Diabetes, Inflammation, Neurodegeneration |
| KG Connections | 67 knowledge graph edges |
| Databases | GeneCardsHPASTRING |