Gene description for Sp1
Gene name trans-acting transcription factor 1
Gene symbol Sp1
Other names/aliases 1110003E12Rik
AA450830
AI845540
Sp1-1
Species Mus musculus
 Database cross references - Sp1
ExoCarta ExoCarta_20683
Vesiclepedia VP_20683
Entrez Gene 20683
UniProt O89090  
 Sp1 identified in exosomes derived from the following tissue/cell type
Mast cells 17486113    
 Gene ontology annotations for Sp1
Molecular Function
    transcription cis-regulatory region binding GO:0000976 ISO
    RNA polymerase II transcription regulatory region sequence-specific DNA binding GO:0000977 ISO
    RNA polymerase II cis-regulatory region sequence-specific DNA binding GO:0000978 IBA
    RNA polymerase II cis-regulatory region sequence-specific DNA binding GO:0000978 IDA
    RNA polymerase II cis-regulatory region sequence-specific DNA binding GO:0000978 ISO
    RNA polymerase II cis-regulatory region sequence-specific DNA binding GO:0000978 ISS
    DNA-binding transcription factor activity, RNA polymerase II-specific GO:0000981 IBA
    DNA-binding transcription factor activity, RNA polymerase II-specific GO:0000981 IDA
    cis-regulatory region sequence-specific DNA binding GO:0000987 IDA
    transcription coregulator binding GO:0001221 ISO
    DNA-binding transcription activator activity, RNA polymerase II-specific GO:0001228 IDA
    DNA-binding transcription activator activity, RNA polymerase II-specific GO:0001228 ISO
    DNA binding GO:0003677 IDA
    DNA binding GO:0003677 ISO
    DNA binding GO:0003677 ISS
    double-stranded DNA binding GO:0003690 IDA
    double-stranded DNA binding GO:0003690 ISO
    DNA-binding transcription factor activity GO:0003700 IDA
    DNA-binding transcription factor activity GO:0003700 IMP
    DNA-binding transcription factor activity GO:0003700 ISO
    protein binding GO:0005515 IPI
    protein binding GO:0005515 IPI
    histone acetyltransferase binding GO:0035035 ISO
    identical protein binding GO:0042802 ISO
    protein homodimerization activity GO:0042803 ISO
    histone deacetylase binding GO:0042826 ISO
    bHLH transcription factor binding GO:0043425 IPI
    sequence-specific DNA binding GO:0043565 IDA
    sequence-specific DNA binding GO:0043565 ISO
    metal ion binding GO:0046872 IEA
    molecular adaptor activity GO:0060090 ISO
    RNA polymerase II-specific DNA-binding transcription factor binding GO:0061629 IPI
    sequence-specific double-stranded DNA binding GO:1990837 ISO
Biological Process
    ossification GO:0001503 IGI
    in utero embryonic development GO:0001701 IGI
    trophectodermal cell differentiation GO:0001829 IGI
    liver development GO:0001889 IGI
    embryonic placenta development GO:0001892 IGI
    myeloid progenitor cell differentiation GO:0002318 IGI
    regulation of DNA-templated transcription GO:0006355 IMP
    regulation of DNA-templated transcription GO:0006355 IMP
    regulation of DNA-templated transcription GO:0006355 ISO
    regulation of transcription by RNA polymerase II GO:0006357 IBA
    regulation of transcription by RNA polymerase II GO:0006357 ISO
    gene expression GO:0010467 ISS
    positive regulation of gene expression GO:0010628 ISO
    megakaryocyte differentiation GO:0030219 IGI
    lung development GO:0030324 IGI
    cellular response to insulin stimulus GO:0032869 ISO
    response to hydroperoxide GO:0033194 IDA
    mRNA transcription by RNA polymerase II GO:0042789 IDA
    enucleate erythrocyte differentiation GO:0043353 IGI
    positive regulation of blood vessel endothelial cell migration GO:0043536 ISO
    positive regulation by host of viral transcription GO:0043923 ISO
    positive regulation of angiogenesis GO:0045766 ISO
    positive regulation of DNA-templated transcription GO:0045893 IDA
    positive regulation of DNA-templated transcription GO:0045893 IDA
    positive regulation of DNA-templated transcription GO:0045893 ISO
    positive regulation of DNA-templated transcription GO:0045893 ISO
    positive regulation of transcription by RNA polymerase II GO:0045944 IDA
    positive regulation of transcription by RNA polymerase II GO:0045944 IDA
    positive regulation of transcription by RNA polymerase II GO:0045944 IGI
    positive regulation of transcription by RNA polymerase II GO:0045944 IMP
    positive regulation of transcription by RNA polymerase II GO:0045944 ISO
    rhythmic process GO:0048511 IEA
    embryonic camera-type eye morphogenesis GO:0048596 IGI
    embryonic skeletal system development GO:0048706 IGI
    embryonic process involved in female pregnancy GO:0060136 IGI
    definitive hemopoiesis GO:0060216 IGI
    positive regulation of amyloid-beta formation GO:1902004 ISO
    positive regulation of hydrogen sulfide biosynthetic process GO:1904828 ISO
    positive regulation of vascular endothelial cell proliferation GO:1905564 ISO
Subcellular Localization
    chromatin GO:0000785 IDA
    chromatin GO:0000785 ISO
    euchromatin GO:0000791 ISO
    nucleus GO:0005634 IDA
    nucleus GO:0005634 ISO
    nucleoplasm GO:0005654 ISO
    cytoplasm GO:0005737 IEA
    transcription repressor complex GO:0017053 ISO
    protein-containing complex GO:0032991 ISS
    protein-DNA complex GO:0032993 ISO
 Experiment description of studies that identified Sp1 in exosomes
1
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
 Protein-protein interactions for Sp1
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 Mdm2  
Affinity Capture-Western Mus musculus
Affinity Capture-Western Mus musculus
2 Pou5f1  
Affinity Capture-MS Mus musculus
Affinity Capture-MS Mus musculus
3 Bhlhe41  
Reconstituted Complex Mus musculus
Affinity Capture-Western Mus musculus
Two-hybrid Mus musculus
4 Trp53  
Affinity Capture-Western Mus musculus
5 E2F1 1869
Reconstituted Complex Homo sapiens
6 Creb1  
Affinity Capture-Western Mus musculus
Affinity Capture-Western Mus musculus
7 Atg16l1  
Affinity Capture-MS Mus musculus
8 ZBTB16  
Reconstituted Complex Homo sapiens
9 E2f1  
Reconstituted Complex Mus musculus
Affinity Capture-Western Mus musculus
10 Jun  
Affinity Capture-Western Mus musculus
Affinity Capture-Western Mus musculus
11 E2F2 1870
Reconstituted Complex Homo sapiens
12 Sox8  
Affinity Capture-Western Mus musculus
13 E2F3  
Reconstituted Complex Homo sapiens
14 Rela  
Affinity Capture-Western Mus musculus
Affinity Capture-Western Mus musculus
15 Hdac1 433759
Reconstituted Complex Mus musculus
Affinity Capture-Western Mus musculus
Affinity Capture-Western Mus musculus
Reconstituted Complex Mus musculus
16 Cdkn2a  
Affinity Capture-Western Mus musculus
17 Sp3  
Reconstituted Complex Mus musculus
18 Nanog  
Affinity Capture-MS Mus musculus
19 Bahd1  
Affinity Capture-Western Mus musculus
20 BCL6  
Reconstituted Complex Homo sapiens
21 SRY  
Affinity Capture-Western Homo sapiens
22 Hdac3  
Affinity Capture-Western Mus musculus
23 Sox10  
Affinity Capture-Western Rattus norvegicus
24 ZBTB7A 51341
Reconstituted Complex Homo sapiens
25 Nr0b1  
Affinity Capture-MS Mus musculus
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