Entity Detail — Knowledge Graph Node
This page aggregates everything SciDEX knows about SIRT3: 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.
SIRT3 is a gene implicated in neurodegeneration research. Key relationships include: activates, interacts with, regulates. Associated with ALS, ALZHEIMER'S DISEASE, Aging. Connected to 501 entities in the SciDEX knowledge graph.
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| Gene Symbol | SIRT3 |
| Full Name | Sirtuin 3 |
| Aliases | Page for SIRT3, Page for SIRT3 Protein |
| Chromosome | 11p15.5 |
| Protein Type | Enzyme |
| Target Class | Enzyme |
| Function | SIRT3 is the primary mitochondrial deacetylase, regulating key metabolic enzymes and proteins involved in |
| Mechanism of Action | Enzyme activation — enhancing SIRT3 deacetylase activity restores mitochondrial protein function and reduces oxidative stress |
| Subcellular Localization | mitochondria. It plays a critical role in regulating mitochondrial function, metabolism, and cellular stress responses |
| Druggability | Medium (0.61) |
| Clinical Stage | Phase II |
| Molecular Weight | 44 kDa |
| Amino Acids | 25 aa |
| Pathways | Akt, Angiogenesis, Apoptosis, Autophagy, Mtor |
| UniProt ID | Q9NWU1 |
| NCBI Gene ID | 23410 |
| Ensembl ID | ENSG00000142092 |
| OMIM | 604479 |
| GeneCards | SIRT3 |
| Human Protein Atlas | SIRT3 |
| Associated Diseases | aging, ALS, Alzheimer, alzheimer_s_disease, Alzheimer's disease |
| Known Drugs/Compounds | Aloe-emodin, Epigallocatechin gallate, Epigallocatechin Gallate, Honokiol, METFORMIN, Nad |
| Interactions | ACOX1, Actin, Adiponectin, ADIPOQ, AGING, AKT |
| SciDEX Target | View Target Profile (8 clinical trials) |
| SciDEX Hypotheses | SIRT3-Mediated Mitochondrial Deacetylation Failure Mitochondrial-Nuclear Epigenetic Cross-Talk Restor SIRT3 gates microglial surveillance versus primed |
| KG Connections | 1179 knowledge graph edges |
| Databases | GeneCardsHPASTRING |
Knowledge base pages for this entity
flowchart TD
SIRT3(["SIRT3"])
Als["Als"]
Inflammation["Inflammation"]
Autophagy["Autophagy"]
Oxidative_Stress["Oxidative Stress"]
MITOCHONDRIAL_DYSFUNCTION(["MITOCHONDRIAL DYSFUNCTION"])
MITOCHONDRIA(["MITOCHONDRIA"])
mitophagy["mitophagy"]
Mitochondrial_Autophagy("Mitochondrial Autophagy")
h_0e614ae4["h-0e614ae4"]
Honokiol["Honokiol"]
Mitophagy["Mitophagy"]
SIRT1(["SIRT1"])
AMPK(["AMPK"])
INFLAMMATION(["INFLAMMATION"])
SIRT3 -->|"activates"| Als
SIRT3 -->|"activates"| Inflammation
SIRT3 -->|"activates"| Autophagy
SIRT3 -->|"activates"| Oxidative_Stress
SIRT3 -->|"activates"| MITOCHONDRIAL_DYSFUNCTION
SIRT3 -->|"activates"| MITOCHONDRIA
SIRT3 -->|"activates"| mitophagy
SIRT3 -->|"mediates"| Mitochondrial_Autophagy
h_0e614ae4 -->|"therapeutic target"| SIRT3
Honokiol -->|"activates"| SIRT3
h_0e614ae4 -->|"targets gene"| SIRT3
SIRT3 -->|"activates"| Mitophagy
SIRT3 -->|"expressed in"| SIRT1
SIRT3 -->|"activates"| AMPK
SIRT3 -->|"activates"| INFLAMMATION
style SIRT3 fill:#006494,stroke:#4fc3f7,stroke-width:3px,color:#e0e0e0| Target | Relation | Type | Str |
|---|---|---|---|
| Als | activates | disease | 1.00 |
| Inflammation | activates | disease | 1.00 |
| Oxidative Stress | activates | pathway | 1.00 |
| MITOCHONDRIA | activates | gene | 1.00 |
| Autophagy | activates | pathway | 1.00 |
| MITOCHONDRIAL DYSFUNCTION | activates | gene | 1.00 |
| FOXO3 | deacetylates | protein | 0.95 |
| Mitochondrial Deacetylation | catalyzes | process | 0.95 |
| mitochondrial quality control | regulates | process | 0.95 |
| Alzheimer'S Disease | associated_with | disease | 0.95 |
| SOD2 | regulates | protein | 0.92 |
| mitophagy | activates | pathway | 0.90 |
| Acetylated Lysine | catalyzes | biomarker | 0.90 |
| POLRMT | interacts_with | protein | 0.90 |
| Mitochondrial Autophagy | mediates | process | 0.90 |
| diabetic osteoporosis | therapeutic_target | disease | 0.90 |
| HIF1A | inhibits | gene | 0.90 |
| PINK1 | deacetylates | protein | 0.90 |
| FOXO3 | activates | gene | 0.90 |
| Histone Deacetylation | mediates | process | 0.90 |
| Sirt3/Nrf2-Gsh System | involved_in | pathway | 0.90 |
| Neurodegenerative Pathology | modulates | mechanism | 0.90 |
| Mitochondrial Quality Control | regulates | pathway | 0.90 |
| SIRT1 | expressed_in | gene | 0.90 |
| INFLAMMATION | activates | gene | 0.90 |
| AMPK | activates | gene | 0.90 |
| SIRT1 | activates | gene | 0.90 |
| Mitophagy | activates | pathway | 0.90 |
| mitophagy | upstream_of | process | 0.89 |
| Oxidative Phosphorylation | mediates | process | 0.88 |
| Neuroinflammation | activates | disease | 0.85 |
| FOXO3A | activates | gene | 0.85 |
| Alzheimer | activates | disease | 0.85 |
| Mitochondrial Function | regulates | process | 0.85 |
| Stroke | protects_against | disease | 0.85 |
| Aging | involved_in | process | 0.85 |
| NFE2L2 | upregulates | gene | 0.85 |
| Aging | activates | disease | 0.85 |
| Mitophagy | promotes | process | 0.85 |
| Aging And Longevity | involved_in | process | 0.85 |
| NFE2L2 | activates | gene | 0.85 |
| Ferroptosis | regulates | process | 0.85 |
| SOD2 | mediates | gene | 0.85 |
| Reactive Oxygen Species | regulates | process | 0.80 |
| Ischemia/Reperfusion Injury | protects_against | disease | 0.80 |
| TFAM | associated_with | gene | 0.80 |
| Neurodegenerative disorders | implicated_in | disease | 0.80 |
| Alzheimer's disease | activates | disease | 0.80 |
| Parkinson's Disease | regulates | disease | 0.80 |
| Longevity | regulates | phenotype | 0.80 |
| Source | Relation | Type | Str |
|---|---|---|---|
| Trimetazidine | upregulates | drug | 0.95 |
| PINK1-PRKN | downregulates | mechanism | 0.95 |
| TMZ | upregulates | drug | 0.90 |
| Nad | activates | compound | 0.90 |
| h-0e614ae4 | targets_gene | hypothesis | 0.90 |
| h-seaad-v4-5a7a4079 | targets_gene | hypothesis | 0.90 |
| Nutraceuticals | activates | compound | 0.90 |
| Epigallocatechin Gallate | targets | compound | 0.90 |
| Honokiol | activates | compound | 0.90 |
| FOXO3A | interacts_with | protein | 0.90 |
| AMPK | promotes | protein | 0.90 |
| ErbB4 | upstream_of | gene | 0.85 |
| Epigallocatechin gallate | targets | compound | 0.85 |
| h-0e614ae4 | targets | hypothesis | 0.80 |
| SIRT1 | associated_with | gene | 0.80 |
| OXIDATIVE STRESS | activates | gene | 0.80 |
| SIRT6 | activates | gene | 0.80 |
| APP/PS1 | activates | gene | 0.80 |
| APOPTOSIS | activates | gene | 0.80 |
| ALZHEIMER'S DISEASE | activates | gene | 0.74 |
| ROS | activates | gene | 0.70 |
| MFN2 | activates | gene | 0.70 |
| MITOCHONDRIAL DYSFUNCTION | activates | gene | 0.70 |
| DOCK3 | activates | gene | 0.70 |
| NAD | expressed_in | gene | 0.70 |
| ALZHEIMER'S DISEASE | regulates | gene | 0.70 |
| OXIDATIVE STRESS | regulates | gene | 0.70 |
| PGC-1α | activates | protein | 0.70 |
| Natural Products | activates | compound | 0.70 |
| TLR4 | activates | gene | 0.70 |
| SIRT4 | expressed_in | gene | 0.70 |
| FOXO1 | activates | gene | 0.70 |
| Aloe-emodin | activates | drug | 0.70 |
| PPARGC1A | regulates | protein | 0.70 |
| NLRP3 | activates | gene | 0.70 |
| SIRT2 | expressed_in | gene | 0.70 |
| NICOTINAMIDE | treats | drug | 0.70 |
| ATP | inhibits | gene | 0.70 |
| NAD | activates | gene | 0.70 |
| NEURODEGENERATION | activates | gene | 0.70 |
| SIRT6 | expressed_in | gene | 0.70 |
| AUTOPHAGY | activates | gene | 0.66 |
| AMPK | activates | gene | 0.66 |
| ROS | treats | phenotype | 0.65 |
| MELATONIN | protects_against | drug | 0.65 |
| NEUROGENESIS | treats | phenotype | 0.65 |
| RESVERATROL | inhibits | drug | 0.65 |
| MICROGLIA | regulates | cell_type | 0.65 |
| ATP | associated_with | gene | 0.65 |
| RESVERATROL | protects_against | drug | 0.65 |
Hypotheses where this entity is a therapeutic target
| Hypothesis | Score | Disease | Analysis |
|---|---|---|---|
| SIRT3-Mediated Mitochondrial Deacetylation Failure with PINK | 0.738 | Alzheimer's Disease | Cell type vulnerability in Alzheimers Di |
| Metabolic Inflexibility Precedes Transcriptional Reprogrammi | 0.735 | neurodegeneration | What is the optimal therapeutic window f |
| Mitochondrial-Nuclear Epigenetic Cross-Talk Restoration | 0.701 | neurodegeneration | Epigenetic reprogramming in aging neuron |
| SIRT3 loss creates a mitochondrial acetylation-stress loop t | 0.560 | neurodegeneration | What mechanisms drive the self-amplifyin |
| SIRT3 gates microglial surveillance versus primed metabolism | 0.482 | neuroinflammation | Do microglia actually switch between gly |
Scientific analyses that reference this entity
neurodegeneration | 2026-04-04 | 9 hypotheses Top: 0.914
neurodegeneration | 2026-04-03 | 45 hypotheses Top: 0.990
neurodegeneration | 2026-04-03 | 18 hypotheses Top: 0.847
neurodegeneration | 2026-04-01 | 6 hypotheses Top: 0.710
neurodegeneration | 2026-04-01 | 8 hypotheses Top: 0.910
Experimental studies targeting or related to this entity
| Experiment | Type | Disease | Score | Feasibility | Model | Status | Est. Cost |
|---|---|---|---|---|---|---|---|
| Exercise-BDNF-Mitophagy Biomarker Study in PD | clinical | Parkinson's Disease | 0.400 | 0.50 | human | proposed | $6,550,000 |
| Lifestyle Intervention Mechanisms in Alzheimer's Disease | validation | Alzheimer's Disease | 0.400 | 0.50 | mouse | proposed | $430,000 |
| MLCS Quantification in Parkinson's Disease | validation | Parkinson's Disease | 0.400 | 0.50 | human | proposed | $2,730,000 |
| Sirtuin Dysfunction Validation in Parkinson's Disease | clinical | Parkinson's Disease | 0.400 | 0.50 | human | proposed | $6,550,000 |
| Sirtuin Pathway Dysfunction Validation in Parkinson's Disease | clinical | Parkinson's Disease | 0.400 | 0.50 | human | proposed | $6,550,000 |
Scientific publications cited in analyses involving this entity
| Title & PMID | Authors | Journal | Year | Citations |
|---|---|---|---|---|
| Transcriptomic cytoarchitecture reveals principles of human neocortex organizati [PMID:37824655] | Jorstad NL, Close J, Johansen N, Yanny A | Science | 2023 | 186 |
| Targeted nanovesicular delivery of dexmedetomidine modulates microglial lysosoma [PMID:41778730] | Zhang Y, Jiang H, Zhang F, Liao J | Neural regeneration research | 2026 | 0 |
| The myocardial ischemic cascade network and multi-target synergistic interventio [PMID:41544859] | Qi L, Yi J, Shen Y, Jiang H, Yao X et al | Biochem Pharmacol | 2026 | 0 |
| Homoplantaginin ameliorates osteoarthritis by activating Sirt3/PINK1/Parkin sign [PMID:41720004] | Zhang H, Xiao J, Yi Y, Chen B, Lv W et a | Phytomedicine | 2026 | 0 |
| Kakkalide promotes spinal cord injury repair by regulating microglial M2 polariz [PMID:41720005] | You T, Dai B, Ding X, He Z, Peng J et al | Phytomedicine | 2026 | 0 |
| Interaction of mtROS-Immune-Inflammatory Vicious Cycle Activation in Sepsis-Indu [PMID:41905969] | Wang Y, Yuan Q | Clin Exp Pharmacol Physiol | 2026 | 0 |
| Metformin attenuates HSV-1-induced neuropathic pain by restoring Sirt3-mediated [PMID:41896899] | Yuanyuan Fang; Mengqiu Deng; Kesheng Hua | Cell communication and signali | 2026 | 0 |
| Hydrogen-Enriched Hyaluronic Acid Dressing Ameliorates Diabetic Foot Ulcer via P [PMID:41906653] | Xu Z, Cui X, Chu H, Wan H, Xie Y, Wang Y | Journal of diabetes | 2026 | 0 |
| Inhibition of mitochondrial ROS turns LC3-associated phagocytosis to autophagy u [PMID:41896101] | Cheng YL, Su MS, Liao CC, Chang TW, Hsie | Journal of microbiology, immun | 2026 | 0 |
| Hyperoside stabilizes ACAT1 to promote fatty acid oxidation and attenuate kidney [PMID:41903436] | Shan C, Szili-Torok T, Yue G, Zhang L, M | Phytomedicine : international | 2026 | 0 |
| Melatonin Ameliorates decaBDE-Induced Autism-Relevant Behaviors Through Promotin [PMID:41897550] | ["Gao L", "Shen J", "Gao J", "Li T", "Ya | Antioxidants (Basel, Switzerla | 2026 | 0 |
| Sirtuins as mediators and targets of arsenic toxicity: unraveling signaling path [PMID:40844627] | El-Mahrouk SR, El-Kadi AOS | Archives of toxicology | 2025 | 0 |
| Emerging Molecular Targets in Neurodegenerative Disorders: New Avenues for Thera [PMID:40922457] | ["Eroglu E", "Harmanci N"] | Basic & clinical pharmacology | 2025 | 0 |
| Targeted activation of ErbB4 receptor ameliorates neuronal deficits and neuroinf [PMID:40089796] | Liu C, Zhao Y, Zhang W, Dao JJ, Li Q, Hu | Journal of neuroinflammation | 2025 | 0 |
| Phenylpropanoids of Eleutherococcus senticosus (Rupr. & maxim.) maxim. Alleviate [PMID:40081261] | Yang R, Meng X, Zhao W, Xu SQ, Wang SY, | Bioorganic chemistry | 2025 | 0 |
| Mitochondrial dysfunction and aging: multidimensional mechanisms and therapeutic [PMID:40634825] | Wei P, Zhang X, Yan C, Sun S, Chen Z, Li | Biogerontology | 2025 | 0 |
| Bridging gap in the treatment of Alzheimer's disease via postbiotics: Current pr [PMID:39952328] | ["Bashir B", "Gulati M", "Vishwas S", "G | Ageing research reviews | 2025 | 0 |
| Small molecule DDQ involvement of ERK-mediated signaling pathway with enhanced m [PMID:40222458] | Pradeepkiran JA, Kshirsagar S, Alvir RV, | Biochimica et biophysica acta. | 2025 | 0 |
| The effects of Honokiol on the liver of Alzheimer's disease mice by upregulating [PMID:40776632] | Wang H, Liu J, Tian YR, Zhu F, Li H | Journal of Alzheimer's disease | 2025 | 0 |
| Serine synthesis sustains macrophage IL-1β production via NAD+-dependent protein [PMID:38266638] | Wang C, Chen Q, Chen S, Fan L, Gan Z, Zh | Molecular cell | 2024 | 0 |
Multi-agent debates referencing this entity
closed · Rounds: 4 · Score: 0.95 · 2026-04-10
closed · Rounds: 4 · Score: 0.89 · 2026-04-06
closed · Rounds: 4 · Score: 0.93 · 2026-04-06
closed · Rounds: 4 · Score: 0.95 · 2026-04-03
closed · Rounds: 4 · Score: 0.90 · 2026-04-03