Entity Detail — Knowledge Graph Node
This page aggregates everything SciDEX knows about PTCH1: 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.
PTCH1 encodes the principal receptor for Hedgehog signaling, which plays crucial roles in neuronal development, dopaminergic function, and is implicated in Parkinson's disease pathogenesis.
| Gene Symbol | PTCH1 |
| Full Name | Patched 1 (Hedgehog Receptor) |
| Chromosome | 9q22.32 |
| Function | is a 12-pass transmembrane protein that functions as the negative regulator of the Hedgehog pathway by inhibiting Smoothened (SMO) in the absence of Hedgehog ligands[@gates2015]. |
| Primary Expression | several regions relevant to neurodegenerative disease[@khalil2019]: |
| Molecular Weight | 160 kDa |
| Amino Acids | 1448 aa |
| Exons | 24 |
| Pathways | signaling: **Canonical Pathway**: |
| GeneCards | PTCH1 |
| Human Protein Atlas | PTCH1 |
| Approach | Mechanism |
| SMO agonists | Activate Hedgehog pathway |
| PTCH1 modulators | Modify pathway inhibition |
| GLI activators | Bypass upstream defects |
| Associated Diseases | Parkinson's disease, Alzheimer's disease |
| Interactions | SHH, NEURON, SYNAPSE, ATXN3, INFLAMMATION, APOPTOSIS |
| KG Connections | 20 knowledge graph edges |
| Databases | GeneCardsUniProtNCBI GeneHPASTRING |
Knowledge base pages for this entity
graph TD
PTCH1["PTCH1"]
CSNK1D["CSNK1D"]
CSNK1D -->|"regulates"| PTCH1
Als{"Als"}
PTCH1 -->|"activates"| Als
Inflammation{"Inflammation"}
PTCH1 -->|"activates"| Inflammation
SHH["SHH"]
PTCH1 -->|"expressed_in"| SHH
ASTROCYTES["ASTROCYTES"]
PTCH1 -->|"expressed_in"| ASTROCYTES
GENES["GENES"]
PTCH1 -->|"expressed_in"| GENES
ASTROCYTE["ASTROCYTE"]
PTCH1 -->|"expressed_in"| ASTROCYTE
NEURON["NEURON"]
PTCH1 -->|"activates"| NEURON
SYNAPSE["SYNAPSE"]
PTCH1 -->|"activates"| SYNAPSE
Hedgehog(["Hedgehog"])
PTCH1 -->|"activates"| Hedgehog
Sonic_Hedgehog(["Sonic Hedgehog"])
PTCH1 -->|"activates"| Sonic_Hedgehog
Apoptosis(["Apoptosis"])
PTCH1 -->|"activates"| Apoptosis
Chaperone(["Chaperone"])
PTCH1 -->|"activates"| Chaperone
Unfolded_Protein_Response(["Unfolded Protein Response"])
PTCH1 -->|"activates"| Unfolded_Protein_Response
INFLAMMATION["INFLAMMATION"]
INFLAMMATION -->|"activates"| PTCH1| Target | Relation | Type | Str |
|---|---|---|---|
| Als | activates | disease | 0.65 |
| Inflammation | activates | disease | 0.65 |
| SHH | expressed_in | gene | 0.60 |
| Sonic Hedgehog | activates | pathway | 0.60 |
| SHH | inhibits | gene | 0.60 |
| ASTROCYTES | expressed_in | gene | 0.60 |
| GENES | expressed_in | gene | 0.60 |
| ASTROCYTE | expressed_in | gene | 0.60 |
| NEURON | activates | gene | 0.60 |
| SYNAPSE | activates | gene | 0.60 |
| Hedgehog | activates | pathway | 0.60 |
| Apoptosis | activates | pathway | 0.60 |
| Chaperone | activates | pathway | 0.60 |
| Unfolded Protein Response | activates | pathway | 0.60 |
| ubiquitin-proteasome | participates_in | pathway | 0.60 |
| Source | Relation | Type | Str |
|---|---|---|---|
| CSNK1D | regulates | gene | 0.80 |
| ATXN3 | inhibits | gene | 0.60 |
| ATXN3 | expressed_in | gene | 0.60 |
| INFLAMMATION | activates | gene | 0.60 |
| APOPTOSIS | activates | gene | 0.60 |
Hypotheses 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 | ||||