Gene description for Flot1
Gene name flotillin 1
Gene symbol Flot1
Other names/aliases reggie-2
Species Mus musculus
 Database cross references - Flot1
ExoCarta ExoCarta_14251
Vesiclepedia VP_14251
Entrez Gene 14251
UniProt O08917  
 Flot1 identified in sEVs derived from the following tissue/cell type
Kidney medullary cells 34580290    
Kidney medullary cells 34580290    
Mov neuroglial cells 15210972    
Serum 35173168    
 Gene ontology annotations for Flot1
Molecular Function
    protease binding GO:0002020 IBA
    protease binding GO:0002020 IEA
    protease binding GO:0002020 ISO
    protein binding GO:0005515 IPI
    ionotropic glutamate receptor binding GO:0035255 IEA
    ionotropic glutamate receptor binding GO:0035255 ISO
Biological Process
    positive regulation of cytokine production GO:0001819 ISO
    positive regulation of protein phosphorylation GO:0001934 ISO
    regulation of receptor internalization GO:0002090 IBA
    regulation of receptor internalization GO:0002090 IMP
    regulation of receptor internalization GO:0002090 ISO
    endocytosis GO:0006897 ISO
    axonogenesis GO:0007409 IMP
    axon guidance GO:0007411 ISO
    extracellular matrix disassembly GO:0022617 IEA
    extracellular matrix disassembly GO:0022617 ISO
    positive regulation of protein binding GO:0032092 IMP
    positive regulation of protein binding GO:0032092 ISO
    positive regulation of synaptic transmission, dopaminergic GO:0032226 IMP
    positive regulation of interferon-beta production GO:0032728 IEA
    positive regulation of interferon-beta production GO:0032728 ISO
    dsRNA transport GO:0033227 IEA
    dsRNA transport GO:0033227 ISO
    positive regulation of heterotypic cell-cell adhesion GO:0034116 IEA
    positive regulation of heterotypic cell-cell adhesion GO:0034116 ISO
    positive regulation of toll-like receptor 3 signaling pathway GO:0034141 IEA
    positive regulation of toll-like receptor 3 signaling pathway GO:0034141 ISO
    response to endoplasmic reticulum stress GO:0034976 IEA
    response to endoplasmic reticulum stress GO:0034976 ISO
    regulation of Rho protein signal transduction GO:0035023 IMP
    intracellular signal transduction GO:0035556 IMP
    positive regulation of canonical NF-kappaB signal transduction GO:0043123 IEA
    positive regulation of canonical NF-kappaB signal transduction GO:0043123 ISO
    plasma membrane raft assembly GO:0044854 IEA
    plasma membrane raft assembly GO:0044854 ISO
    positive regulation of endocytosis GO:0045807 IBA
    positive regulation of endocytosis GO:0045807 IMP
    positive regulation of endocytosis GO:0045807 ISO
    positive regulation of skeletal muscle tissue development GO:0048643 IMP
    positive regulation of skeletal muscle tissue development GO:0048643 ISO
    protein stabilization GO:0050821 IEA
    protein stabilization GO:0050821 ISO
    regulation of neurotransmitter uptake GO:0051580 IEA
    regulation of neurotransmitter uptake GO:0051580 ISO
    protein kinase C signaling GO:0070528 IBA
    protein kinase C signaling GO:0070528 ISO
    cellular response to exogenous dsRNA GO:0071360 IEA
    cellular response to exogenous dsRNA GO:0071360 ISO
    protein localization to plasma membrane GO:0072659 IBA
    protein localization to plasma membrane GO:0072659 IMP
    protein localization to plasma membrane GO:0072659 IMP
    protein localization to plasma membrane GO:0072659 ISO
    positive regulation of myoblast fusion GO:1901741 IMP
    positive regulation of myoblast fusion GO:1901741 ISO
    positive regulation of cell junction assembly GO:1901890 IBA
    positive regulation of cell junction assembly GO:1901890 IMP
    positive regulation of cell junction assembly GO:1901890 ISO
    positive regulation of cell-cell adhesion mediated by cadherin GO:2000049 IBA
    positive regulation of cell-cell adhesion mediated by cadherin GO:2000049 IMP
    positive regulation of cell-cell adhesion mediated by cadherin GO:2000049 ISO
Subcellular Localization
    uropod GO:0001931 IEA
    uropod GO:0001931 ISO
    endosome GO:0005768 ISO
    endosome GO:0005768 ISS
    early endosome GO:0005769 IEA
    early endosome GO:0005769 ISO
    microtubule organizing center GO:0005815 ISO
    plasma membrane GO:0005886 IBA
    plasma membrane GO:0005886 IDA
    plasma membrane GO:0005886 ISO
    caveola GO:0005901 IDA
    caveola GO:0005901 ISO
    cell-cell junction GO:0005911 ISO
    adherens junction GO:0005912 IEA
    adherens junction GO:0005912 ISO
    COP9 signalosome GO:0008180 IEA
    COP9 signalosome GO:0008180 ISO
    external side of plasma membrane GO:0009897 IDA
    membrane GO:0016020 IDA
    basolateral plasma membrane GO:0016323 IEA
    basolateral plasma membrane GO:0016323 ISO
    flotillin complex GO:0016600 IBA
    flotillin complex GO:0016600 IDA
    flotillin complex GO:0016600 ISO
    lamellipodium GO:0030027 IEA
    lamellipodium GO:0030027 ISO
    cortical actin cytoskeleton GO:0030864 IEA
    cortical actin cytoskeleton GO:0030864 ISO
    cytoplasmic vesicle GO:0031410 IBA
    cytoplasmic vesicle GO:0031410 ISO
    centriolar satellite GO:0034451 IEA
    centriolar satellite GO:0034451 ISO
    sarcolemma GO:0042383 IDA
    melanosome GO:0042470 IEA
    cell-cell contact zone GO:0044291 IEA
    cell-cell contact zone GO:0044291 ISO
    plasma membrane raft GO:0044853 IDA
    membrane raft GO:0045121 IDA
    membrane raft GO:0045121 ISO
    synapse GO:0045202 ISO
    presynaptic active zone GO:0048786 IEA
    presynaptic active zone GO:0048786 ISO
    dopaminergic synapse GO:0098691 IEA
    dopaminergic synapse GO:0098691 ISO
    presynapse GO:0098793 ISO
    glutamatergic synapse GO:0098978 IEA
    glutamatergic synapse GO:0098978 ISO
    GABA-ergic synapse GO:0098982 IEA
    GABA-ergic synapse GO:0098982 ISO
 Experiment description of studies that identified Flot1 in sEVs
1
Experiment ID 1148
MISEV standards
EM
Biophysical techniques
Flot1|Cd81|Cd9
Enriched markers
Negative markers
NTA
Particle analysis
Identified molecule protein
Identification method Western blotting
PubMed ID 34580290    
Organism Mus musculus
Experiment description Bardet-Biedl syndrome proteins modulate the release of bioactive extracellular vesicles
Authors "Volz AK, Frei A, Kretschmer V, de Jesus Domingues AM, Ketting RF, Ueffing M, Boldt K, Krämer-Albers EM, May-Simera HL."
Journal name Nat Commun
Publication year 2021
Sample Kidney medullary cells
Sample name Kidney medullary cells - ciliated
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
miRNA
Methods used in the study Western blotting
Mass spectrometry
small RNA sequencing
2
Experiment ID 1150
MISEV standards
EM
Biophysical techniques
Flot1|Cd81|Cd9
Enriched markers
Negative markers
NTA
Particle analysis
Identified molecule protein
Identification method Western blotting
PubMed ID 34580290    
Organism Mus musculus
Experiment description Bardet-Biedl syndrome proteins modulate the release of bioactive extracellular vesicles
Authors "Volz AK, Frei A, Kretschmer V, de Jesus Domingues AM, Ketting RF, Ueffing M, Boldt K, Krämer-Albers EM, May-Simera HL."
Journal name Nat Commun
Publication year 2021
Sample Kidney medullary cells
Sample name Kidney medullary cells - ciliated
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
miRNA
Methods used in the study Western blotting
Mass spectrometry
small RNA sequencing
3
Experiment ID 39
MISEV standards
IEM
Biophysical techniques
TSG101|HSC70|FLOT1
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Western blotting
PubMed ID 15210972    
Organism Mus musculus
Experiment description Cells release prions in association with exosomes.
Authors "Fevrier B, Vilette D, Archer F, Loew D, Faigle W, Vidal M, Laude H, Raposo G"
Journal name PNAS
Publication year 2004
Sample Mov neuroglial cells
Sample name Mov neuroglial cell
Isolation/purification methods Differential centrifugation
Sucrose density gradient
Flotation density 1.14 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [QSTAR]
Western blotting
Immunoelectron Microscopy
4
Experiment ID 870
MISEV standards
EM
Biophysical techniques
Flot1
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Western blotting
PubMed ID 35173168    
Organism Mus musculus
Experiment description Lin28B-high breast cancer cells promote immune suppression in the lung pre-metastatic niche via exosomes and support cancer progression
Authors "Qi M, Xia Y, Wu Y, Zhang Z, Wang X, Lu L, Dai C, Song Y, Xu K, Ji W, Zhan L."
Journal name Nat Commun
Publication year 2022
Sample Serum
Sample name BALB/c bearing 4T07 primary tumour
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
mRNA
Methods used in the study Western blotting
RNA sequencing
qRT-PCR
 Protein-protein interactions for Flot1
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 TPRN 286262
Affinity Capture-MS Homo sapiens
2 GSN 2934
Affinity Capture-MS Homo sapiens
3 ABCG2 9429
Affinity Capture-MS Homo sapiens
4 SVIL 6840
Affinity Capture-MS Homo sapiens
5 DST 667
Affinity Capture-MS Homo sapiens
6 TAF5  
Affinity Capture-MS Homo sapiens
7 Slc2a4  
Affinity Capture-Western Mus musculus
8 CLCN7 1186
Affinity Capture-MS Homo sapiens
9 SPTAN1 6709
Affinity Capture-MS Homo sapiens
10 ZDHHC5 25921
Affinity Capture-MS Homo sapiens
11 BCAS2 10286
Affinity Capture-MS Homo sapiens
12 LAMTOR1 55004
Affinity Capture-MS Homo sapiens
13 TFRC 7037
Affinity Capture-MS Homo sapiens
14 JUP 3728
Affinity Capture-MS Homo sapiens
15 FLNA 2316
Affinity Capture-MS Homo sapiens
16 Insr  
Affinity Capture-Western Mus musculus
17 Cav1 12389
Co-fractionation Mus musculus
18 MKNK1  
Affinity Capture-MS Homo sapiens
19 ACTR2 10097
Affinity Capture-MS Homo sapiens
20 RACGAP1 29127
Affinity Capture-MS Homo sapiens
21 PFN1 5216
Affinity Capture-MS Homo sapiens
22 Sorbs2  
Reconstituted Complex Mus musculus
23 LMO7 4008
Affinity Capture-MS Homo sapiens
24 NF2 4771
Affinity Capture-MS Homo sapiens
25 MISP 126353
Affinity Capture-MS Homo sapiens
26 XPR1 9213
Affinity Capture-MS Homo sapiens
27 DBN1 1627
Affinity Capture-MS Homo sapiens
28 Kctd13  
Affinity Capture-MS Mus musculus
29 EPS15 2060
Affinity Capture-MS Homo sapiens
30 INF2 64423
Affinity Capture-MS Homo sapiens
31 CAPZA2 830
Affinity Capture-MS Homo sapiens
32 Tfe3  
Affinity Capture-MS Mus musculus
33 FLOT2 2319
Affinity Capture-MS Homo sapiens
34 MYO5A 4644
Affinity Capture-MS Homo sapiens
35 BASP1 10409
Affinity Capture-MS Homo sapiens
36 STOM 2040
Affinity Capture-MS Homo sapiens
37 COBL  
Affinity Capture-MS Homo sapiens
38 NEXN 91624
Affinity Capture-MS Homo sapiens
39 CORO1C 23603
Affinity Capture-MS Homo sapiens
40 SPTBN1 6711
Affinity Capture-MS Homo sapiens
41 SPG7  
Affinity Capture-MS Homo sapiens
42 TRPM7 54822
Affinity Capture-MS Homo sapiens
43 CAPZB 832
Affinity Capture-MS Homo sapiens
44 LRRFIP2 9209
Affinity Capture-MS Homo sapiens
45 TPM4 7171
Affinity Capture-MS Homo sapiens
46 AFAP1 60312
Affinity Capture-MS Homo sapiens
47 AKAP2 11217
Affinity Capture-MS Homo sapiens
48 Cav3  
Affinity Capture-Western Mus musculus
49 LIMA1 51474
Affinity Capture-MS Homo sapiens
50 MICAL3 57553
Affinity Capture-MS Homo sapiens
51 SYNPO 11346
Affinity Capture-MS Homo sapiens
52 MYO5B 4645
Affinity Capture-MS Homo sapiens
53 ATP6V1A 523
Affinity Capture-MS Homo sapiens
54 PTRF 284119
Affinity Capture-MS Homo sapiens
55 TMOD3 29766
Affinity Capture-MS Homo sapiens
56 CYBRD1 79901
Affinity Capture-MS Homo sapiens
57 BMP2K 55589
Affinity Capture-MS Homo sapiens
58 FLII 2314
Affinity Capture-MS Homo sapiens
59 Sstr3  
Proximity Label-MS Mus musculus
60 CD44 960
Affinity Capture-MS Homo sapiens
61 Eed  
Affinity Capture-MS Mus musculus
62 KIDINS220 57498
Affinity Capture-MS Homo sapiens
63 STON2 85439
Affinity Capture-MS Homo sapiens
64 PLEKHG3 26030
Affinity Capture-MS Homo sapiens
65 Rapgef1  
Affinity Capture-Western Mus musculus
66 ACTG1 71
Affinity Capture-MS Homo sapiens
67 ST5 6764
Affinity Capture-MS Homo sapiens
68 MYO18A 399687
Affinity Capture-MS Homo sapiens
69 FARP1 10160
Affinity Capture-MS Homo sapiens
70 DSG2 1829
Affinity Capture-MS Homo sapiens
71 GPRC5A 9052
Affinity Capture-MS Homo sapiens
72 PRKCDBP 112464
Affinity Capture-MS Homo sapiens
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