Gene description for Caprin1
Gene name cell cycle associated protein 1
Gene symbol Caprin1
Other names/aliases AL022980
Caprin-1
Gpiap
Gpiap1
Mmgpip137
P137
rng105
Species Mus musculus
 Database cross references - Caprin1
ExoCarta ExoCarta_53872
Vesiclepedia VP_53872
Entrez Gene 53872
UniProt Q60865  
 Caprin1 identified in sEVs derived from the following tissue/cell type
Colon cancer cells 37309723    
Mast cells 17486113    
Melanoma cells 34957415    
Melanoma cells 34957415    
T-cell lymphoma cells 37309723    
 Gene ontology annotations for Caprin1
Molecular Function
    RNA binding GO:0003723 IBA
    RNA binding GO:0003723 ISO
    RNA binding GO:0003723 ISS
    mRNA binding GO:0003729 IEA
    mRNA binding GO:0003729 ISO
    ATP binding GO:0005524 ISO
    ATP binding GO:0005524 ISS
    signaling adaptor activity GO:0035591 IEA
    signaling adaptor activity GO:0035591 ISO
    molecular function activator activity GO:0140677 IEA
    molecular function activator activity GO:0140677 ISO
    molecular condensate scaffold activity GO:0140693 ISO
    molecular condensate scaffold activity GO:0140693 ISS
Biological Process
    nervous system development GO:0007399 IMP
    synapse assembly GO:0007416 IMP
    intracellular mRNA localization GO:0008298 IMP
    negative regulation of translation GO:0017148 ISO
    negative regulation of translation GO:0017148 ISS
    generation of neurons GO:0048699 IMP
    positive regulation of dendrite morphogenesis GO:0050775 IMP
    synapse organization GO:0050808 IMP
    positive regulation of dendritic spine morphogenesis GO:0061003 IMP
    positive regulation of stress granule assembly GO:0062029 ISO
    positive regulation of stress granule assembly GO:0062029 ISS
    regulation of deadenylation-dependent decapping of nuclear-transcribed mRNA GO:0106288 ISO
    regulation of deadenylation-dependent decapping of nuclear-transcribed mRNA GO:0106288 ISS
    membraneless organelle assembly GO:0140694 IEA
    membraneless organelle assembly GO:0140694 ISO
Subcellular Localization
    P-body GO:0000932 ISO
    P-body GO:0000932 ISS
    cytoplasm GO:0005737 IBA
    cytoplasm GO:0005737 ISO
    cytosol GO:0005829 IEA
    cytosol GO:0005829 ISO
    cytoplasmic stress granule GO:0010494 IDA
    cytoplasmic stress granule GO:0010494 ISO
    cytoplasmic stress granule GO:0010494 ISS
    lamellipodium GO:0030027 IEA
    dendrite GO:0030425 IMP
    cell leading edge GO:0031252 ISO
    cell leading edge GO:0031252 ISS
    intracellular membraneless organelle GO:0043232 ISO
    synapse GO:0045202 EXP
    synapse GO:0045202 IDA
    postsynapse GO:0098794 ISO
    glutamatergic synapse GO:0098978 ISO
 Experiment description of studies that identified Caprin1 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 15
MISEV standards
EM
Biophysical techniques
CD63
Enriched markers
Negative markers
Particle analysis
Identified molecule mrna
Identification method Microarray
PubMed ID 17486113    
Organism Mus musculus
Homo sapiens
Experiment description Exosome-mediated transfer of mRNAs and microRNAs is a novel mechanism of genetic exchange between cells.
Authors "Valadi H, Ekstrom K, Bossios A, Sjostrand M, Lee JJ, Lotvall JO"
Journal name NCB
Publication year 2007
Sample Mast cells
Sample name MC9
Bone marrow-derived mast cells
HMC-1
Isolation/purification methods Filtration
Ultracentrifugation
Sucrose density gradient
Flotation density 1.11-1.21 g/mL
Molecules identified in the study Protein
mRNA
miRNA
Methods used in the study Mass spectrometry [MALDI TOF]
Western blotting
Microarray
miRCURY LNA Array
3
Experiment ID 1117
MISEV standards
Biophysical techniques
Cd81|Icam1
Enriched markers
Negative markers
NTA
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 34957415    
Organism Mus musculus
Experiment description Melanoma-derived small extracellular vesicles induce lymphangiogenesis and metastasis through an NGFR-dependent mechanism
Authors "García-Silva S, Benito-Martín A, Nogués L, Hernández-Barranco A, Mazariegos MS, Santos V, Hergueta-Redondo M, Ximénez-Embún P, Kataru RP, Lopez AA, Merino C, Sánchez-Redondo S, Graña-Castro O, Matei I, Nicolás-Avila JÁ, Torres-Ruiz R, Rodríguez-Perales S, Martínez L, Pérez-Martínez M, Mata G, Szumera-Ciećkiewicz A, Kalinowska I, Saltari A, Martínez-Gómez JM, Hogan SA, Saragovi HU, Ortega S, Garcia-Martin C, Boskovic J, Levesque MP, Rutkowski P, Hidalgo A, Muñoz J, Megías D, Mehrara BJ, Lyden D, Peinado H."
Journal name Nat Cancer
Publication year 2021
Sample Melanoma cells
Sample name B16-F1R2
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 1118
MISEV standards
Biophysical techniques
Cd81|Icam1
Enriched markers
Negative markers
NTA
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 34957415    
Organism Mus musculus
Experiment description Melanoma-derived small extracellular vesicles induce lymphangiogenesis and metastasis through an NGFR-dependent mechanism
Authors "García-Silva S, Benito-Martín A, Nogués L, Hernández-Barranco A, Mazariegos MS, Santos V, Hergueta-Redondo M, Ximénez-Embún P, Kataru RP, Lopez AA, Merino C, Sánchez-Redondo S, Graña-Castro O, Matei I, Nicolás-Avila JÁ, Torres-Ruiz R, Rodríguez-Perales S, Martínez L, Pérez-Martínez M, Mata G, Szumera-Ciećkiewicz A, Kalinowska I, Saltari A, Martínez-Gómez JM, Hogan SA, Saragovi HU, Ortega S, Garcia-Martin C, Boskovic J, Levesque MP, Rutkowski P, Hidalgo A, Muñoz J, Megías D, Mehrara BJ, Lyden D, Peinado H."
Journal name Nat Cancer
Publication year 2021
Sample Melanoma cells
Sample name B16-F1R2
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 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 Caprin1
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 Sfpq 71514
Co-fractionation Mus musculus
2 Fxr1 14359
Affinity Capture-MS Mus musculus
3 Tnik  
Affinity Capture-MS Mus musculus
4 Mycbp2 105689
Affinity Capture-MS Mus musculus
5 Fzr1  
Affinity Capture-Western Mus musculus
Affinity Capture-MS Mus musculus
6 Fmr1  
Affinity Capture-MS Mus musculus
7 Cnksr2  
Affinity Capture-MS Mus musculus
8 Kctd13  
Affinity Capture-MS Mus musculus
9 MKRN1 23608
Affinity Capture-MS Homo sapiens
10 Atxn1  
Affinity Capture-MS Mus musculus
11 Tia1  
Co-fractionation Mus musculus
12 Cirbp  
Co-fractionation Mus musculus
13 Ywhae 22627
Affinity Capture-MS Mus musculus
14 Dlgap1  
Affinity Capture-MS Mus musculus
View the network image/svg+xml
 Pathways in which Caprin1 is involved
No pathways found





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