Gene description for PTPRE
Gene name protein tyrosine phosphatase, receptor type, E
Gene symbol PTPRE
Other names/aliases HPTPE
PTPE
R-PTP-EPSILON
Species Homo sapiens
 Database cross references - PTPRE
ExoCarta ExoCarta_5791
Vesiclepedia VP_5791
Entrez Gene 5791
HGNC 9669
MIM 600926
UniProt P23469  
 PTPRE identified in exosomes derived from the following tissue/cell type
Bone marrow mesenchymal stem cells 36408942    
Bone marrow mesenchymal stem cells 36408942    
Bone marrow mesenchymal stem cells 36408942    
Bone marrow mesenchymal stem cells 36408942    
Gastric cancer cells 33991177    
Gastric cancer cells 33991177    
Gastric cancer cells 33991177    
Mesenchymal stem cells 36408942    
Retinal pigment epithelial cells 35333565    
Retinal pigment epithelial cells 35333565    
 Gene ontology annotations for PTPRE
Molecular Function
    protein tyrosine phosphatase activity GO:0004725 IBA
    non-membrane spanning protein tyrosine phosphatase activity GO:0004726 IEA
    transmembrane receptor protein tyrosine phosphatase activity GO:0005001 TAS
    protein binding GO:0005515 IPI
    protein tyrosine phosphatase activity, metal-dependent GO:0030946 IEA
    histone H2AXY142 phosphatase activity GO:0140793 IEA
Biological Process
    chromatin remodeling GO:0006338 IEA
    protein dephosphorylation GO:0006470 TAS
    signal transduction GO:0007165 IBA
    negative regulation of insulin receptor signaling pathway GO:0046627 ISS
Subcellular Localization
    nucleus GO:0005634 IDA
    cytoplasm GO:0005737 IDA
    plasma membrane GO:0005886 IDA
 Experiment description of studies that identified PTPRE in exosomes
1
Experiment ID 489
MISEV standards
✔
EM
Biophysical techniques
✔
Cd9|Cd81|Cd63|Gapdh|Sdcbp|Lamp1|Aqp1|Rab5a|Icam1|Cd82|Itga2b|Tsg101|Lamp2|Rab35|Flot1|Flot2|Cd151|Rab5b|Tfrc|Uchl1
Enriched markers
✔
Canx
Negative markers
✔
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 36408942    
Organism Rattus norvegicus
Experiment description Quantitative proteomic analysis of exosomes from umbilical cord mesenchymal stem cells and rat bone marrow stem cells
Authors "Xu X, Yin F, Guo M, Gan G, Lin G, Wen C, Wang J, Song P, Wang J, Qi ZQ, Zhong CQ."
Journal name Proteomics
Publication year 2023
Sample Bone marrow mesenchymal stem cells
Sample name BMSC - Passage 6
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectometry
2
Experiment ID 490
MISEV standards
✔
EM
Biophysical techniques
✔
Cd9|Cd81|Cd63|Gapdh|Sdcbp|Lamp1|Aqp1|Rab5a|Icam1|Cd82|Itga2b|Tsg101|Lamp2|Rab35|Flot1|Flot2|Cd151|Rab5b|Tfrc|Uchl1
Enriched markers
✔
Canx
Negative markers
✔
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 36408942    
Organism Rattus norvegicus
Experiment description Quantitative proteomic analysis of exosomes from umbilical cord mesenchymal stem cells and rat bone marrow stem cells
Authors "Xu X, Yin F, Guo M, Gan G, Lin G, Wen C, Wang J, Song P, Wang J, Qi ZQ, Zhong CQ."
Journal name Proteomics
Publication year 2023
Sample Bone marrow mesenchymal stem cells
Sample name BMSC - Passage 7
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectometry
3
Experiment ID 491
MISEV standards
✔
EM
Biophysical techniques
✔
Cd9|Cd81|Cd63|Gapdh|Sdcbp|Lamp1|Aqp1|Rab5a|Icam1|Cd82|Itga2b|Tsg101|Lamp2|Rab35|Flot1|Flot2|Cd151|Rab5b|Tfrc|Uchl1
Enriched markers
✔
Canx
Negative markers
✔
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 36408942    
Organism Rattus norvegicus
Experiment description Quantitative proteomic analysis of exosomes from umbilical cord mesenchymal stem cells and rat bone marrow stem cells
Authors "Xu X, Yin F, Guo M, Gan G, Lin G, Wen C, Wang J, Song P, Wang J, Qi ZQ, Zhong CQ."
Journal name Proteomics
Publication year 2023
Sample Bone marrow mesenchymal stem cells
Sample name BMSC - Passage 8
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectometry
4
Experiment ID 492
MISEV standards
✔
EM
Biophysical techniques
✔
Cd9|Cd81|Cd63|Gapdh|Sdcbp|Lamp1|Aqp1|Rab5a|Icam1|Cd82|Itga2b|Tsg101|Lamp2|Rab35|Flot1|Flot2|Cd151|Rab5b|Tfrc|Uchl1
Enriched markers
✔
Canx
Negative markers
✔
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 36408942    
Organism Rattus norvegicus
Experiment description Quantitative proteomic analysis of exosomes from umbilical cord mesenchymal stem cells and rat bone marrow stem cells
Authors "Xu X, Yin F, Guo M, Gan G, Lin G, Wen C, Wang J, Song P, Wang J, Qi ZQ, Zhong CQ."
Journal name Proteomics
Publication year 2023
Sample Bone marrow mesenchymal stem cells
Sample name BMSC - Passage 9
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectometry
5
Experiment ID 363
MISEV standards
✘ Biophysical techniques
✔
TSG101|GAPDH|AQP1|CD151|CD81|CD82|CD9|EPCAM|FLOT1|FLOT2|ICAM1|ITGA2B|LAMP2|RAB35|RAB5A|RAB5B|SDCBP|TFRC|UCHL1
Enriched markers
✔
DCLK1
Negative markers
✔
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 33991177    
Organism Homo sapiens
Experiment description Cancer stem cell marker DCLK1 reprograms small extracellular vesicles toward migratory phenotype in gastric cancer cells
Authors "Carli ALE, Afshar-Sterle S, Rai A, Fang H, O'Keefe R, Tse J, Ferguson FM, Gray NS, Ernst M, Greening DW, Buchert M."
Journal name Proteomics
Publication year 2021
Sample Gastric cancer cells
Sample name MKN1 - 100K pellet
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
6
Experiment ID 364
MISEV standards
✘ Biophysical techniques
✔
TSG101|GAPDH|AQP1|CD151|CD81|CD82|CD9|EPCAM|FLOT1|FLOT2|ICAM1|ITGA2B|LAMP2|RAB35|RAB5A|RAB5B|SDCBP|TFRC|UCHL1
Enriched markers
✔
DCLK1
Negative markers
✔
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 33991177    
Organism Homo sapiens
Experiment description Cancer stem cell marker DCLK1 reprograms small extracellular vesicles toward migratory phenotype in gastric cancer cells
Authors "Carli ALE, Afshar-Sterle S, Rai A, Fang H, O'Keefe R, Tse J, Ferguson FM, Gray NS, Ernst M, Greening DW, Buchert M."
Journal name Proteomics
Publication year 2021
Sample Gastric cancer cells
Sample name MKN1 - 100K pellet
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
7
Experiment ID 365
MISEV standards
✘ Biophysical techniques
✔
TSG101|GAPDH|AQP1|CD151|CD81|CD82|CD9|EPCAM|FLOT1|FLOT2|ICAM1|ITGA2B|LAMP2|RAB35|RAB5A|RAB5B|SDCBP|TFRC|UCHL1
Enriched markers
✔
DCLK1
Negative markers
✔
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 33991177    
Organism Homo sapiens
Experiment description Cancer stem cell marker DCLK1 reprograms small extracellular vesicles toward migratory phenotype in gastric cancer cells
Authors "Carli ALE, Afshar-Sterle S, Rai A, Fang H, O'Keefe R, Tse J, Ferguson FM, Gray NS, Ernst M, Greening DW, Buchert M."
Journal name Proteomics
Publication year 2021
Sample Gastric cancer cells
Sample name MKN1 - 100K pellet
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
8
Experiment ID 488
MISEV standards
✔
EM
Biophysical techniques
✔
CD9|CD81|CD63|GAPDH|SDCBP|LAMP1|TFRC|UCHL1|FLOT2|LAMP2|FLOT1|ICAM1|RAB5B|CD151|RAB35|TSG101|RAB5A|CD82
Enriched markers
✔
CANX
Negative markers
✔
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 36408942    
Organism Homo sapiens
Experiment description Quantitative proteomic analysis of exosomes from umbilical cord mesenchymal stem cells and rat bone marrow stem cells
Authors "Xu X, Yin F, Guo M, Gan G, Lin G, Wen C, Wang J, Song P, Wang J, Qi ZQ, Zhong CQ."
Journal name Proteomics
Publication year 2023
Sample Mesenchymal stem cells
Sample name UCMSC
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectometry
9
Experiment ID 834
MISEV standards
✔
EM
Biophysical techniques
✔
LAMP2|CD63|FLOT1|ITGA2B|ICAM1|CD9|CD151|TFRC|RAB5A|GAPDH|AQP1|TSG101
Enriched markers
✔
CANX
Negative markers
✔
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 35333565    
Organism Homo sapiens
Experiment description LAMP2A regulates the loading of proteins into exosomes
Authors "Ferreira JV, da Rosa Soares A, Ramalho J, Máximo Carvalho C, Cardoso MH, Pintado P, Carvalho AS, Beck HC, Matthiesen R, Zuzarte M, Girão H, van Niel G, Pereira P"
Journal name Sci Adv
Publication year 2022
Sample Retinal pigment epithelial cells
Sample name ARPE-19
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
10
Experiment ID 835
MISEV standards
✔
EM
Biophysical techniques
✔
CD63|FLOT1|ITGA2B|ICAM1|CD9|CD151|TFRC|RAB5A|GAPDH|AQP1|TSG101
Enriched markers
✔
CANX
Negative markers
✔
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 35333565    
Organism Homo sapiens
Experiment description LAMP2A regulates the loading of proteins into exosomes
Authors "Ferreira JV, da Rosa Soares A, Ramalho J, Máximo Carvalho C, Cardoso MH, Pintado P, Carvalho AS, Beck HC, Matthiesen R, Zuzarte M, Girão H, van Niel G, Pereira P"
Journal name Sci Adv
Publication year 2022
Sample Retinal pigment epithelial cells
Sample name ARPE-19
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
 Protein-protein interactions for PTPRE
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 CSE1L 1434
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
2 KIF1B 23095
Affinity Capture-MS Homo sapiens
3 PRKCSH 5589
Affinity Capture-MS Homo sapiens
4 SEC61A2 55176
Affinity Capture-MS Homo sapiens
5 IPO5 3843
Affinity Capture-MS Homo sapiens
6 GRB2 2885
Affinity Capture-Western Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
7 CANX 821
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
8 PGRMC1 10857
Affinity Capture-MS Homo sapiens
9 XPO1 7514
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
10 IPO7 10527
Affinity Capture-MS Homo sapiens
11 TNPO1 3842
Affinity Capture-MS Homo sapiens
12 PCMT1 5110
Affinity Capture-MS Homo sapiens
13 MAPK1 5594
Affinity Capture-Western Homo sapiens
14 BZW2 28969
Affinity Capture-MS Homo sapiens
15 RPA1 6117
Affinity Capture-MS Homo sapiens
16 PTPRA 5786
Affinity Capture-MS Homo sapiens
Proximity Label-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
17 MAPK3 5595
Affinity Capture-Western Homo sapiens
18 ILKAP 80895
Affinity Capture-MS Homo sapiens
19 PTP4A1 7803
Affinity Capture-MS Homo sapiens
20 WASF1 8936
Proximity Label-MS Homo sapiens
21 SAAL1 113174
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
22 CYFIP2 26999
Proximity Label-MS Homo sapiens
23 CORO1C 23603
Affinity Capture-MS Homo sapiens
24 CERS3  
Affinity Capture-MS Homo sapiens
25 ATP5O 539
Affinity Capture-MS Homo sapiens
26 CERS2 29956
Affinity Capture-MS Homo sapiens
27 ATP6V0C 527
Affinity Capture-MS Homo sapiens
28 CPVL 54504
Affinity Capture-MS Homo sapiens
29 XPO4 64328
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
30 ABI2 10152
Proximity Label-MS Homo sapiens
31 EFR3A 23167
Proximity Label-MS Homo sapiens
32 PTPRE 5791
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
33 TNPO2 30000
Affinity Capture-MS Homo sapiens
34 KCNB1  
Affinity Capture-Western Homo sapiens
Reconstituted Complex Homo sapiens
35 SARAF  
Affinity Capture-MS Homo sapiens
36 TNPO3 23534
Affinity Capture-MS Homo sapiens
37 STATH  
Affinity Capture-MS Homo sapiens
38 TMC1  
Affinity Capture-MS Homo sapiens
39 YES1 7525
Affinity Capture-MS Homo sapiens
40 XPOT 11260
Affinity Capture-MS Homo sapiens
41 SEL1L 6400
Affinity Capture-MS Homo sapiens
42 GANAB 23193
Affinity Capture-MS Homo sapiens
43 GDNF  
Affinity Capture-MS Homo sapiens
44 ST13P4 145165
Affinity Capture-MS Homo sapiens
45 DLG1 1739
Proximity Label-MS Homo sapiens
46 BAIAP2 10458
Proximity Label-MS Homo sapiens
47 IPO9 55705
Affinity Capture-MS Homo sapiens
48 YIF1B 90522
Affinity Capture-MS Homo sapiens
View the network image/svg+xml
 Pathways in which PTPRE is involved
No pathways found





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