Gene description for Npm1
Gene name nucleophosmin (nucleolar phosphoprotein B23, numatrin)
Gene symbol Npm1
Other names/aliases B23NP
Species Rattus norvegicus
 Database cross references - Npm1
ExoCarta ExoCarta_25498
Vesiclepedia VP_25498
Entrez Gene 25498
UniProt P13084  
 Npm1 identified in exosomes derived from the following tissue/cell type
Reticulocytes 21828046    
 Gene ontology annotations for Npm1
Molecular Function
    core promoter sequence-specific DNA binding GO:0001046 ISO
    p53 binding GO:0002039 IPI
    DNA binding GO:0003677 IDA
    chromatin binding GO:0003682 IBA
    transcription coactivator activity GO:0003713 ISO
    RNA binding GO:0003723 IBA
    RNA binding GO:0003723 IEA
    RNA binding GO:0003723 ISO
    protein kinase inhibitor activity GO:0004860 ISO
    protein kinase inhibitor activity GO:0004860 ISS
    protein binding GO:0005515 IPI
    ATP binding GO:0005524 IMP
    phosphatidylinositol-3,4,5-trisphosphate binding GO:0005547 IPI
    rRNA binding GO:0019843 IEA
    rRNA binding GO:0019843 ISO
    enzyme binding GO:0019899 IDA
    enzyme binding GO:0019899 IPI
    protein kinase binding GO:0019901 ISO
    Tat protein binding GO:0030957 ISO
    histone binding GO:0042393 IBA
    histone binding GO:0042393 ISO
    identical protein binding GO:0042802 IEA
    identical protein binding GO:0042802 IPI
    identical protein binding GO:0042802 ISO
    protein homodimerization activity GO:0042803 ISO
    ribosomal large subunit binding GO:0043023 ISO
    ribosomal small subunit binding GO:0043024 ISO
    protein kinase B binding GO:0043422 IDA
    NF-kappaB binding GO:0051059 ISO
    NF-kappaB binding GO:0051059 ISS
    unfolded protein binding GO:0051082 ISO
    unfolded protein binding GO:0051082 ISS
    molecular adaptor activity GO:0060090 ISO
    DNA-binding transcription factor binding GO:0140297 ISO
Biological Process
    ribosomal large subunit export from nucleus GO:0000055 IBA
    ribosomal large subunit export from nucleus GO:0000055 IEA
    ribosomal large subunit export from nucleus GO:0000055 ISO
    ribosomal small subunit export from nucleus GO:0000056 IBA
    ribosomal small subunit export from nucleus GO:0000056 IEA
    ribosomal small subunit export from nucleus GO:0000056 ISO
    cleavage in ITS2 between 5.8S rRNA and LSU-rRNA of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) GO:0000448 IDA
    regulation of cell growth GO:0001558 IEA
    regulation of cell growth GO:0001558 ISO
    cardiac muscle hypertrophy GO:0003300 IEP
    DNA repair GO:0006281 ISO
    DNA repair GO:0006281 ISS
    nucleosome assembly GO:0006334 ISO
    chromatin remodeling GO:0006338 IBA
    protein import into nucleus GO:0006606 ISO
    cell volume homeostasis GO:0006884 IEA
    cell volume homeostasis GO:0006884 ISO
    nucleocytoplasmic transport GO:0006913 ISO
    nucleocytoplasmic transport GO:0006913 ISO
    centrosome cycle GO:0007098 ISO
    centrosome cycle GO:0007098 ISS
    protein localization GO:0008104 IEA
    protein localization GO:0008104 ISO
    protein localization GO:0008104 ISO
    positive regulation of cell population proliferation GO:0008284 IEA
    positive regulation of cell population proliferation GO:0008284 ISO
    positive regulation of cell population proliferation GO:0008284 ISO
    positive regulation of cell population proliferation GO:0008284 ISS
    negative regulation of cell population proliferation GO:0008285 ISO
    negative regulation of cell population proliferation GO:0008285 ISS
    rRNA transcription GO:0009303 IMP
    post-transcriptional regulation of gene expression GO:0010608 IEA
    post-transcriptional regulation of gene expression GO:0010608 ISO
    negative regulation of gene expression GO:0010629 ISO
    negative regulation of cardiac muscle cell apoptotic process GO:0010667 IMP
    regulation of centrosome duplication GO:0010824 IBA
    regulation of centrosome duplication GO:0010824 ISO
    positive regulation of centrosome duplication GO:0010825 IEA
    positive regulation of centrosome duplication GO:0010825 ISO
    negative regulation of centrosome duplication GO:0010826 ISO
    macrophage differentiation GO:0030225 ISO
    positive regulation of protein ubiquitination GO:0031398 IEA
    positive regulation of protein ubiquitination GO:0031398 ISO
    regulation of protein stability GO:0031647 ISO
    protein destabilization GO:0031648 ISO
    regulation of endodeoxyribonuclease activity GO:0032071 ISO
    regulation of endodeoxyribonuclease activity GO:0032071 ISS
    cellular response to UV GO:0034644 ISO
    ribosomal large subunit biogenesis GO:0042273 IBA
    ribosomal large subunit biogenesis GO:0042273 IEA
    ribosomal large subunit biogenesis GO:0042273 ISO
    ribosomal small subunit biogenesis GO:0042274 IBA
    ribosomal small subunit biogenesis GO:0042274 IEA
    ribosomal small subunit biogenesis GO:0042274 ISO
    negative regulation of apoptotic process GO:0043066 IEA
    negative regulation of apoptotic process GO:0043066 ISO
    negative regulation of apoptotic process GO:0043066 ISO
    negative regulation of apoptotic process GO:0043066 ISS
    positive regulation of catalytic activity GO:0043085 IDA
    regulation of DNA damage response, signal transduction by p53 class mediator GO:0043516 IEA
    regulation of DNA damage response, signal transduction by p53 class mediator GO:0043516 ISO
    regulation of neuron apoptotic process GO:0043523 IMP
    negative regulation of neuron apoptotic process GO:0043524 IMP
    negative regulation of protein kinase activity by regulation of protein phosphorylation GO:0044387 ISO
    negative regulation of protein kinase activity by regulation of protein phosphorylation GO:0044387 ISS
    positive regulation of translation GO:0045727 ISO
    positive regulation of translation GO:0045727 ISS
    positive regulation of DNA replication GO:0045740 IDA
    positive regulation of protein kinase activity GO:0045860 ISO
    positive regulation of DNA-templated transcription GO:0045893 ISO
    positive regulation of DNA-templated transcription GO:0045893 ISS
    positive regulation of transcription by RNA polymerase II GO:0045944 IBA
    positive regulation of transcription by RNA polymerase II GO:0045944 IEA
    positive regulation of transcription by RNA polymerase II GO:0045944 ISO
    positive regulation of transcription by RNA polymerase II GO:0045944 ISS
    regulation of centriole replication GO:0046599 ISO
    regulation of centriole replication GO:0046599 ISS
    negative regulation of mRNA splicing, via spliceosome GO:0048025 IEA
    negative regulation of mRNA splicing, via spliceosome GO:0048025 ISO
    negative regulation of epithelial cell proliferation GO:0050680 IMP
    protein stabilization GO:0050821 IEA
    protein stabilization GO:0050821 ISO
    protein stabilization GO:0050821 ISO
    positive regulation of DNA metabolic process GO:0051054 IDA
    positive regulation of NF-kappaB transcription factor activity GO:0051092 ISO
    regulation of cell cycle GO:0051726 ISO
    regulation of endoribonuclease activity GO:0060699 ISO
    regulation of endoribonuclease activity GO:0060699 ISS
    regulation of eIF2 alpha phosphorylation by dsRNA GO:0060735 ISO
    regulation of eIF2 alpha phosphorylation by dsRNA GO:0060735 ISS
    cellular response to testosterone stimulus GO:0071394 IEP
    cellular response to hypoxia GO:0071456 IEP
    cellular senescence GO:0090398 ISO
    cellular senescence GO:0090398 ISS
    liver regeneration GO:0097421 IEP
    positive regulation of DNA-directed DNA polymerase activity GO:1900264 IDA
    regulation of mRNA stability involved in cellular response to UV GO:1902629 ISO
    positive regulation of cell cycle G2/M phase transition GO:1902751 ISO
    positive regulation of cell cycle G2/M phase transition GO:1902751 ISS
    positive regulation of protein localization to nucleolus GO:1904751 IEA
    positive regulation of protein localization to nucleolus GO:1904751 ISO
    positive regulation of protein localization to nucleolus GO:1904751 ISO
Subcellular Localization
    granular component GO:0001652 IEA
    granular component GO:0001652 ISO
    nucleus GO:0005634 ISO
    nucleus GO:0005634 ISO
    nucleus GO:0005634 ISS
    nucleoplasm GO:0005654 IBA
    nucleoplasm GO:0005654 IDA
    nucleoplasm GO:0005654 IEA
    nucleoplasm GO:0005654 ISO
    nucleolus GO:0005730 IBA
    nucleolus GO:0005730 IEA
    nucleolus GO:0005730 ISO
    cytoplasm GO:0005737 IBA
    cytoplasm GO:0005737 IEA
    cytoplasm GO:0005737 ISO
    cytoplasm GO:0005737 ISS
    centrosome GO:0005813 IBA
    centrosome GO:0005813 IEA
    centrosome GO:0005813 ISO
    centrosome GO:0005813 ISS
    cytosol GO:0005829 IEA
    cytosol GO:0005829 ISO
    large ribosomal subunit GO:0015934 IEA
    large ribosomal subunit GO:0015934 ISO
    small ribosomal subunit GO:0015935 IEA
    small ribosomal subunit GO:0015935 ISO
    nuclear matrix GO:0016363 IDA
    nuclear speck GO:0016607 IEA
    nuclear speck GO:0016607 ISO
    spindle pole centrosome GO:0031616 ISO
    protein-containing complex GO:0032991 ISO
    protein-DNA complex GO:0032993 ISO
    ribonucleoprotein complex GO:1990904 IBA
    ribonucleoprotein complex GO:1990904 ISO
 Experiment description of studies that identified Npm1 in exosomes
1
Experiment ID 96
MISEV standards
EM
Biophysical techniques
TSG101|HSP90|HSC70|MHCI
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Mass spectrometry [Orbitrap]
PubMed ID 21828046    
Organism Rattus norvegicus
Experiment description The proteo-lipidic composition of exosomes changes during reticulocyte maturation.
Authors Carayon K, Chaoui K, Ronzier E, Lazar I, Bertrand-Michel J, Roques V, Balor S, Terce F, Lopez A, Salome L, Joly E.
Journal name JBC
Publication year 2011
Sample Reticulocytes
Sample name Reticulocytes - D2 Rep 2
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Sucrose density gradient
Flotation density 1.16-1.21 g/mL
Molecules identified in the study Protein
Lipids
Methods used in the study Mass spectrometry [QSTAR]
Mass spectrometry [Orbitrap]
Western blotting
 Protein-protein interactions for Npm1
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 Fbxo21  
Affinity Capture-MS Rattus norvegicus
2 Mib1  
Affinity Capture-MS Rattus norvegicus
3 Parp1  
Co-localization Rattus norvegicus
4 Park7 117287
Affinity Capture-MS Rattus norvegicus
View the network image/svg+xml



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