| Gene Symbol | JPH3 |
| Full Name | Junctophilin 3 |
| Chromosome | 16q24.3 |
| Function | JPH3 encodes Junctophilin-3, a membrane protein that plays critical roles in forming and maintaining junctional membrane complexes (JMCs) between the plasma membrane and the endoplasmic reticulum (ER) |
| Primary Expression | neurons and may protect against excitotoxicity |
| Molecular Weight | 75 kDa |
| UniProt ID | Q9Y2W5 |
| NCBI Gene ID | 57338 |
| Ensembl ID | ENSG00000125900 |
| OMIM | 605714 |
| GeneCards | JPH3 |
| Human Protein Atlas | JPH3 |
| N-terminal membrane-binding domain | AA 1-270 |
| Central alpha-helical domain | AA 271-500 |
| C-terminal coiled-coil | AA 501-638 |
| Associated Diseases | neurodegeneration |
| Databases | GeneCardsHPASTRING |