Gene description for IGF2BP1
Gene name insulin-like growth factor 2 mRNA binding protein 1
Gene symbol IGF2BP1
Other names/aliases CRD-BP
CRDBP
IMP-1
IMP1
VICKZ1
ZBP1
Species Homo sapiens
 Database cross references - IGF2BP1
ExoCarta ExoCarta_10642
Vesiclepedia VP_10642
Entrez Gene 10642
HGNC 28866
MIM 608288
UniProt Q9NZI8  
 IGF2BP1 identified in exosomes derived from the following tissue/cell type
Chondrocytes 35931686    
Chondrocytes 35931686    
Gastric cancer cells 33991177    
Gastric cancer cells 33991177    
Gastric cancer cells 33991177    
Hepatocytes 26054723    
Mesenchymal stem cells 36408942    
 Gene ontology annotations for IGF2BP1
Molecular Function
    nucleotide binding GO:0000166 IEA
    protein binding GO:0005515 IPI
    translation regulator activity GO:0045182 IDA
    mRNA 5'-UTR binding GO:0048027 IDA
    mRNA binding GO:0003729 IDA
    mRNA 3'-UTR binding GO:0003730 IDA
    poly(A) RNA binding GO:0044822 IDA
Biological Process
    CRD-mediated mRNA stabilization GO:0070934 IDA
    gene expression GO:0010467 TAS
    regulation of mRNA stability involved in response to stress GO:0010610 IMP
    negative regulation of translation GO:0017148 IDA
    mRNA transport GO:0051028 IEA
    regulation of cytokine biosynthetic process GO:0042035 IC
Subcellular Localization
    dendritic spine GO:0043197 IEA
    cytoplasm GO:0005737 IDA
    ribonucleoprotein complex GO:0030529 IDA
    lamellipodium GO:0030027 IEA
    nucleus GO:0005634 IEA
    filopodium GO:0030175 IEA
    cytosol GO:0005829 TAS
    perinuclear region of cytoplasm GO:0048471 IEA
    growth cone GO:0030426 IEA
    cytoplasmic stress granule GO:0010494 IDA
    CRD-mediated mRNA stability complex GO:0070937 IDA
    axon GO:0030424 IEA
 Experiment description of studies that identified IGF2BP1 in exosomes
1
Experiment ID 497
MISEV standards
✘ EV Biophysical techniques
✔
CD9|CD151|CD63|CD81|CD82|FLOT1|FLOT2|GAPDH|LAMP1|LAMP2|RAB5A|SDCBP|TFRC|TSG101|UCHL1
EV Enriched markers
✘ EV Negative markers
✔
NTA
EV Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 35931686    
Organism Homo sapiens
Experiment description Extracellular vesicles enriched in connexin 43 promote a senescent phenotype in bone and synovial cells contributing to osteoarthritis progression
Authors Varela-Eirín M, Carpintero-Fernández P, Guitián-Caamaño A, Varela-Vázquez A, García-Yuste A, Sánchez-Temprano A, Bravo-López SB, Yañez-Cabanas J, Fonseca E, Largo R, Mobasheri A, Caeiro JR, Mayán MD.
Journal name Cell Death Dis
Publication year 2022
Sample Chondrocytes
Sample name T/C-28a2
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectometry
2
Experiment ID 498
MISEV standards
✔
EM
EV Biophysical techniques
✔
CD9|CD151|CD63|CD81|CD82|FLOT1|FLOT2|GAPDH|LAMP1|LAMP2|RAB5A|SDCBP|TFRC|TSG101|UCHL1
EV Enriched markers
✘ EV Negative markers
✔
NTA
EV Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 35931686    
Organism Homo sapiens
Experiment description Extracellular vesicles enriched in connexin 43 promote a senescent phenotype in bone and synovial cells contributing to osteoarthritis progression
Authors Varela-Eirín M, Carpintero-Fernández P, Guitián-Caamaño A, Varela-Vázquez A, García-Yuste A, Sánchez-Temprano A, Bravo-López SB, Yañez-Cabanas J, Fonseca E, Largo R, Mobasheri A, Caeiro JR, Mayán MD.
Journal name Cell Death Dis
Publication year 2022
Sample Chondrocytes
Sample name T/C-28a2
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectometry
3
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
4
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
5
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
6
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
7
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
 Protein-protein interactions for IGF2BP1
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 CNBP 7555
Affinity Capture-MS Homo sapiens
2 ARHGDIA 396
Affinity Capture-MS Homo sapiens
3 ILK 3611
Affinity Capture-MS Homo sapiens
4 SMYD2 56950
Affinity Capture-MS Homo sapiens
5 GSK3B 2932
Affinity Capture-MS Homo sapiens
6 PRKRA 8575
Affinity Capture-MS Homo sapiens
7 PUF60 22827
Affinity Capture-MS Homo sapiens
View the network image/svg+xml
 Pathways in which IGF2BP1 is involved
PathwayEvidenceSource
Insulin-like Growth Factor-2 mRNA Binding Proteins (IGF2BPs/IMPs/VICKZs) bind RNA TAS Reactome





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