| Gene Symbol | NLGN4X |
| Full Name | Neuroligin 4, X-linked |
| Chromosome | Xp22.33 |
| Protein Family | Neuroligin family |
| Function | Inhibitory Synapse Specialization: NLGN4X shows strong preference for inhibitory (GABAergic) synapses, unlike NLGN1 which favors excitatory synapses. |
| Subcellular Localization | Postsynaptic membrane, dendritic spines |
| Molecular Weight | ~176 kDa (glycosylated) |
| Amino Acids | 595 aa |
| Exons | 20 |
| UniProt ID | Q9H0Y5 |
| NCBI Gene ID | 54502 |
| Ensembl ID | ENSG00000146938 |
| OMIM | 300496 |
| GeneCards | NLGN4X |
| Human Protein Atlas | NLGN4X |
| Associated Diseases | neurodegeneration |
| Databases | GeneCardsHPASTRING |