Gene description for Eprs
Gene name glutamyl-prolyl-tRNA synthetase
Gene symbol Eprs
Other names/aliases 2410081F06Rik
3010002K18Rik
C79379
Qprs
Species Mus musculus
 Database cross references - Eprs
ExoCarta ExoCarta_107508
Vesiclepedia VP_107508
Entrez Gene 107508
UniProt Q8CGC7  
 Eprs identified in sEVs derived from the following tissue/cell type
Colon cancer cells 37309723    
Macrophages 23658846    
Macrophages 23658846    
Macrophages 23658846    
Pancreatic cells 19351151    
T-cell lymphoma cells 37309723    
 Gene ontology annotations for Eprs
Molecular Function
    glutamate-tRNA ligase activity GO:0004818 ISO
    glutamate-tRNA ligase activity GO:0004818 ISS
    proline-tRNA ligase activity GO:0004827 IBA
    proline-tRNA ligase activity GO:0004827 IMP
    proline-tRNA ligase activity GO:0004827 ISO
    proline-tRNA ligase activity GO:0004827 ISS
    protein binding GO:0005515 IPI
    ATP binding GO:0005524 IEA
    zinc ion binding GO:0008270 ISO
    zinc ion binding GO:0008270 ISS
    RNA stem-loop binding GO:0035613 ISO
    RNA stem-loop binding GO:0035613 ISS
    identical protein binding GO:0042802 ISO
    protein homodimerization activity GO:0042803 IEA
    protein homodimerization activity GO:0042803 ISO
    GTPase binding GO:0051020 IEA
    GTPase binding GO:0051020 ISO
Biological Process
    glutamyl-tRNA aminoacylation GO:0006424 ISO
    glutamyl-tRNA aminoacylation GO:0006424 ISS
    prolyl-tRNA aminoacylation GO:0006433 IBA
    prolyl-tRNA aminoacylation GO:0006433 IDA
    prolyl-tRNA aminoacylation GO:0006433 ISO
    negative regulation of translation GO:0017148 IDA
    negative regulation of translation GO:0017148 ISO
    cellular response to insulin stimulus GO:0032869 IMP
    cellular response to type II interferon GO:0071346 IDA
    cellular response to type II interferon GO:0071346 ISO
    regulation of long-chain fatty acid import into cell GO:0140212 IMP
    regulation of long-chain fatty acid import into cell GO:0140212 ISO
Subcellular Localization
    cytoplasm GO:0005737 IBA
    cytoplasm GO:0005737 ISO
    cytosol GO:0005829 ISO
    cytosol GO:0005829 ISO
    cytosol GO:0005829 ISS
    plasma membrane GO:0005886 IDA
    aminoacyl-tRNA synthetase multienzyme complex GO:0017101 IBA
    aminoacyl-tRNA synthetase multienzyme complex GO:0017101 IDA
    aminoacyl-tRNA synthetase multienzyme complex GO:0017101 ISO
    GAIT complex GO:0097452 IDA
    GAIT complex GO:0097452 ISO
    ribonucleoprotein complex GO:1990904 IEA
    ribonucleoprotein complex GO:1990904 ISO
 Experiment description of studies that identified Eprs in sEVs
1
Experiment ID 907
MISEV standards
EM
Biophysical techniques
Tsg101|Sdcbp|Cd151|Gapdh|Lamp2|Cd81|Cd82|Cd9|Cd63|Cd80|Flot2|Tfrc|Rab35|Rab5a
Enriched markers
HSPA5
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 37309723    
Organism Mus musculus
Experiment description Proteomic analysis of the small extracellular vesicles and soluble secretory proteins from cachexia inducing and non-inducing cancer cells
Authors "Chitti SV, Kang T, Fonseka P, Marzan AL, Stewart S, Shahi S, Bramich K, Ang CS, Pathan M, Gummadi S, Mathivanan S."
Journal name Proteomics
Publication year 2023
Sample Colon cancer cells
Sample name C26
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
2
Experiment ID 214
MISEV standards
EM
Biophysical techniques
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23658846    
Organism Mus musculus
Experiment description Immunomodulatory impact of leishmania-induced macrophage exosomes: a comparative proteomic and functional analysis.
Authors "Hassani K, Olivier M."
Journal name PLoS Negl Trop Dis
Publication year 2013
Sample Macrophages
Sample name Leishmania-infected-Macrophage (J774A.1)
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Filtration
Protease inhibitors
Sucrose density gradient
Filtration
Ultracentrifugation
Flotation density 1.13-1.19 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
3
Experiment ID 215
MISEV standards
EM
Biophysical techniques
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23658846    
Organism Mus musculus
Experiment description Immunomodulatory impact of leishmania-induced macrophage exosomes: a comparative proteomic and functional analysis.
Authors "Hassani K, Olivier M."
Journal name PLoS Negl Trop Dis
Publication year 2013
Sample Macrophages
Sample name LPS-treated-Macrophage (J774A.1)
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Filtration
Protease inhibitors
Sucrose density gradient
Filtration
Ultracentrifugation
Flotation density 1.13-1.19 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
4
Experiment ID 216
MISEV standards
EM
Biophysical techniques
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23658846    
Organism Mus musculus
Experiment description Immunomodulatory impact of leishmania-induced macrophage exosomes: a comparative proteomic and functional analysis.
Authors "Hassani K, Olivier M."
Journal name PLoS Negl Trop Dis
Publication year 2013
Sample Macrophages
Sample name Normal-Macrophage (J774A.1)
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Filtration
Protease inhibitors
Sucrose density gradient
Filtration
Ultracentrifugation
Flotation density 1.13-1.19 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
5
Experiment ID 188
MISEV standards
EM
Biophysical techniques
GAPDH|UCHL1|HSP90
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 19351151    
Organism Mus musculus
Experiment description Characterization of vesicles secreted from insulinoma NIT-1 cells.
Authors "Lee HS, Jeong J, Lee KJ."
Journal name J Proteome Res
Publication year 2009
Sample Pancreatic cells
Sample name Pancreatic beta cell (NIT-1)
Isolation/purification methods Differential centrifugation
Sucrose density gradient
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
6
Experiment ID 908
MISEV standards
EM
Biophysical techniques
Tsg101|Sdcbp|Cd151|Gapdh|Lamp2|Cd81|Cd82|Cd9|Cd63|Cd80|Flot2|Tfrc|Rab35|Rab5a
Enriched markers
HSPA5
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 37309723    
Organism Mus musculus
Experiment description Proteomic analysis of the small extracellular vesicles and soluble secretory proteins from cachexia inducing and non-inducing cancer cells
Authors "Chitti SV, Kang T, Fonseka P, Marzan AL, Stewart S, Shahi S, Bramich K, Ang CS, Pathan M, Gummadi S, Mathivanan S."
Journal name Proteomics
Publication year 2023
Sample T-cell lymphoma cells
Sample name EL4
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
 Protein-protein interactions for Eprs
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 Eef1e1  
Co-fractionation Mus musculus
2 Ago2 239528
Co-fractionation Mus musculus
3 Hnrnpa2b1 53379
Co-fractionation Mus musculus
4 Mettl21e  
Affinity Capture-MS Mus musculus
5 Tmem173  
Proximity Label-MS Mus musculus
6 Ncbp1 433702
Co-fractionation Mus musculus
7 Mars 216443
Co-fractionation Mus musculus
8 Eed  
Affinity Capture-MS Mus musculus
9 Thrb  
Affinity Capture-MS Mus musculus
10 Rpl13a 22121
Co-fractionation Mus musculus
11 Rps9 76846
Co-fractionation Mus musculus
12 Stau1  
Co-fractionation Mus musculus
13 Hnrnpl 15388
Co-fractionation Mus musculus
14 Ilf2 67781
Co-fractionation Mus musculus
15 Ncl 17975
Co-fractionation Mus musculus
16 Iqcb1  
Affinity Capture-MS Mus musculus
17 Ago1 236511
Co-fractionation Mus musculus
18 Fancd2  
Affinity Capture-MS Mus musculus
19 Rars 104458
Co-fractionation Mus musculus
20 Kctd13  
Affinity Capture-MS Mus musculus
21 Gapdh 14433
Co-fractionation Mus musculus
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