Gene description for Impdh2
Gene name inosine 5'-phosphate dehydrogenase 2
Gene symbol Impdh2
Other names/aliases IMPD
Species Mus musculus
 Database cross references - Impdh2
ExoCarta ExoCarta_23918
Vesiclepedia VP_23918
Entrez Gene 23918
UniProt P24547  
 Impdh2 identified in sEVs derived from the following tissue/cell type
Colon cancer cells 37309723    
Macrophages 23658846    
Macrophages 23658846    
Macrophages 23658846    
T-cell lymphoma cells 37309723    
 Gene ontology annotations for Impdh2
Molecular Function
    nucleotide binding GO:0000166 ISO
    nucleotide binding GO:0000166 ISS
    DNA binding GO:0003677 IEA
    RNA binding GO:0003723 IEA
    IMP dehydrogenase activity GO:0003938 IBA
    IMP dehydrogenase activity GO:0003938 IDA
    IMP dehydrogenase activity GO:0003938 IMP
    IMP dehydrogenase activity GO:0003938 ISO
    identical protein binding GO:0042802 ISO
    metal ion binding GO:0046872 IEA
Biological Process
    purine nucleotide biosynthetic process GO:0006164 IMP
    GMP biosynthetic process GO:0006177 IDA
    GMP biosynthetic process GO:0006177 IMP
    GTP biosynthetic process GO:0006183 IBA
    GTP biosynthetic process GO:0006183 ISO
    GTP biosynthetic process GO:0006183 ISS
    circadian rhythm GO:0007623 ISO
    circadian rhythm GO:0007623 ISS
    GMP salvage GO:0032263 TAS
    lymphocyte proliferation GO:0046651 IMP
    cellular response to interleukin-4 GO:0071353 IDA
    'de novo' XMP biosynthetic process GO:0097294 IMP
Subcellular Localization
    nucleus GO:0005634 ISO
    nucleus GO:0005634 ISS
    cytoplasm GO:0005737 IBA
    cytoplasm GO:0005737 ISO
    cytoplasm GO:0005737 ISS
    cytosol GO:0005829 ISO
    cytosol GO:0005829 ISS
 Experiment description of studies that identified Impdh2 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 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 Impdh2
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 Zbtb7b  
Affinity Capture-MS Mus musculus
2 Mettl21e  
Affinity Capture-MS Mus musculus
3 Tmem173  
Proximity Label-MS Mus musculus
4 Cyfip1 20430
Affinity Capture-MS Mus musculus
5 Eed  
Affinity Capture-MS Mus musculus
6 Fitm2  
Positive Genetic Mus musculus
7 MTNR1A  
Reconstituted Complex Homo sapiens
8 Atg16l1  
Affinity Capture-MS Mus musculus
9 Fancd2  
Affinity Capture-MS Mus musculus
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