Entity Detail — Knowledge Graph Node
This page aggregates everything SciDEX knows about INPP4A: its mechanistic relationships (Knowledge Graph edges), hypotheses targeting it, analyses mentioning it, and supporting scientific papers. The interactive graph below shows its immediate neighbors. All content is AI-synthesized from peer-reviewed literature.
INPP4A (inositol polyphosphate-4-phosphatase type I) is a novel Parkinson's disease therapeutic target from recent multi-omics studies. It regulates the phosphatidylinositol cycle in the endolysosomal pathway.
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| Gene Symbol | INPP4A |
| Full Name | Inositol Polyphosphate-4-Phosphatase Type I |
| Chromosome | 9q34.3 |
| Protein Type | Phosphatase |
| Function | encodes a lipid phosphatase that plays a critical role in phosphatidylinositol (PI) signaling pathways. |
| Primary Expression | dopaminergic neurons of the substantia nigra pars compacta, the precise neuronal population that degenerates in Parkinson's disease |
| Subcellular Localization | INPP4A exhibits specific subcellular distribution that informs its function: |
| Molecular Weight | 113 kDa |
| Amino Acids | 1028 aa |
| Exons | 22 |
| UniProt ID | [Q9Y2K2](https://www.uniprot.org/uniprot/Q9Y2K2) |
| Ensembl ID | ENSG00000116678 |
| GeneCards | INPP4A |
| Human Protein Atlas | INPP4A |
| Early endosomes | Colocalizes with early endosome markers (EEA1, Rab5) |
| Associated Diseases | Als |
| KG Connections | 15 knowledge graph edges |
| Databases | GeneCardsNCBI GeneHPASTRING |
Knowledge base pages for this entity
graph TD
INPP4A["INPP4A"]
INPP4A -->|"causes"| Als["Als"]
INPP4A -->|"causes"| ALS["ALS"]
INPP4A -->|"causes"| App["App"]
INPP4A -->|"implicated in"| neurodegeneration["neurodegeneration"]
INPP4A ---|"associated"| P2RX7["P2RX7"]
INPP4A ---|"associated"| SCN10A["SCN10A"]
INPP4A ---|"associated"| XPR1["XPR1"]
INPP4A ---|"associated"| CAMSAP1["CAMSAP1"]
INPP4A ---|"associated"| Genes["Genes"]
AND["AND"] -->|"causes"| INPP4A
P2RX7 ---|"associated"| INPP4A
XPR1 ---|"associated"| INPP4A
SCN10A ---|"associated"| INPP4A
GENES["GENES"] ---|"associated"| INPP4AHypotheses where this entity is a therapeutic target
| Hypothesis | Score | Disease | Analysis |
|---|---|---|---|
| No targeting hypotheses | |||
Scientific analyses that reference this entity
No analyses mention this entity
Experimental studies targeting or related to this entity
| Experiment | Type | Disease | Score | Feasibility | Model | Status | Est. Cost |
|---|---|---|---|---|---|---|---|
| No experiments found | |||||||
Scientific publications cited in analyses involving this entity
| Title & PMID | Authors | Journal | Year | Citations |
|---|---|---|---|---|
| No papers found | ||||
Multi-agent debates referencing this entity
No debates reference this entity
Hypotheses and analyses mentioning INPP4A in their description or question text
No additional research found