Gene description for IFITM1
Gene name interferon induced transmembrane protein 1
Gene symbol IFITM1
Other names/aliases 9-27
CD225
DSPA2a
IFI17
LEU13
Species Homo sapiens
 Database cross references - IFITM1
ExoCarta ExoCarta_8519
Vesiclepedia VP_8519
Entrez Gene 8519
HGNC 5412
MIM 604456
UniProt P13164  
 IFITM1 identified in exosomes derived from the following tissue/cell type
Bladder cancer cells 20224111    
Colorectal cancer cells 19837982    
Colorectal cancer cells 25890246    
Gastric cancer cells 33991177    
Gastric cancer cells 33991177    
Gastric cancer cells 33991177    
Melanoma cells 25950383    
Melanoma cells 25950383    
 Gene ontology annotations for IFITM1
Molecular Function
    receptor signaling protein activity GO:0005057 TAS
    protein binding GO:0005515 IPI
Biological Process
    response to interferon-beta GO:0035456 IDA
    negative regulation of viral entry into host cell GO:0046597 IDA
    response to interferon-gamma GO:0034341 IDA
    cytokine-mediated signaling pathway GO:0019221 TAS
    positive regulation of osteoblast differentiation GO:0045669 IMP
    response to interferon-alpha GO:0035455 IDA
    defense response to virus GO:0051607 IEA
    cell surface receptor signaling pathway GO:0007166 TAS
    negative regulation of cell proliferation GO:0008285 IMP
    negative regulation of viral genome replication GO:0045071 IMP
    intracellular signal transduction GO:0035556 TAS
    response to virus GO:0009615 IDA
    ossification GO:0001503 IEA
    negative regulation of cell migration GO:0030336 IMP
    type I interferon signaling pathway GO:0060337 TAS
    regulation of immune response GO:0050776 TAS
Subcellular Localization
    intracellular GO:0005622 TAS
    plasma membrane GO:0005886 TAS
    membrane GO:0016020 IDA
    integral component of membrane GO:0016021 IEA
 Experiment description of studies that identified IFITM1 in exosomes
1
Experiment ID 76
MISEV standards
EM
EV Biophysical techniques
TSG101|GAPDH|HSP90|CD81|CD9|CD63|LAMP1|MHCI
EV Enriched markers
HSP90B1
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 20224111    
Organism Homo sapiens
Experiment description Proteomics analysis of bladder cancer exosomes.
Authors Welton JL, Khanna S, Giles PJ, Brennan P, Brewis IA, Staffurth J, Mason MD, Clayton A.
Journal name MCP
Publication year 2010
Sample Bladder cancer cells
Sample name HT1376
Isolation/purification methods Differential centrifugation
Sucrose density gradient
Flotation density 1.10-1.19 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [MALDI TOF/TOF]
Western blotting
FACS
2
Experiment ID 21
MISEV standards
EM|IEM
EV Biophysical techniques
Alix|TSG101|HSP70|CD63
EV Enriched markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method
Mass spectrometry   
PubMed ID 19837982    
Organism Homo sapiens
Experiment description Proteomic and bioinformatic analysis of immunoaffinity-purified exosomes derived from the human colon tumor cell line LIM1215.
Authors Suresh Mathivanan, Justin W.E. Lim, Bow J. Tauro, Hong Ji, Robert L. Moritz and Richard J. Simpson
Journal name MCP
Publication year 2009
Sample Colorectal cancer cells
Sample name LIM1215
Isolation/purification methods Filtration
Ultracentrifugation
Sucrose density gradient
Flotation density 1.10-1.12 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [Orbitrap]
Western blotting
3
Experiment ID 286
MISEV standards
CEM
EV Biophysical techniques
Alix|TSG101|CD63|CD81|EpCAM
EV Enriched markers
EV Negative markers
DLS
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25890246    
Organism Homo sapiens
Experiment description Highly-purified exosomes and shed microvesicles isolated from the human colon cancer cell line LIM1863 by sequential centrifugal ultrafiltration are biochemically and functionally distinct.
Authors Xu R, Greening DW, Rai A, Ji H, Simpson RJ.
Journal name Methods
Publication year 2015
Sample Colorectal cancer cells
Sample name LIM1863 - Sequential centrifugal ultrafiltration - Rep 2
Isolation/purification methods Differential centrifugation
Filtration
Sequential centrifugal ultrafiltration
Centrifugal concentration
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
Western blotting
4
Experiment ID 363
MISEV standards
EV Biophysical techniques
TSG101|GAPDH|AQP1|CD151|CD81|CD82|CD9|EPCAM|FLOT1|FLOT2|ICAM1|ITGA2B|LAMP2|RAB35|RAB5A|RAB5B|SDCBP|TFRC|UCHL1
EV Enriched markers
DCLK1
EV Negative markers
NTA
EV Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 33991177    
Organism Homo sapiens
Experiment description Cancer stem cell marker DCLK1 reprograms small extracellular vesicles toward migratory phenotype in gastric cancer cells
Authors Carli ALE, Afshar-Sterle S, Rai A, Fang H, O'Keefe R, Tse J, Ferguson FM, Gray NS, Ernst M, Greening DW, Buchert M.
Journal name Proteomics
Publication year 2021
Sample Gastric cancer cells
Sample name MKN1 - 100K pellet
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
5
Experiment ID 364
MISEV standards
EV Biophysical techniques
TSG101|GAPDH|AQP1|CD151|CD81|CD82|CD9|EPCAM|FLOT1|FLOT2|ICAM1|ITGA2B|LAMP2|RAB35|RAB5A|RAB5B|SDCBP|TFRC|UCHL1
EV Enriched markers
DCLK1
EV Negative markers
NTA
EV Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 33991177    
Organism Homo sapiens
Experiment description Cancer stem cell marker DCLK1 reprograms small extracellular vesicles toward migratory phenotype in gastric cancer cells
Authors Carli ALE, Afshar-Sterle S, Rai A, Fang H, O'Keefe R, Tse J, Ferguson FM, Gray NS, Ernst M, Greening DW, Buchert M.
Journal name Proteomics
Publication year 2021
Sample Gastric cancer cells
Sample name MKN1 - 100K pellet
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
6
Experiment ID 365
MISEV standards
EV Biophysical techniques
TSG101|GAPDH|AQP1|CD151|CD81|CD82|CD9|EPCAM|FLOT1|FLOT2|ICAM1|ITGA2B|LAMP2|RAB35|RAB5A|RAB5B|SDCBP|TFRC|UCHL1
EV Enriched markers
DCLK1
EV Negative markers
NTA
EV Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 33991177    
Organism Homo sapiens
Experiment description Cancer stem cell marker DCLK1 reprograms small extracellular vesicles toward migratory phenotype in gastric cancer cells
Authors Carli ALE, Afshar-Sterle S, Rai A, Fang H, O'Keefe R, Tse J, Ferguson FM, Gray NS, Ernst M, Greening DW, Buchert M.
Journal name Proteomics
Publication year 2021
Sample Gastric cancer cells
Sample name MKN1 - 100K pellet
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
7
Experiment ID 258
MISEV standards
EM
EV Biophysical techniques
TSG101|FLOT1|CD81
EV Enriched markers
EV Negative markers
NTA
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25950383    
Organism Homo sapiens
Experiment description Proteome characterization of melanoma exosomes reveals a specific signature for metastatic cell lines
Authors Lazar I, Clement E, Ducoux-Petit M, Denat L, Soldan V, Dauvillier S, Balor S4, Burlet-Schiltz O1, Larue L, Muller C Nieto L
Journal name Pigment Cell Melanoma Res
Publication year 2015
Sample Melanoma cells
Sample name SKMEL28
Isolation/purification methods Differential centrifugation
Unltracentrifugation
Sucrose density gradient
Flotation density 1.13 - 1.19 g/mL
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
8
Experiment ID 259
MISEV standards
EM
EV Biophysical techniques
TSG101|FLOT1
EV Enriched markers
EV Negative markers
NTA
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25950383    
Organism Homo sapiens
Experiment description Proteome characterization of melanoma exosomes reveals a specific signature for metastatic cell lines
Authors Lazar I, Clement E, Ducoux-Petit M, Denat L, Soldan V, Dauvillier S, Balor S4, Burlet-Schiltz O1, Larue L, Muller C Nieto L
Journal name Pigment Cell Melanoma Res
Publication year 2015
Sample Melanoma cells
Sample name A375M
Isolation/purification methods Differential centrifugation
Unltracentrifugation
Sucrose density gradient
Flotation density 1.13 - 1.19 g/mL
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
 Protein-protein interactions for IFITM1
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 ABHD16A 7920
Two-hybrid Homo sapiens
Affinity Capture-MS Homo sapiens
2 CR2 1380
Affinity Capture-Western Homo sapiens
3 CD81 975
Invivo Homo sapiens
4 CD19 930
Affinity Capture-Western Homo sapiens
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