Gene description for Eif4a1
Gene name eukaryotic translation initiation factor 4A1
Gene symbol Eif4a1
Other names/aliases BM-010
Ddx2a
Eif4
Species Mus musculus
 Database cross references - Eif4a1
ExoCarta ExoCarta_13681
Vesiclepedia VP_13681
Entrez Gene 13681
UniProt P60843  
 Eif4a1 identified in sEVs derived from the following tissue/cell type
Colon cancer cells 37309723    
Fibroblasts 23260141    
Pancreatic cells 19351151    
T-cell lymphoma cells 37309723    
 Gene ontology annotations for Eif4a1
Molecular Function
    DNA clamp loader activity GO:0003689 IEA
    RNA helicase activity GO:0003724 IEA
    double-stranded RNA binding GO:0003725 ISO
    translation initiation factor activity GO:0003743 IBA
    translation initiation factor activity GO:0003743 IEA
    translation initiation factor activity GO:0003743 ISO
    protein binding GO:0005515 IPI
    ATP binding GO:0005524 IEA
    ATP hydrolysis activity GO:0016887 IEA
    cohesin loader activity GO:0061775 IEA
    chromatin extrusion motor activity GO:0140584 IEA
    ATP-dependent H3-H4 histone complex chaperone activity GO:0140665 IEA
    ATP-dependent H2AZ histone chaperone activity GO:0140849 IEA
Biological Process
    cytoplasmic translational initiation GO:0002183 IBA
    cytoplasmic translational initiation GO:0002183 IEA
    cytoplasmic translational initiation GO:0002183 ISO
    chromatin remodeling GO:0006338 IEA
    translational initiation GO:0006413 NAS
    positive regulation of transcription by RNA polymerase II GO:0045944 ISS
    chromatin looping GO:0140588 IEA
Subcellular Localization
    cytoplasm GO:0005737 ISO
    cytosol GO:0005829 TAS
    plasma membrane GO:0005886 ISS
    cytoplasmic stress granule GO:0010494 IEA
    eukaryotic translation initiation factor 4F complex GO:0016281 NAS
    perinuclear region of cytoplasm GO:0048471 ISS
    nuclear stress granule GO:0097165 ISS
 Experiment description of studies that identified Eif4a1 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 210
MISEV standards
EM
Biophysical techniques
CD81|FLOT1
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23260141    
Organism Mus musculus
Experiment description Exosomes Mediate Stromal Mobilization of Autocrine Wnt-PCP Signaling in Breast Cancer Cell Migration.
Authors "Luga V, Zhang L, Viloria-Petit AM, Ogunjimi AA, Inanlou MR, Chiu E, Buchanan M, Hosein AN, Basik M, Wrana JL."
Journal name Cell
Publication year 2012
Sample Fibroblasts
Sample name Normal-Fibroblasts (L cells)
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
3
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
4
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 Eif4a1
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 Rpl17 319195
Co-fractionation Mus musculus
2 Eif4h 22384
Two-hybrid Mus musculus
3 Mettl21e  
Affinity Capture-MS Mus musculus
4 Rpl19 19921
Co-fractionation Mus musculus
5 Tmem173  
Proximity Label-MS Mus musculus
6 RBFOX2 23543
Two-hybrid Homo sapiens
7 Kcna3  
Affinity Capture-MS Mus musculus
8 Eed  
Affinity Capture-MS Mus musculus
9 Mycbp2 105689
Affinity Capture-MS Mus musculus
10 Dusp14  
Two-hybrid Mus musculus
11 Tfe3  
Affinity Capture-MS Mus musculus
12 Tia1  
Affinity Capture-MS Mus musculus
13 Unk  
Affinity Capture-RNA Mus musculus
14 Ddb1 13194
Affinity Capture-MS Mus musculus
15 Fancd2  
Affinity Capture-MS Mus musculus
16 YTHDF1 54915
Two-hybrid Homo sapiens
17 Tcf3  
Affinity Capture-MS Mus musculus
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