Gene description for Eif5b
Gene name eukaryotic translation initiation factor 5B
Gene symbol Eif5b
Other names/aliases A030003E17Rik
BC018347
IF2
Species Mus musculus
 Database cross references - Eif5b
ExoCarta ExoCarta_226982
Vesiclepedia VP_226982
Entrez Gene 226982
UniProt Q05D44  
 Eif5b identified in exosomes derived from the following tissue/cell type
Colon cancer cells 37309723    
T-cell lymphoma cells 37309723    
 Gene ontology annotations for Eif5b
Molecular Function
    tRNA binding GO:0000049 IEA
    tRNA binding GO:0000049 ISO
    translation initiation factor activity GO:0003743 IBA
    translation initiation factor activity GO:0003743 IEA
    translation initiation factor activity GO:0003743 ISO
    GTPase activity GO:0003924 ISO
    GTP binding GO:0005525 IEA
    GTP binding GO:0005525 ISO
    metal ion binding GO:0046872 IEA
    membrane scission GTPase motor activity GO:1990606 IEA
Biological Process
    translational initiation GO:0006413 IBA
    translational initiation GO:0006413 IEA
    regulation of translational initiation GO:0006446 IEA
    regulation of translational initiation GO:0006446 ISO
    ribosome assembly GO:0042255 IEA
    ribosome assembly GO:0042255 ISO
Subcellular Localization
    cytoplasm GO:0005737 IBA
    cytoplasm GO:0005737 IEA
    cytoplasm GO:0005737 ISO
    synapse GO:0045202 EXP
    synapse GO:0045202 IDA
 Experiment description of studies that identified Eif5b in exosomes
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 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 Eif5b
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 Polr3b  
Co-fractionation Mus musculus
2 JADE1  
Affinity Capture-MS Homo sapiens
3 Tmem173  
Proximity Label-MS Mus musculus
4 Ctps 51797
Co-fractionation Mus musculus
5 Eif2s2 67204
Co-fractionation Mus musculus
6 Nop58 55989
Co-fractionation Mus musculus
7 Rngtt  
Co-fractionation Mus musculus
8 Eed  
Affinity Capture-MS Mus musculus
9 Eif3i 54709
Co-fractionation Mus musculus
10 Wdr6  
Co-fractionation Mus musculus
11 Sfxn5  
Co-fractionation Mus musculus
12 Tfcp2  
Co-fractionation Mus musculus
13 Eif3a 13669
Co-fractionation Mus musculus
14 Polr1e  
Co-fractionation Mus musculus
15 Mecp2  
Affinity Capture-MS Mus musculus
16 Copb1 70349
Co-fractionation Mus musculus
17 Mrto4  
Co-fractionation Mus musculus
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