Gene description for CAT
Gene name catalase
Gene symbol CAT
Other names/aliases -
Species Homo sapiens
 Database cross references - CAT
ExoCarta ExoCarta_847
Entrez Gene 847
HGNC 1516
MIM 115500
UniProt P04040  
 CAT identified in exosomes derived from the following tissue/cell type
Mesenchymal stem cells Unpublished / Not applicable
Ovarian cancer cells 23333927    
Ovarian cancer cells 23333927    
Platelets 25332113    
Platelets 25332113    
Platelets 25332113    
Thymus 23844026    
 Gene ontology annotations for CAT
Molecular Function
    NADP binding GO:0050661 IDA
    metal ion binding GO:0046872 IEA
    heme binding GO:0020037 IDA
    protein homodimerization activity GO:0042803 IDA
    receptor binding GO:0005102 IPI
    aminoacylase activity GO:0004046 IEA
    enzyme binding GO:0019899 IPI
    oxidoreductase activity, acting on peroxide as acceptor GO:0016684 ISS
    catalase activity GO:0004096 TAS
    antioxidant activity GO:0016209 IDA
Biological Process
    hydrogen peroxide catabolic process GO:0042744 IDA
    protein homotetramerization GO:0051289 IDA
    response to hypoxia GO:0001666 IEA
    osteoblast differentiation GO:0001649 IDA
    cholesterol metabolic process GO:0008203 IEA
    response to reactive oxygen species GO:0000302 TAS
    positive regulation of NF-kappaB transcription factor activity GO:0051092 IEA
    UV protection GO:0009650 IMP
    cellular response to growth factor stimulus GO:0071363 IEA
    response to hyperoxia GO:0055093 IEA
    triglyceride metabolic process GO:0006641 IEA
    purine nucleotide catabolic process GO:0006195 TAS
    purine nucleobase metabolic process GO:0006144 TAS
    aerobic respiration GO:0009060 IEA
    positive regulation of phosphatidylinositol 3-kinase signaling GO:0014068 IEA
    response to vitamin E GO:0033197 IEA
    nucleobase-containing small molecule metabolic process GO:0055086 TAS
    small molecule metabolic process GO:0044281 TAS
    ureteric bud development GO:0001657 IEA
    positive regulation of cell division GO:0051781 IEA
    protein tetramerization GO:0051262 IDA
    aging GO:0007568 IEA
    negative regulation of apoptotic process GO:0043066 IMP
    negative regulation of NF-kappaB transcription factor activity GO:0032088 IEA
    hemoglobin metabolic process GO:0020027 IEA
Subcellular Localization
    plasma membrane GO:0005886 IEA
    peroxisome GO:0005777 IDA
    peroxisomal matrix GO:0005782 TAS
    mitochondrial intermembrane space GO:0005758 IEA
    peroxisomal membrane GO:0005778 ISS
    lysosome GO:0005764 IEA
    endoplasmic reticulum GO:0005783 IEA
    extracellular exosome GO:0070062 IDA
    membrane GO:0016020 IDA
    focal adhesion GO:0005925 IDA
    intracellular membrane-bounded organelle GO:0043231 IDA
    Golgi apparatus GO:0005794 IEA
    cytosol GO:0005829 IEA
 Experiment description of studies that identified CAT in exosomes
1
Experiment ID 126
ISEV standards
EV Biophysical techniques
GAPDH
EV Cytosolic markers
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry [LTQ-FT Ultra]
PubMed ID Unpublished / Not applicable
Organism Homo sapiens
Experiment description Mesenchymal Stem Cell Exosomes: The Future MSC-based Therapy?
Authors Ruenn Chai Lai, Ronne Wee Yeh Yeo, Soon Sim Tan, Bin Zhang, Yijun Yin, Newman Siu Kwan Sze, Andre Choo, and Sai Kiang Lim
Journal name Mesenchymal Stem Cell Therapy
Publication year 2011
Sample Mesenchymal stem cells
Sample name huES9.E1
Isolation/purification methods HPLC
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Antobody array
Mass spectrometry
2
Experiment ID 211
ISEV standards
EM
EV Biophysical techniques
TSG101|Alix
EV Cytosolic markers
EpCAM|TFRC
EV Membrane markers
cytochrome c|GOLGA2
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23333927    
Organism Homo sapiens
Experiment description Characterization and proteomic analysis of ovarian cancer-derived exosomes.
Authors Liang B, Peng P, Chen S, Li L, Zhang M, Cao D, Yang J, Li H, Gui T, Li X, Shen K.
Journal name J Proteomics
Publication year 2013
Sample Ovarian cancer cells
Sample name IGROV1
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Sucrose density gradient
Flotation density 1.09-1.15 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
3
Experiment ID 212
ISEV standards
CEM
EV Biophysical techniques
TSG101|Alix
EV Cytosolic markers
EpCAM|TFRC
EV Membrane markers
Cytochrome C|GOLGA2
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23333927    
Organism Homo sapiens
Experiment description Characterization and proteomic analysis of ovarian cancer-derived exosomes.
Authors Liang B, Peng P, Chen S, Li L, Zhang M, Cao D, Yang J, Li H, Gui T, Li X, Shen K.
Journal name J Proteomics
Publication year 2013
Sample Ovarian cancer cells
Sample name OVCAR-3
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Sucrose density gradient
Flotation density 1.09-1.15 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
4
Experiment ID 231
ISEV standards
EV Biophysical techniques
Alix
EV Cytosolic markers
CD63|CD9
EV Membrane markers
EV Negative markers
NTA
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25332113    
Organism Homo sapiens
Experiment description Lipidomic and proteomic characterization of platelet extracellular vesicle subfractions from senescent platelets
Authors Pienimaeki-Roemer A, Kuhlmann K, Bottcher A, Konovalova T, Black A, Orso E, Liebisch G, Ahrens M, Eisenacher M, Meyer HE, Schmitz G.
Journal name Transfusion
Publication year 2015
Sample Platelets
Sample name PL-Exs - Rep 1
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Optiprep density gradient
Flotation density 1.12-1.15 g/mL
Molecules identified in the study Protein
Lipids
Methods used in the study Western blotting
Mass spectrometry
5
Experiment ID 232
ISEV standards
EV Biophysical techniques
EV Cytosolic markers
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25332113    
Organism Homo sapiens
Experiment description Lipidomic and proteomic characterization of platelet extracellular vesicle subfractions from senescent platelets
Authors Pienimaeki-Roemer A, Kuhlmann K, Bottcher A, Konovalova T, Black A, Orso E, Liebisch G, Ahrens M, Eisenacher M, Meyer HE, Schmitz G.
Journal name Transfusion
Publication year 2015
Sample Platelets
Sample name PL-Exs - Rep 2
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Optiprep density gradient
Flotation density 1.12-1.15 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
6
Experiment ID 233
ISEV standards
EV Biophysical techniques
EV Cytosolic markers
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25332113    
Organism Homo sapiens
Experiment description Lipidomic and proteomic characterization of platelet extracellular vesicle subfractions from senescent platelets
Authors Pienimaeki-Roemer A, Kuhlmann K, Bottcher A, Konovalova T, Black A, Orso E, Liebisch G, Ahrens M, Eisenacher M, Meyer HE, Schmitz G.
Journal name Transfusion
Publication year 2015
Sample Platelets
Sample name PL-Exs - Rep 3
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Optiprep density gradient
Flotation density 1.12-1.15 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
7
Experiment ID 217
ISEV standards
EM
EV Biophysical techniques
TSG101
EV Cytosolic markers
CD81|CD9|CD63
EV Membrane markers
EV Negative markers
NTA
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23844026    
Organism Homo sapiens
Experiment description Characterization of human thymic exosomes.
Authors Skogberg G, Gudmundsdottir J, van der Post S, Sandstrom K, Bruhn S, Benson M, Mincheva-Nilsson L, Baranov V, Telemo E, Ekwall O.
Journal name PLoS One
Publication year 2013
Sample Thymus
Sample name Normal-Thymus
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
 Protein-protein interactions for CAT
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 ABL1 25
Affinity Capture-Western Homo sapiens
Reconstituted Complex Homo sapiens
Biochemical Activity Homo sapiens
Affinity Capture-Western Homo sapiens
2 ABL2  
Affinity Capture-Western Homo sapiens
Reconstituted Complex Homo sapiens
Biochemical Activity Homo sapiens
Affinity Capture-Western Homo sapiens
3 PEX5  
Two-hybrid Homo sapiens
4 CAT 847
Co-crystal Structure Homo sapiens
Co-crystal Structure Homo sapiens
View the network image/svg+xml
 Pathways in which CAT is involved
PathwayEvidenceSource
Detoxification of Reactive Oxygen Species TAS Reactome
Purine catabolism TAS Reactome





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