ID: hyp-SDA-2026-04-08-gap-pubmed-20260406-0
Hypothesis

Iron Dysregulation as Convergent Pathomechanism

Multiple myelopathy etiologies converge through disruption of spinal cord iron homeostasis, leading to ferroptosis-mediated cell death and standardized patterns of tissue damage.
🧬 GPX4🩺 neuroinflammation🎯 Composite 46%💱 $0.52▲5.2%active
EvidencePending (0%)📖 5 cit🗣 1 debates 5 support 3 oppose
✓ All Quality Gates Passed
Mechanistic 0.50 (15%) Evidence 0.50 (15%) Novelty 0.50 (12%) Feasibility 0.50 (12%) Impact 0.00 (12%) Druggability 0.50 (10%) Safety 0.50 (8%) Competition 0.50 (6%) Data Avail. 0.50 (5%) Reproducible 0.50 (5%) KG Connect 0.24 (8%) 0.455 composite

🧪 Overview

Multiple myelopathy etiologies converge through disruption of spinal cord iron homeostasis, leading to ferroptosis-mediated cell death and standardized patterns of tissue damage.

🧬 Mechanism

🔗 Mechanism from KG for GPX4

Auto-built from this analysis's top knowledge-graph edges.

graph TD
    C5AR1["C5AR1"] -->|mediates| Complement_activation["Complement activation"]
    Complement_activation_1["Complement activation"] -->|associated with| neuroinflammation["neuroinflammation"]
    Fingolimod["Fingolimod"] -->|associated with| S1PR1["S1PR1"]
    siponimod["siponimod"] -->|associated with| S1PR1_2["S1PR1"]
    eculizumab["eculizumab"] -.->|inhibits| Complement_activation_3["Complement activation"]
    avacopan["avacopan"] -.->|inhibits| C5AR1_4["C5AR1"]
    C5AR1_5["C5AR1"] -->|mediates| complement_activation["complement activation"]
    complement_activation_6["complement activation"] -->|drives| neuroinflammation_7["neuroinflammation"]
    neuroinflammation_8["neuroinflammation"] -->|causes| myelopathy["myelopathy"]
    S1PR1_9["S1PR1"] -->|controls| immune_cell_trafficking["immune cell trafficking"]
    S1PR1_10["S1PR1"] -->|maintains| blood_spinal_cord_barrier["blood-spinal cord barrier"]
    VEGFA["VEGFA"] -->|increases| vascular_permeability["vascular permeability"]
    style C5AR1 fill:#ce93d8,stroke:#333,color:#000
    style Complement_activation fill:#81c784,stroke:#333,color:#000
    style Complement_activation_1 fill:#81c784,stroke:#333,color:#000
    style neuroinflammation fill:#4fc3f7,stroke:#333,color:#000
    style Fingolimod fill:#4fc3f7,stroke:#333,color:#000
    style S1PR1 fill:#4fc3f7,stroke:#333,color:#000
    style siponimod fill:#4fc3f7,stroke:#333,color:#000
    style S1PR1_2 fill:#4fc3f7,stroke:#333,color:#000
    style eculizumab fill:#4fc3f7,stroke:#333,color:#000
    style Complement_activation_3 fill:#81c784,stroke:#333,color:#000
    style avacopan fill:#4fc3f7,stroke:#333,color:#000
    style C5AR1_4 fill:#ce93d8,stroke:#333,color:#000
    style C5AR1_5 fill:#ce93d8,stroke:#333,color:#000
    style complement_activation fill:#81c784,stroke:#333,color:#000
    style complement_activation_6 fill:#81c784,stroke:#333,color:#000
    style neuroinflammation_7 fill:#4fc3f7,stroke:#333,color:#000
    style neuroinflammation_8 fill:#4fc3f7,stroke:#333,color:#000
    style myelopathy fill:#ef5350,stroke:#333,color:#000
    style S1PR1_9 fill:#ce93d8,stroke:#333,color:#000
    style immune_cell_trafficking fill:#4fc3f7,stroke:#333,color:#000
    style S1PR1_10 fill:#ce93d8,stroke:#333,color:#000
    style blood_spinal_cord_barrier fill:#4fc3f7,stroke:#333,color:#000
    style VEGFA fill:#ce93d8,stroke:#333,color:#000
    style vascular_permeability fill:#4fc3f7,stroke:#333,color:#000

⚖️ Evidence

⚖️ Evidence Matrix5 supports3 contradicts
Supports
Palmitoylation-dependent regulation of GPX4 suppresses ferroptosis.
Nat Commun2025PMID:39833225medium
Supports
DHODH-mediated ferroptosis defence is a targetable vulnerability in cancer.
Nature2021PMID:33981038medium
Supports
Palmitoylation of GPX4 via the targetable ZDHHC8 determines ferroptosis sensitivity and antitumor immunity.
Nat Cancer2025PMID:40108413medium
Supports
STING aggravates ferroptosis-dependent myocardial ischemia-reperfusion injury by targeting GPX4 for autophagic degradation.
Signal Transduct Target Ther2025PMID:40274801medium
Supports
GPX4 in cell death, autophagy, and disease.
Autophagy2023PMID:37272058medium
Contradicts
The essential elements of Alzheimer's disease.
J Biol Chem2021PMID:33219130medium
Contradicts
GPX4 in cell death, autophagy, and disease.
Autophagy2023PMID:37272058medium
Contradicts
Molecular mechanisms of ferroptosis and their involvement in brain diseases.
Pharmacol Ther2023PMID:36894028medium
📖 Linked Papers

No linked papers recorded for this hypothesis yet.

🏥 Translation

🧬 3D Protein Structure — GPX4

🧬 PDB 2OBI Click to expand

Experimental structure from RCSB PDB | Powered by Mol*

💉 Clinical Trials

No clinical trials data linked to this hypothesis yet.

No curated ClinVar variants loaded for this hypothesis.

Run scripts/backfill_clinvar_variants.py to fetch P/LP/VUS variants.

🔍 Search ClinVar for GPX4 →

No DepMap CRISPR Chronos data found for GPX4.

Run python3 scripts/backfill_hypothesis_depmap.py to populate.

🏆 Tournament

🏆 Arenas / Elo

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📊 Market Indicators

7d Trend
Stable
7d Momentum
▲ 0.0%
Volatility
High
0.0511
Events (7d)
0
Price History
▲5.2%

💾 Resource Usage

LLM Tokens
12,040
$0.0722
Total Cost
$0.0722
Metadatasource: v1_phase_c_backfill · origin_type: debate_synthesis
sourcev1_phase_c_backfill
origin_typedebate_synthesis
_schema_version1
📊 Evidence Profile
Evidence Balance
+0%
Certainty
0%
Debates
0
Incoming
0
Outgoing
0
0 supporting 0 contradicting 0 neutral
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