Gene description for IMP3
Gene name IMP3, U3 small nucleolar ribonucleoprotein
Gene symbol IMP3
Other names/aliases BRMS2
C15orf12
MRPS4
Species Homo sapiens
 Database cross references - IMP3
ExoCarta ExoCarta_55272
Vesiclepedia VP_55272
Entrez Gene 55272
HGNC 14497
MIM 612980
UniProt Q9NV31  
 IMP3 identified in exosomes derived from the following tissue/cell type
Mesenchymal stem cells 36408942    
Thymus 23844026    
 Gene ontology annotations for IMP3
Molecular Function
    RNA binding GO:0003723 HDA
    protein binding GO:0005515 IPI
    rRNA binding GO:0019843 IEA
    snoRNA binding GO:0030515 IBA
Biological Process
    rRNA processing GO:0006364 IBA
    maturation of SSU-rRNA GO:0030490 NAS
    ribosomal small subunit biogenesis GO:0042274 IBA
    ribosomal small subunit biogenesis GO:0042274 IDA
Subcellular Localization
    nucleus GO:0005634 IDA
    nucleoplasm GO:0005654 IDA
    nucleoplasm GO:0005654 TAS
    nucleolus GO:0005730 IDA
    nucleolus GO:0005730 NAS
    preribosome GO:0030684 IDA
    small-subunit processome GO:0032040 IBA
    small-subunit processome GO:0032040 IDA
    Mpp10 complex GO:0034457 IBA
    Mpp10 complex GO:0034457 IDA
    Mpp10 complex GO:0034457 IPI
 Experiment description of studies that identified IMP3 in exosomes
1
Experiment ID 488
MISEV standards
EM
Biophysical techniques
CD9|CD81|CD63|GAPDH|SDCBP|LAMP1|TFRC|UCHL1|FLOT2|LAMP2|FLOT1|ICAM1|RAB5B|CD151|RAB35|TSG101|RAB5A|CD82
Enriched markers
CANX
Negative markers
NTA
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
2
Experiment ID 217
MISEV standards
EM
Biophysical techniques
TSG101|CD81|CD9|CD63
Enriched markers
Negative markers
NTA
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23844026    
Organism Homo sapiens
Experiment description Characterization of human thymic exosomes.
Authors "Skogberg G, Gudmundsdottir J, van der Post S, Sandstrom K, Bruhn S, Benson M, Mincheva-Nilsson L, Baranov V, Telemo E, Ekwall O."
Journal name PLoS One
Publication year 2013
Sample Thymus
Sample name Normal-Thymus
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
 Protein-protein interactions for IMP3
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 RPSA 3921
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
2 SLFN11 91607
Affinity Capture-MS Homo sapiens
3 RIT1 6016
Negative Genetic Homo sapiens
4 RPSAP58 388524
Affinity Capture-MS Homo sapiens
5 CHMP4C 92421
Affinity Capture-MS Homo sapiens
6 ZNF346  
Affinity Capture-MS Homo sapiens
7 FAM192A  
Affinity Capture-MS Homo sapiens
8 KLC3  
Two-hybrid Homo sapiens
9 RPS19 6223
Affinity Capture-MS Homo sapiens
10 CHCHD1  
Proximity Label-MS Homo sapiens
11 PSMG4  
Affinity Capture-MS Homo sapiens
12 RPL14 9045
Affinity Capture-MS Homo sapiens
13 FMN2  
Affinity Capture-MS Homo sapiens
14 HARS2 23438
Affinity Capture-MS Homo sapiens
15 DIEXF  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
16 UTP3 57050
Co-fractionation Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
17 SOX2  
Affinity Capture-MS Homo sapiens
18 USP36  
Affinity Capture-MS Homo sapiens
19 SORBS3 10174
Two-hybrid Homo sapiens
20 PSMG3 84262
Affinity Capture-MS Homo sapiens
21 KIF23 9493
Affinity Capture-MS Homo sapiens
22 MPHOSPH8 54737
Affinity Capture-MS Homo sapiens
23 Naa50  
Affinity Capture-MS Mus musculus
24 MPHOSPH10 10199
Co-fractionation Homo sapiens
Reconstituted Complex Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
25 PRC1 9055
Affinity Capture-MS Homo sapiens
26 NPM1 4869
Affinity Capture-MS Homo sapiens
27 RPS8 6202
Affinity Capture-MS Homo sapiens
28 TFIP11  
Two-hybrid Homo sapiens
29 ADARB1 104
Affinity Capture-MS Homo sapiens
30 ATRX 546
Affinity Capture-MS Homo sapiens
31 KLHL20  
Affinity Capture-MS Homo sapiens
32 MECP2 4204
Affinity Capture-MS Homo sapiens
33 CCNDBP1 23582
Two-hybrid Homo sapiens
34 OBSL1 23363
Affinity Capture-MS Homo sapiens
35 LIN28A  
Affinity Capture-MS Homo sapiens
36 PSME3 10197
Affinity Capture-MS Homo sapiens
37 ZYX 7791
Two-hybrid Homo sapiens
Two-hybrid Homo sapiens
Two-hybrid Homo sapiens
38 MCC 4163
Two-hybrid Homo sapiens
Affinity Capture-MS Homo sapiens
39 RPS10 6204
Affinity Capture-MS Homo sapiens
40 RRP9 9136
Co-fractionation Homo sapiens
41 RBM4B  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
42 SRSF6 6431
Affinity Capture-MS Homo sapiens
43 RPL31 6160
Affinity Capture-MS Homo sapiens
44 HIST1H1E 3008
Affinity Capture-MS Homo sapiens
45 ZNF655  
Two-hybrid Homo sapiens
46 HIST1H1C 3006
Affinity Capture-MS Homo sapiens
47 LYAR 55646
Affinity Capture-MS Homo sapiens
48 RPLP0 6175
Affinity Capture-MS Homo sapiens
49 EED  
Affinity Capture-MS Homo sapiens
50 MAGEB2 4113
Affinity Capture-MS Homo sapiens
51 NANOS3  
Two-hybrid Homo sapiens
52 RPS15A 6210
Co-fractionation Homo sapiens
53 GTPBP4 23560
Co-fractionation Homo sapiens
54 PPP1R12C 54776
Two-hybrid Homo sapiens
55 RPL11 6135
Affinity Capture-MS Homo sapiens
56 ANLN 54443
Affinity Capture-MS Homo sapiens
57 RPS2 6187
Affinity Capture-MS Homo sapiens
58 SRSF1 6426
Affinity Capture-MS Homo sapiens
59 NPM3 10360
Affinity Capture-MS Homo sapiens
60 NR3C1 2908
Proximity Label-MS Homo sapiens
61 RPA3 6119
Proximity Label-MS Homo sapiens
62 RPS13 6207
Co-fractionation Homo sapiens
63 TPM3P9  
Affinity Capture-MS Homo sapiens
64 HIST1H1A 3024
Affinity Capture-MS Homo sapiens
65 RNF2  
Affinity Capture-MS Homo sapiens
66 USHBP1  
Two-hybrid Homo sapiens
Two-hybrid Homo sapiens
67 ZC3HAV1 56829
Affinity Capture-MS Homo sapiens
68 L1TD1  
Affinity Capture-MS Homo sapiens
69 PWP2 5822
Co-fractionation Homo sapiens
70 TPM3 7170
Affinity Capture-MS Homo sapiens
71 RPL13 6137
Affinity Capture-MS Homo sapiens
72 LLGL2 3993
Affinity Capture-MS Homo sapiens
73 KIF1A 547
Affinity Capture-MS Homo sapiens
74 ZNFX1 57169
Affinity Capture-MS Homo sapiens
75 SIRT6  
Affinity Capture-MS Homo sapiens
76 TP53 7157
Synthetic Growth Defect Homo sapiens
77 NOL10  
Co-fractionation Homo sapiens
78 GBA 2629
Affinity Capture-MS Homo sapiens
79 POLR2L 5441
Co-fractionation Homo sapiens
80 DDX58 23586
Affinity Capture-RNA Homo sapiens
81 MKI67  
Affinity Capture-MS Homo sapiens
82 NIFK 84365
Affinity Capture-MS Homo sapiens
83 LPXN 9404
Two-hybrid Homo sapiens
84 KRR1 11103
Affinity Capture-MS Homo sapiens
85 E2F4  
Affinity Capture-MS Homo sapiens
86 KIF18B 146909
Affinity Capture-MS Homo sapiens
87 RPL7A 6130
Affinity Capture-MS Homo sapiens
88 RPS6 6194
Proximity Label-MS Homo sapiens
Affinity Capture-MS Homo sapiens
89 KRAS 3845
Synthetic Lethality Homo sapiens
Negative Genetic Homo sapiens
90 WDHD1  
Affinity Capture-MS Homo sapiens
91 SERTAD3  
Two-hybrid Homo sapiens
92 RPL17 6139
Co-fractionation Homo sapiens
93 IMP4  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
94 PROSER2 254427
Affinity Capture-MS Homo sapiens
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