Entity Detail — Knowledge Graph Node
This page aggregates everything SciDEX knows about CAT: 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.
CAT is a gene implicated in neurodegeneration research. Key relationships include: interacts with, activates, regulates. Associated with AD, ADH, ALI. Connected to 740 entities in the SciDEX knowledge graph.
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| Gene Symbol | CAT |
| Full Name | Catalase |
| Chromosome | 11 |
| Protein Type | Enzyme |
| Function | Catalase is a tetrameric heme-containing enzyme that functions as one of the primary antioxidant defenses in cells. |
| Primary Expression | peroxisomes (primary location), cytosol and mitochondria, with highest levels in liver, kidney, and brain |
| Subcellular Localization | **: Peroxisomes |
| Pathways | Akt, Apoptosis, Autophagy, Epigenetic, Ferroptosis |
| UniProt ID | P04040 |
| NCBI Gene ID | 847 |
| Ensembl ID | ENSG00000121691 |
| OMIM | 115500 |
| GeneCards | CAT |
| Human Protein Atlas | CAT |
| Associated Diseases | AD, ADH, Aging, ALI, Als |
| Known Drugs/Compounds | rapamycin |
| Interactions | ABCD3, ABCG2, ACTB, Actin, AD, AKT |
| KG Connections | 1433 knowledge graph edges |
| Databases | GeneCardsHPASTRING |
Knowledge base pages for this entity
graph TD
ROS["Reactive Oxygen Species"] -->|"generates"| H2O2["Hydrogen Peroxide"]
CAT["Catalase"] -->|"detoxifies"| H2O2
H2O2 -->|"damages"| SQSTM1["SQSTM1/p62"]
CAT -->|"regulates"| SQSTM1
SQSTM1 -->|"activates"| RPS6KB1["RPS6KB1/S6K1"]
RPS6KB1 -->|"phosphorylates"| EIF4EBP1["EIF4EBP1"]
SQSTM1 -->|"interacts"| RAB7A["RAB7A"]
RAB7A -->|"regulates"| CTSD["CTSD/Cathepsin D"]
H2O2 -->|"inhibits"| PPARGC1A["PPARGC1A/PGC-1alpha"]
CAT -->|"protects"| PPARGC1A
PPARGC1A -->|"activates"| SREBF1["SREBF1/SREBP1"]
CTSD -->|"promotes"| Autophagy["Autophagy"]
H2O2 -->|"causes"| Neurodegeneration["Neurodegeneration"]
CAT -->|"prevents"| Neurodegeneration| Target | Relation | Type | Str |
|---|---|---|---|
| Inflammation | inhibits | disease | 0.85 |
| GSH | associated_with | gene | 0.80 |
| oxidative stress | protects_against | process | 0.80 |
| neural stem cells | activates | cell_type | 0.80 |
| Oxidative Stress | associated_with | pathway | 0.80 |
| HO-1 | activates | gene | 0.80 |
| Apoptosis | activates | pathway | 0.80 |
| Oxidative Stress | inhibits | pathway | 0.80 |
| Cardiac | regulates | disease | 0.75 |
| Als | interacts_with | disease | 0.75 |
| Inflammation | activates | disease | 0.75 |
| Als | activates | disease | 0.75 |
| Inflammation | causes | disease | 0.75 |
| Alzheimer | activates | disease | 0.75 |
| Senescence | regulates | disease | 0.75 |
| oxidative stress | associated_with | process | 0.75 |
| Als | regulates | disease | 0.75 |
| Als | inhibits | disease | 0.75 |
| Diabetes | interacts_with | disease | 0.75 |
| HSPA1A | targets | gene | 0.70 |
| NRF2 | expresses | gene | 0.70 |
| NEURONS | activates | cell_type | 0.70 |
| SOD2 | regulates | gene | 0.70 |
| HIF1A | targets | gene | 0.70 |
| GPX4 | regulates | gene | 0.70 |
| GSK3B | associated_with | gene | 0.70 |
| TNF | targets | gene | 0.70 |
| VEGF | targets | gene | 0.70 |
| MBP | activates | gene | 0.70 |
| HSP90 | targets | gene | 0.70 |
| IGF1 | targets | gene | 0.70 |
| SOD1 | expressed_in | gene | 0.70 |
| GPX4 | biomarker_for | gene | 0.70 |
| CCL2 | biomarker_for | gene | 0.70 |
| TNF-Α | associated_with | gene | 0.70 |
| Oxidative Stress | activates | pathway | 0.70 |
| neural stem cells | regulates | cell_type | 0.70 |
| Apoptosis | associated_with | pathway | 0.70 |
| INFLAMMATION | inhibits | gene | 0.70 |
| Oxidative Stress | causes | pathway | 0.70 |
| unfolded protein response | participates_in | pathway | 0.70 |
| AMPK | activates | gene | 0.70 |
| TNF-Α | inhibits | gene | 0.70 |
| apoptosis pathway | participates_in | pathway | 0.70 |
| Apoptosis | inhibits | pathway | 0.70 |
| BCL-2 | activates | gene | 0.70 |
| Autophagy | inhibits | pathway | 0.70 |
| Mtor | activates | pathway | 0.70 |
| IL-6 | inhibits | gene | 0.70 |
| SQSTM1 | regulates | gene | 0.70 |
| Source | Relation | Type | Str |
|---|---|---|---|
| FOXO1 | upregulates | gene | 0.90 |
| 116B | upregulates | compound | 0.85 |
| OXIDATIVE STRESS | inhibits | gene | 0.80 |
| ROS | inhibits | gene | 0.80 |
| ASTROCYTE | activates | cell_type | 0.70 |
| BDNF | expressed_in | gene | 0.70 |
| ATP | inhibits | gene | 0.70 |
| OXIDATIVE STRESS | causes | gene | 0.70 |
| KEAP1 | associated_with | gene | 0.70 |
| OXIDATIVE STRESS | associated_with | gene | 0.70 |
| APOPTOSIS | activates | gene | 0.70 |
| ATG | activates | gene | 0.70 |
| TNF | inhibits | gene | 0.70 |
| TNF | associated_with | gene | 0.70 |
| ATP | activates | gene | 0.70 |
| BAX | associated_with | gene | 0.70 |
| BAX | activates | gene | 0.70 |
| NQO1 | activates | gene | 0.70 |
| CYCS | inhibits | gene | 0.70 |
| APOPTOSIS | inhibits | gene | 0.70 |
| BDNF | causes | gene | 0.65 |
| CANCER | causes | gene | 0.60 |
| LC3B | regulates | gene | 0.60 |
| INFLAMMATION | causes | gene | 0.60 |
| RIP3 | interacts_with | gene | 0.60 |
| NLR | interacts_with | gene | 0.60 |
| GLUT4 | protects_against | gene | 0.60 |
| AND | contributes_to | gene | 0.60 |
| IL-10 | expressed_in | gene | 0.60 |
| CATALASE | degrades | gene | 0.60 |
| CATALASE | interacts_with | gene | 0.60 |
| C-JUN | activates | gene | 0.60 |
| AND | regulates | gene | 0.60 |
| CREB | protects_against | gene | 0.60 |
| APOPTOSIS | causes | gene | 0.60 |
| CPT1A | regulates | gene | 0.60 |
| AMYOTROPHIC LATERAL SCLEROSIS | therapeutic_target | gene | 0.60 |
| GENES | inhibits | gene | 0.60 |
| IL-6 | causes | gene | 0.60 |
| IFN | causes | gene | 0.60 |
| ALS | therapeutic_target | gene | 0.60 |
| CYTOKINES | causes | gene | 0.60 |
| IFN-Γ | causes | gene | 0.60 |
| HO-1 | activates | gene | 0.60 |
| INOS | causes | gene | 0.60 |
| TNF-Α | causes | gene | 0.60 |
| OXIDATIVE STRESS | expressed_in | gene | 0.60 |
| GSH | activates | gene | 0.60 |
| PER | protects_against | gene | 0.60 |
| AUTOPHAGY | therapeutic_target | gene | 0.60 |
Hypotheses where this entity is a therapeutic target
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 |
|---|---|---|---|---|---|---|---|
| Autophagy receptor identification for stress granule elimination | exploratory | neurodegenerative diseases | 0.900 | 0.00 | cultured cells under arsenite | proposed | N/A |
| Single-cell RNA sequencing analysis of human atherosclerotic plaques | exploratory | Atherosclerosis | 0.900 | 0.00 | Human atherosclerotic plaque s | proposed | N/A |
| Chi3l1 deletion effects on baseline glial activation in mice | validation | baseline neuroinflammation | 0.900 | 0.00 | Chi3l1 knockout mice | proposed | N/A |
| CHI3L1 variant association with AD progression in human patients | exploratory | Alzheimer's disease | 0.850 | 0.00 | human patients | proposed | N/A |
| bEV isolation and LPS quantification from human samples | clinical | Alzheimer's disease | 0.800 | 0.00 | human patients | proposed | N/A |
| Proposed experiment from debate on Synaptic pruning by microglia in ea | falsification | Alzheimer's Disease | 0.400 | 0.50 | mouse | proposed | $200,000 |
| Proposed experiment from debate on Senolytics targeting p16/p21+ senes | falsification | Neurodegeneration | 0.400 | 0.50 | cell_line | proposed | $80,000 |
| Biomechanical Impact Profiles and Chronic Traumatic Encephalopathy Phe | clinical | Neurodegeneration | 0.400 | 0.50 | in_silico | proposed | $180,000 |
| Mechanism: Why Does Amyloid Removal Only Slow Decline 27%? | clinical | Alzheimer's Disease | 0.400 | 0.50 | human | proposed | $7,500,000 |
| Experiment: Autoimmune Hypothesis Testing in AD | clinical | Alzheimer's Disease | 0.400 | 0.50 | human | proposed | $5,460,000 |
| Experimental: CAAR-T Cell Therapy for Autoantibody-Mediated Neurotoxic | clinical | Alzheimer's Disease | 0.400 | 0.50 | human | proposed | $5,460,000 |
| cGAS-STING Pathway Validation Study in Parkinson's Disease | clinical | Parkinson's Disease | 0.400 | 0.50 | human | proposed | $7,100,000 |
| Microglial Aging and Immune Memory in Neurodegeneration — Training the | validation | Alzheimer's Disease | 0.400 | 0.50 | human | proposed | $2,960,000 |
| Microglial Contributions to Huntington's Disease Pathogenesis | validation | Neuroinflammation | 0.400 | 0.50 | human | proposed | $2,960,000 |
| Mixed Pathology Effects on Parkinson's Disease Progression and Treatme | clinical | Alzheimer's Disease | 0.400 | 0.50 | human | proposed | $5,460,000 |
Scientific publications cited in analyses involving this entity
| Title & PMID | Authors | Journal | Year | Citations |
|---|---|---|---|---|
| Complement, Inflammasome, and Microglial Crosstalk in Glaucoma: From Neurodegene [PMID:41900887] | Chen TY, Wu N, Sun X | Life (Basel) | 2026 | 1 |
| Systemic Neurodegeneration and Brain Aging: Multi-Omics Disintegration, Proteost [PMID:40868276] | Voicu V, Toader C, Șerban M, Covache-Bus | Biomedicines | 2025 | 1 |
| Complement C1q/C3-CR3 signaling pathway mediates abnormal microglial phagocytosi [PMID:38642614] | Han QQ, Shen SY, Liang LF, Chen XR, Yu J | Brain Behav Immun | 2024 | 1 |
| Metabolic orchestration of cell death by AMPK-mediated phosphorylation of RIPK1. [PMID:37384704] | Zhang T, Xu D, Trefts E, Lv M, Inuzuka H | Science | 2023 | 1 |
| Microglia regulation of synaptic plasticity and learning and memory. [PMID:34472455] | Cornell J, Salinas S, Huang HY, Zhou M | Neural Regen Res | 2022 | 1 |
| Complement and microglia mediate early synapse loss in Alzheimer mouse models. [PMID:27033548] | Hong S, Beja-Glasser VF, Nfonoyim BM, Fr | Science | 2016 | 1 |
| Panacis Quinquefolii Radix Polysaccharides Alleviate Depressive-Like Behaviors i [PMID:41914021] | Xie M, Feng L, Li R, Li M, Shen L, Zhang | CNS neuroscience & therapeutic | 2026 | 0 |
| Vaccine-induced antibodies can limit Salmonella infection in the absence of comp [PMID:41738756] | Perez-Toledo M, Aksu-Istil K, Marcial-Ju | mBio | 2026 | 0 |
| Monocyte LOXHD1 and RHOB Expression Predictive of Progressive Systemic Sclerosis [PMID:40771159] | Padilla CM, Lafyatis R, Gibson KF, Morse | Arthritis Care Res (Hoboken) | 2026 | 0 |
| Maspardin/SPG21 controls lysosome motility and TFEB phosphorylation through RAB7 [PMID:41400694] | Jacqmin T, Gilis F, Albert M, Gaussin JF | J Cell Biol | 2026 | 0 |
| Obstructive sleep apnea, biomarker profiles, and clinical progression in Parkins [PMID:41499940] | Zhu S, An D, Liu X | Sleep Med | 2026 | 0 |
| β-Sitosterol ameliorates metabolic dysfunction-associated steatohepatitis by tar [PMID:41501416] | Wang Y, Sun Y, Wang CY, Cao M, Hao R et | Acta Pharmacol Sin | 2026 | 0 |
| Epigenetic H3K4me3 activation of miR-155-5p promotes intervertebral disc degener [PMID:41536620] | Wang X, Sun H, Xiao W, Zhang Y, Lu X et | Noncoding RNA Res | 2026 | 0 |
| SuPAR levels are increased in sera of euthymic patients with bipolar disorder an [PMID:41605346] | Kök Kendirlioğlu B, Çörekli Kaymakçı E, | J Affect Disord | 2026 | 0 |
| AMPK promotes TFEB transcriptional activity through dephosphorylation at both MT [PMID:41661247] | Negoita F, Fraguas Bringas C, Hellberg K | Autophagy | 2026 | 0 |
| Chitinase-like Proteins YKL-40 and YKL-39 in Colorectal Cancer. [PMID:41677627] | Ivanova T, Kazakova M, Dikov D, Dzhambov | Cells | 2026 | 0 |
| Correction: CHI3L1: An Emerging Player in Neuroinflammation and Neurodegeneratio [PMID:41699333] | Mushtaq Umar; Seh Bilal Ahmad; Khanday F | Molecular Neurobiology | 2026 | 0 |
| Association of Alzheimer's disease progression with YKL40 levels in peripheral b [PMID:41725729] | Yang Q, Wang R, Pei J, Fu Q, Zhan Y et a | Front Neurol | 2026 | 0 |
| Constitutive neuronal expression and disease-associated upregulation of chitinas [PMID:41762671] | Gaur N, Angerer C, Gunes ZI, Ancau M, Wa | Brain | 2026 | 0 |
| Hepatic STEAP4 promotes liver regeneration by regulating lysosomal iron homeosta [PMID:41838890] | Cao P, Niu M, Zhu H, Zhang C, Zhu H et a | Hepatology | 2026 | 0 |
Multi-agent debates referencing this entity
No debates reference this entity
Hypotheses and analyses mentioning CAT in their description or question text
Score: 0.779 · Alzheimer's Disease · 2026-04-05
## Mechanistic Overview LPCAT3-Mediated Lands Cycle Remodeling as the Primary Ferroptotic Priming Engine in Disease-Asso
Score: 0.776 · Alzheimer's Disease · 2026-04-05
## Mechanistic Overview LPCAT3-Mediated Lands Cycle Amplification of Ferroptotic Substrate Pools in Disease-Associated M
Score: 0.770 · Alzheimer's Disease · 2026-04-05
## Mechanistic Overview LPCAT3-Mediated Lands Cycle Amplification of Ferroptotic Vulnerability in Disease-Associated Mic
Score: 0.767 · neurodegeneration · 2026-04-17
## Mechanistic Overview Lysosomal Cathepsin-Dependent Tau Clearance starts from the claim that modulating not yet specif
Score: 0.754 · molecular neurobiology · 2026-04-17
## **Molecular Mechanism and Rationale** The methyltransferase-like 3 (METTL3) enzyme functions as the catalytic subuni
Score: 0.750 · neurodegeneration · 2026-04-25
The most actionable synthesis is that pathogenicity may depend more on conversion of C1q binding into classical-pathway
Score: 0.750 · neurodegeneration · 2026-04-25
Labile Fe2+ converts H2O2 into hydroxyl radicals, driving phospholipid peroxidation that consumes GSH and disables GPX4-
Score: 0.741 · neurodegeneration · 2026-04-16
**Molecular Mechanism and Rationale** The complement-SASP amplification cascade represents a mechanistic nexus where ce
Score: 0.740 · neurodegeneration · 2026-04-24
A credible refinement is that any true amplification is not universal across cell types, but emerges most strongly in pr
Score: 0.725 · lipidomics · 2026-04-25
ω-3 Docosahexaenoic Acid (DHA) Epoxide Generation via CYP2J2 to Protect Synaptic Membranes from Aβ-Induced Rigidificatio
Score: 0.720 · neurodegeneration · 2026-04-21
## **Molecular Mechanism and Rationale** The pathogenesis of amyotrophic lateral sclerosis (ALS) involves a complex int
Score: 0.700 · neurodegeneration · 2026-04-21
**Molecular Mechanism and Rationale** The N6-methyladenosine (m6A) RNA modification system represents a sophisticated c
Score: 0.700 · neurodegeneration · 2026-04-21
**Molecular Mechanism and Rationale** The TRIM21-mediated regulation of stress granule (SG) formation represents a soph
Score: 0.696 · neuroscience · 2026-04-07
## **Molecular Mechanism and Rationale** The dual-circuit tau vulnerability cascade with glial-mediated amplification r