Gene description for PTPRS
Gene name protein tyrosine phosphatase, receptor type, S
Gene symbol PTPRS
Other names/aliases PTPSIGMA
Species Homo sapiens
 Database cross references - PTPRS
ExoCarta ExoCarta_5802
Entrez Gene 5802
HGNC 9681
MIM 601576
UniProt Q13332  
 PTPRS identified in exosomes derived from the following tissue/cell type
Hepatocellular carcinoma cells 26054723    
Hepatocytes 26054723    
Ovarian cancer cells 23333927    
Ovarian cancer cells 23333927    
 Gene ontology annotations for PTPRS
Molecular Function
    protein binding GO:0005515 IPI
    transmembrane receptor protein tyrosine phosphatase activity GO:0005001 TAS
Biological Process
    extracellular matrix organization GO:0030198 TAS
    peptidyl-tyrosine dephosphorylation GO:0035335 TAS
    hippocampus development GO:0021766 IEA
    cerebral cortex development GO:0021987 IEA
    corpus callosum development GO:0022038 IEA
    cell adhesion GO:0007155 IEA
    spinal cord development GO:0021510 IEA
    cerebellum development GO:0021549 IEA
Subcellular Localization
    extracellular exosome GO:0070062 IDA
    integral component of plasma membrane GO:0005887 TAS
 Experiment description of studies that identified PTPRS in exosomes
1
Experiment ID 235
ISEV standards
✔
EM
EV Biophysical techniques
✔
TSG101|Alix|HSC70|GAPDH
EV Cytosolic markers
✘ EV Membrane markers
✔
HSP90B1
EV Negative markers
✔
qNano
EV Particle analysis
Identified molecule mRNA
Identification method RNA Sequencing
PubMed ID 26054723    
Organism Homo sapiens
Experiment description Hepatocellular carcinoma-derived exosomes promote motility of immortalized hepatocyte through transfer of oncogenic proteins and RNAs
Authors He M, Qin H, Poon TC, Sze SC, Ding X, Co NN, Ngai SM, Chan TF, Wong N
Journal name Carcinogenesis
Publication year 2015
Sample Hepatocellular carcinoma cells
Sample name HKCI-8
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Sucrose density gradient
Flotation density 1.13-1.19 g/mL
Molecules identified in the study Protein
RNA
Methods used in the study Western blotting
Mass spectrometry
RT-PCR
RNA Sequencing
2
Experiment ID 237
ISEV standards
✔
EM
EV Biophysical techniques
✔
TSG101|Alix|HSC70|GAPDH
EV Cytosolic markers
✘ EV Membrane markers
✔
HSP90B1
EV Negative markers
✔
qNano
EV Particle analysis
Identified molecule mRNA
Identification method RNA Sequencing
PubMed ID 26054723    
Organism Homo sapiens
Experiment description Hepatocellular carcinoma-derived exosomes promote motility of immortalized hepatocyte through transfer of oncogenic proteins and RNAs
Authors He M, Qin H, Poon TC, Sze SC, Ding X, Co NN, Ngai SM, Chan TF, Wong N
Journal name Carcinogenesis
Publication year 2015
Sample Hepatocytes
Sample name MIHA
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Sucrose density gradient
Flotation density 1.13-1.19 g/mL
Molecules identified in the study Protein
RNA
Methods used in the study Western blotting
Mass spectrometry
RNA Sequencing
3
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
4
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
 Protein-protein interactions for PTPRS
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 EIF4A2 1974
Affinity Capture-MS Homo sapiens
2 PPFIA2 8499
Invitro Homo sapiens
3 TUBB2A 7280
Two-hybrid Homo sapiens
4 PTN  
Two-hybrid Homo sapiens
5 FEZ1  
Two-hybrid Homo sapiens
6 HTATIP  
Two-hybrid Homo sapiens
7 PFN2 5217
Two-hybrid Homo sapiens
8 UTP14A 10813
Two-hybrid Homo sapiens
9 PTPRD 5789
Two-hybrid Homo sapiens
Affinity Capture-Western Homo sapiens
10 PPFIA1 8500
Two-hybrid Homo sapiens
Affinity Capture-MS Homo sapiens
Reconstituted Complex Homo sapiens
11 PPFIA3 8541
Invitro Homo sapiens
12 UNC119  
Two-hybrid Homo sapiens
13 KIAA1377  
Two-hybrid Homo sapiens
14 CHD3  
Two-hybrid Homo sapiens
15 UBR1  
Two-hybrid Homo sapiens
16 PREI3  
Two-hybrid Homo sapiens
17 SETDB1  
Two-hybrid Homo sapiens
18 EEF1G 1937
Two-hybrid Homo sapiens
View the network image/svg+xml
 Pathways in which PTPRS is involved
PathwayEvidenceSource
ECM proteoglycans TAS Reactome





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