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
Entrez Gene 79116
UniProt P43138  
 Apex1 identified in exosomes derived from the following tissue/cell type
Reticulocytes 21828046    
 Gene ontology annotations for Apex1
Molecular Function
    protein binding GO:0005515 IPI
    metal ion binding GO:0046872 ISS
    protein complex binding GO:0032403 IPI
    endonuclease activity GO:0004519 ISO
    3'-5' exonuclease activity GO:0008408 ISS
    NF-kappaB binding GO:0051059 IDA
    phosphoric diester hydrolase activity GO:0008081 ISO
    damaged DNA binding GO:0003684 ISS
    chromatin DNA binding GO:0031490 ISS
    endoribonuclease activity GO:0004521 IDA
    site-specific endodeoxyribonuclease activity, specific for altered base GO:0016890 ISS
    oxidoreductase activity GO:0016491 ISS
    DNA binding GO:0003677 ISS
    double-stranded DNA 3'-5' exodeoxyribonuclease activity GO:0008311 IBA
    DNA-(apurinic or apyrimidinic site) lyase activity GO:0003906 ISS
    poly(A) RNA binding GO:0044822 ISO
    transcription coactivator activity GO:0003713 ISS
Biological Process
    RNA phosphodiester bond hydrolysis, endonucleolytic GO:0090502 IDA
    aging GO:0007568 IDA
    response to drug GO:0042493 IEP
    regulation of transcription, DNA-templated GO:0006355 IEA
    cellular response to peptide hormone stimulus GO:0071375 IEP
    response to organonitrogen compound GO:0010243 IEP
    DNA demethylation GO:0080111 ISS
    nucleic acid phosphodiester bond hydrolysis GO:0090305 ISS
    DNA repair GO:0006281 ISS
    transcription, DNA-templated GO:0006351 IEA
    DNA recombination GO:0006310 IEA
    cellular response to organonitrogen compound GO:0071417 IEP
    positive regulation of G1/S transition of mitotic cell cycle GO:1900087 IMP
    cellular response to cAMP GO:0071320 IEP
    base-excision repair GO:0006284 IBA
    positive regulation of DNA repair GO:0045739 ISS
    cellular response to hydrogen peroxide GO:0070301 IEP
    negative regulation of smooth muscle cell migration GO:0014912 IMP
    oxidation-reduction process GO:0055114 ISO
    regulation of mRNA stability GO:0043488 ISS
    cell redox homeostasis GO:0045454 ISO
Subcellular Localization
    mitochondrion GO:0005739 ISO
    nucleus GO:0005634 ISS
    nucleoplasm GO:0005654 ISO
    nucleolus GO:0005730 ISS
    endoplasmic reticulum GO:0005783 IEA
    transcription factor complex GO:0005667 IDA
    nuclear speck GO:0016607 ISS
    centrosome GO:0005813 ISO
    perinuclear region of cytoplasm GO:0048471 ISS
    cytoplasm GO:0005737 ISO
 Experiment description of studies that identified Apex1 in exosomes
1
Experiment ID 96
ISEV standards
EM
EV Biophysical techniques
TSG101|HSP90|HSC70
EV Cytosolic markers
MHCI
EV Membrane markers
EV Negative markers
EV 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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