| Gene Symbol | MS4A2 |
| Full Name | Membrane Spanning 4-Domains A2 (FcεRIβ) |
| Aliases | FcεRIβ, MS4A2, FCER1B |
| Chromosome | 11q12.2 |
| Protein Type | Receptor |
| Function | IgE receptor signaling, mast cell/basophil activation |
| Primary Expression | microglia, the resident immune cells of the central nervous system |
| Subcellular Localization | **Plasma membrane**: Primary localization as a transmembrane receptor component |
| Molecular Weight | 26 kDa |
| Amino Acids | 245 aa |
| Exons | 7 |
| UniProt ID | Q08431 |
| NCBI Gene ID | 2538 |
| Ensembl ID | ENSG00000149507 |
| GeneCards | MS4A2 |
| Human Protein Atlas | MS4A2 |
| Associated Diseases | Alzheimer's disease |
| KG Connections | 4 knowledge graph edges |
| Databases | GeneCardsHPASTRING |