Gene description for GMPR2
Gene name guanosine monophosphate reductase 2
Gene symbol GMPR2
Other names/aliases -
Species Homo sapiens
 Database cross references - GMPR2
ExoCarta ExoCarta_51292
Vesiclepedia VP_51292
Entrez Gene 51292
HGNC 4377
MIM 610781
UniProt Q9P2T1  
 GMPR2 identified in exosomes derived from the following tissue/cell type
Breast cancer cells 34108659    
Breast cancer cells 34108659    
Embryonic kidney cells 34108659    
Embryonic kidney cells 34108659    
Hepatocytes 26054723    
Mesenchymal stem cells 36408942    
Ovarian cancer cells 23333927    
Ovarian cancer cells 23333927    
Pancreatic cancer cells 34108659    
Pancreatic cancer cells 34108659    
 Gene ontology annotations for GMPR2
Molecular Function
    GMP reductase activity GO:0003920 IDA
    metal ion binding GO:0046872 IEA
Biological Process
    oxidation-reduction process GO:0055114 IEA
    nucleobase-containing small molecule metabolic process GO:0055086 TAS
    small molecule metabolic process GO:0044281 TAS
    GMP metabolic process GO:0046037 IDA
    purine nucleobase metabolic process GO:0006144 TAS
    purine-containing compound salvage GO:0043101 TAS
Subcellular Localization
    cytosol GO:0005829 TAS
    GMP reductase complex GO:1902560 IEA
 Experiment description of studies that identified GMPR2 in exosomes
1
Experiment ID 426
MISEV standards
✘ EV Biophysical techniques
✔
SDCBP|FLOT1|CD81|CD9|CD151|FLOT2|TSG101|LAMP1|TFRC|RAB5A|RAB35|GAPDH|UCHL1|ICAM1
EV Enriched markers
✔
CANX
EV Negative markers
✘ EV Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 34108659    
Organism Homo sapiens
Experiment description Quantitative Proteomics Identifies the Core Proteome of Exosomes with Syntenin-1 as the highest abundant protein and a Putative Universal Biomarker
Authors Kugeratski FG, Hodge K, Lilla S, McAndrews KM, Zhou X, Hwang RF, Zanivan S, Kalluri R.
Journal name Nat Cell Biol
Publication year 2021
Sample Breast cancer cells
Sample name MDA-MB-231 - Exo-rich fractions 7-10 pooled
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Size exclusion chromatography
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
2
Experiment ID 427
MISEV standards
✘ EV Biophysical techniques
✔
CD81|SDCBP|FLOT1|CD9|CD151|FLOT2|TSG101|LAMP1|TFRC|RAB5A|RAB35|GAPDH|UCHL1|ICAM1
EV Enriched markers
✔
CANX
EV Negative markers
✘ EV Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 34108659    
Organism Homo sapiens
Experiment description Quantitative Proteomics Identifies the Core Proteome of Exosomes with Syntenin-1 as the highest abundant protein and a Putative Universal Biomarker
Authors Kugeratski FG, Hodge K, Lilla S, McAndrews KM, Zhou X, Hwang RF, Zanivan S, Kalluri R.
Journal name Nat Cell Biol
Publication year 2021
Sample Breast cancer cells
Sample name MDA-MB-231 - Exo-rich fractions 1-6 pooled
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
OptiPrep density gradient centrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
3
Experiment ID 419
MISEV standards
✘ EV Biophysical techniques
✔
SDCBP|FLOT1|CD81|CD9|CD151|FLOT2|TSG101|LAMP1|TFRC|RAB5A|RAB35|GAPDH|UCHL1|ICAM1
EV Enriched markers
✔
CANX
EV Negative markers
✘ EV Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 34108659    
Organism Homo sapiens
Experiment description Quantitative Proteomics Identifies the Core Proteome of Exosomes with Syntenin-1 as the highest abundant protein and a Putative Universal Biomarker
Authors Kugeratski FG, Hodge K, Lilla S, McAndrews KM, Zhou X, Hwang RF, Zanivan S, Kalluri R.
Journal name Nat Cell Biol
Publication year 2021
Sample Embryonic kidney cells
Sample name HEK293T - Exo-rich fractions 7-10 pooled
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Size exclusion chromatography
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
4
Experiment ID 419
MISEV standards
✘ EV Biophysical techniques
✔
SDCBP|FLOT1|CD81|CD9|CD151|FLOT2|TSG101|LAMP1|TFRC|RAB5A|RAB35|GAPDH|UCHL1|ICAM1
EV Enriched markers
✔
CANX
EV Negative markers
✘ EV Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 34108659    
Organism Homo sapiens
Experiment description Quantitative Proteomics Identifies the Core Proteome of Exosomes with Syntenin-1 as the highest abundant protein and a Putative Universal Biomarker
Authors Kugeratski FG, Hodge K, Lilla S, McAndrews KM, Zhou X, Hwang RF, Zanivan S, Kalluri R.
Journal name Nat Cell Biol
Publication year 2021
Sample Embryonic kidney cells
Sample name HEK293T - Exo-rich fractions 7-10 pooled
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Size exclusion chromatography
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
5
Experiment ID 420
MISEV standards
✘ EV Biophysical techniques
✔
CD81|SDCBP|FLOT1|CD9|CD151|FLOT2|TSG101|LAMP1|TFRC|RAB5A|RAB35|GAPDH|UCHL1|ICAM1
EV Enriched markers
✔
CANX
EV Negative markers
✘ EV Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 34108659    
Organism Homo sapiens
Experiment description Quantitative Proteomics Identifies the Core Proteome of Exosomes with Syntenin-1 as the highest abundant protein and a Putative Universal Biomarker
Authors Kugeratski FG, Hodge K, Lilla S, McAndrews KM, Zhou X, Hwang RF, Zanivan S, Kalluri R.
Journal name Nat Cell Biol
Publication year 2021
Sample Embryonic kidney cells
Sample name HEK293T - Exo-rich fractions 1-6 pooled
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
OptiPrep density gradient centrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
6
Experiment ID 420
MISEV standards
✘ EV Biophysical techniques
✔
CD81|SDCBP|FLOT1|CD9|CD151|FLOT2|TSG101|LAMP1|TFRC|RAB5A|RAB35|GAPDH|UCHL1|ICAM1
EV Enriched markers
✔
CANX
EV Negative markers
✘ EV Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 34108659    
Organism Homo sapiens
Experiment description Quantitative Proteomics Identifies the Core Proteome of Exosomes with Syntenin-1 as the highest abundant protein and a Putative Universal Biomarker
Authors Kugeratski FG, Hodge K, Lilla S, McAndrews KM, Zhou X, Hwang RF, Zanivan S, Kalluri R.
Journal name Nat Cell Biol
Publication year 2021
Sample Embryonic kidney cells
Sample name HEK293T - Exo-rich fractions 1-6 pooled
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
OptiPrep density gradient centrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
7
Experiment ID 237
MISEV standards
✔
EM
EV Biophysical techniques
✔
TSG101|Alix|HSC70|GAPDH
EV Enriched 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
8
Experiment ID 488
MISEV standards
✔
EM
EV Biophysical techniques
✔
CD9|CD81|CD63|GAPDH|SDCBP|LAMP1|TFRC|UCHL1|FLOT2|LAMP2|FLOT1|ICAM1|RAB5B|CD151|RAB35|TSG101|RAB5A|CD82
EV Enriched markers
✔
CANX
EV Negative markers
✔
NTA
EV 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 211
MISEV standards
✔
EM
EV Biophysical techniques
✔
TSG101|Alix|EpCAM|TFRC
EV Enriched 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
10
Experiment ID 212
MISEV standards
✔
CEM
EV Biophysical techniques
✔
TSG101|Alix|EpCAM|TFRC
EV Enriched 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
11
Experiment ID 434
MISEV standards
✘ EV Biophysical techniques
✔
SDCBP|FLOT1|CD81|CD9|CD151|FLOT2|TSG101|LAMP1|TFRC|RAB5A|RAB35|GAPDH|UCHL1|ICAM1
EV Enriched markers
✔
CANX
EV Negative markers
✘ EV Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 34108659    
Organism Homo sapiens
Experiment description Quantitative Proteomics Identifies the Core Proteome of Exosomes with Syntenin-1 as the highest abundant protein and a Putative Universal Biomarker
Authors Kugeratski FG, Hodge K, Lilla S, McAndrews KM, Zhou X, Hwang RF, Zanivan S, Kalluri R.
Journal name Nat Cell Biol
Publication year 2021
Sample Pancreatic cancer cells
Sample name PANC-1 - Exo-rich fractions 7-10 pooled
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Size exclusion chromatography
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
12
Experiment ID 435
MISEV standards
✘ EV Biophysical techniques
✔
CD81|SDCBP|FLOT1|CD9|CD151|FLOT2|TSG101|LAMP1|TFRC|RAB5A|RAB35|GAPDH|UCHL1|ICAM1
EV Enriched markers
✔
CANX
EV Negative markers
✘ EV Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 34108659    
Organism Homo sapiens
Experiment description Quantitative Proteomics Identifies the Core Proteome of Exosomes with Syntenin-1 as the highest abundant protein and a Putative Universal Biomarker
Authors Kugeratski FG, Hodge K, Lilla S, McAndrews KM, Zhou X, Hwang RF, Zanivan S, Kalluri R.
Journal name Nat Cell Biol
Publication year 2021
Sample Pancreatic cancer cells
Sample name PANC-1 - Exo-rich fractions 1-6 pooled
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
OptiPrep density gradient centrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
 Protein-protein interactions for GMPR2
  Protein Interactor ExoCarta ID Identification method PubMed Species
No interactions are found.
 Pathways in which GMPR2 is involved
PathwayEvidenceSource
Purine salvage TAS Reactome





Perform bioinformatics analysis of your extracellular vesicle data set using FunRich, a open access standalone tool. NEW UPDATED VERSION OF FunRich available for download (12/09/2016) from here