Gene description for Apex1
Gene name APEX nuclease (multifunctional DNA repair enzyme) 1
Gene symbol Apex1
Other names/aliases APE
Apex
REF-1
Species Rattus norvegicus
 Database cross references - Apex1
ExoCarta ExoCarta_79116
Vesiclepedia VP_79116
Entrez Gene 79116
UniProt P43138  
 Apex1 identified in sEVs derived from the following tissue/cell type
Reticulocytes 21828046    
 Gene ontology annotations for Apex1
Molecular Function
    DNA binding GO:0003677 IEA
    DNA binding GO:0003677 ISO
    DNA binding GO:0003677 ISS
    damaged DNA binding GO:0003684 ISO
    damaged DNA binding GO:0003684 ISS
    double-stranded telomeric DNA binding GO:0003691 IEA
    double-stranded telomeric DNA binding GO:0003691 ISO
    transcription coactivator activity GO:0003713 IEA
    transcription coactivator activity GO:0003713 ISO
    transcription coactivator activity GO:0003713 ISS
    RNA binding GO:0003723 IEA
    DNA-(apurinic or apyrimidinic site) endonuclease activity GO:0003906 IBA
    DNA-(apurinic or apyrimidinic site) endonuclease activity GO:0003906 ISO
    DNA-(apurinic or apyrimidinic site) endonuclease activity GO:0003906 ISS
    endonuclease activity GO:0004519 IEA
    endonuclease activity GO:0004519 ISO
    RNA endonuclease activity GO:0004521 IDA
    exonuclease activity GO:0004527 IEA
    protein binding GO:0005515 IPI
    phosphoric diester hydrolase activity GO:0008081 IBA
    phosphoric diester hydrolase activity GO:0008081 ISO
    3'-5'-DNA exonuclease activity GO:0008296 IEA
    3'-5'-DNA exonuclease activity GO:0008296 ISO
    double-stranded DNA exodeoxyribonuclease activity GO:0008309 IEA
    double-stranded DNA exodeoxyribonuclease activity GO:0008309 ISO
    double-stranded DNA 3'-5' DNA exonuclease activity GO:0008311 IBA
    3'-5' exonuclease activity GO:0008408 ISO
    3'-5' exonuclease activity GO:0008408 ISS
    oxidoreductase activity GO:0016491 IEA
    oxidoreductase activity GO:0016491 ISO
    oxidoreductase activity GO:0016491 ISS
    site-specific endodeoxyribonuclease activity, specific for altered base GO:0016890 IEA
    site-specific endodeoxyribonuclease activity, specific for altered base GO:0016890 ISO
    site-specific endodeoxyribonuclease activity, specific for altered base GO:0016890 ISS
    chromatin DNA binding GO:0031490 IEA
    chromatin DNA binding GO:0031490 ISO
    chromatin DNA binding GO:0031490 ISS
    protein-containing complex binding GO:0044877 IPI
    metal ion binding GO:0046872 IEA
    metal ion binding GO:0046872 ISO
    metal ion binding GO:0046872 ISS
    NF-kappaB binding GO:0051059 IDA
    class II DNA-(apurinic or apyrimidinic site) endonuclease activity GO:0052720 IEA
    class II DNA-(apurinic or apyrimidinic site) endonuclease activity GO:0052720 ISO
    class II DNA-(apurinic or apyrimidinic site) endonuclease activity GO:0052720 ISS
    phosphodiesterase activity, acting on 3'-phosphoglycolate-terminated DNA strands GO:0090580 IEA
    phosphodiesterase activity, acting on 3'-phosphoglycolate-terminated DNA strands GO:0090580 ISO
    DNA-(abasic site) binding GO:0140431 IEA
    DNA-(abasic site) binding GO:0140431 ISO
    DNA-(abasic site) binding GO:0140431 ISS
Biological Process
    telomere maintenance GO:0000723 ISO
    DNA repair GO:0006281 IEA
    DNA repair GO:0006281 ISO
    DNA repair GO:0006281 ISS
    base-excision repair GO:0006284 IBA
    base-excision repair GO:0006284 ISO
    DNA catabolic process GO:0006308 IEA
    DNA catabolic process GO:0006308 ISO
    DNA recombination GO:0006310 IEA
    response to xenobiotic stimulus GO:0009410 IEP
    negative regulation of smooth muscle cell migration GO:0014912 IMP
    regulation of apoptotic process GO:0042981 IEA
    regulation of apoptotic process GO:0042981 ISO
    regulation of apoptotic process GO:0042981 ISS
    regulation of mRNA stability GO:0043488 IEA
    regulation of mRNA stability GO:0043488 ISO
    regulation of mRNA stability GO:0043488 ISS
    positive regulation of gene expression via chromosomal CpG island demethylation GO:0044029 IEA
    positive regulation of gene expression via chromosomal CpG island demethylation GO:0044029 ISO
    positive regulation of gene expression via chromosomal CpG island demethylation GO:0044029 ISS
    cell redox homeostasis GO:0045454 IEA
    cell redox homeostasis GO:0045454 ISO
    positive regulation of transcription by RNA polymerase II GO:0045944 IEA
    positive regulation of transcription by RNA polymerase II GO:0045944 ISO
    cellular response to hydrogen peroxide GO:0070301 IDA
    cellular response to hydrogen peroxide GO:0070301 IEP
    cellular response to cAMP GO:0071320 IEP
    telomere maintenance via base-excision repair GO:0097698 IEA
    telomere maintenance via base-excision repair GO:0097698 ISO
    positive regulation of G1/S transition of mitotic cell cycle GO:1900087 IMP
    cellular response to Thyroid stimulating hormone GO:1904401 IEP
Subcellular Localization
    nucleus GO:0005634 IBA
    nucleus GO:0005634 IEA
    nucleus GO:0005634 ISO
    nucleus GO:0005634 ISS
    nucleoplasm GO:0005654 ISO
    transcription regulator complex GO:0005667 IDA
    nucleolus GO:0005730 IEA
    nucleolus GO:0005730 ISO
    nucleolus GO:0005730 ISS
    cytoplasm GO:0005737 ISO
    mitochondrion GO:0005739 IEA
    mitochondrion GO:0005739 ISO
    endoplasmic reticulum GO:0005783 IEA
    centrosome GO:0005813 IEA
    centrosome GO:0005813 ISO
    nuclear speck GO:0016607 IEA
    nuclear speck GO:0016607 ISO
    nuclear speck GO:0016607 ISS
    perinuclear region of cytoplasm GO:0048471 IEA
    perinuclear region of cytoplasm GO:0048471 ISO
    perinuclear region of cytoplasm GO:0048471 ISS
 Experiment description of studies that identified Apex1 in sEVs
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 Apex1
  Protein Interactor ExoCarta ID Identification method PubMed Species
No interactions are found.



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