Gene description for Gnaq
Gene name guanine nucleotide binding protein (G protein), q polypeptide
Gene symbol Gnaq
Other names/aliases Galphaq
Species Rattus norvegicus
 Database cross references - Gnaq
ExoCarta ExoCarta_81666
Vesiclepedia VP_81666
Entrez Gene 81666
UniProt P82471  
 Gnaq identified in sEVs derived from the following tissue/cell type
Adipocytes 25998041    
Reticulocytes 21828046    
Urine 20535238    
 Gene ontology annotations for Gnaq
Molecular Function
    G protein-coupled receptor binding GO:0001664 IBA
    G protein-coupled receptor binding GO:0001664 IEA
    GTPase activity GO:0003924 IBA
    GTPase activity GO:0003924 IEA
    G protein activity GO:0003925 IEA
    G protein activity GO:0003925 ISO
    GTPase activator activity GO:0005096 IBA
    GTPase activator activity GO:0005096 ISO
    protein binding GO:0005515 IPI
    GTP binding GO:0005525 IEA
    enzyme regulator activity GO:0030234 IEA
    enzyme regulator activity GO:0030234 ISO
    G-protein beta/gamma-subunit complex binding GO:0031683 IBA
    G-protein beta/gamma-subunit complex binding GO:0031683 IEA
    protein-containing complex binding GO:0044877 IPI
    metal ion binding GO:0046872 IEA
    alkylglycerophosphoethanolamine phosphodiesterase activity GO:0047391 IDA
Biological Process
    skeletal system development GO:0001501 IEA
    skeletal system development GO:0001501 ISO
    action potential GO:0001508 IEA
    action potential GO:0001508 ISO
    negative regulation of protein kinase activity GO:0006469 ISO
    G protein-coupled receptor signaling pathway GO:0007186 IEA
    G protein-coupled receptor signaling pathway GO:0007186 ISO
    adenylate cyclase-activating G protein-coupled receptor signaling pathway GO:0007189 IBA
    adenylate cyclase-activating G protein-coupled receptor signaling pathway GO:0007189 IEA
    adenylate cyclase-activating G protein-coupled receptor signaling pathway GO:0007189 ISO
    phospholipase C-activating G protein-coupled receptor signaling pathway GO:0007200 IMP
    phospholipase C-activating G protein-coupled receptor signaling pathway GO:0007200 ISO
    phospholipase C-activating G protein-coupled glutamate receptor signaling pathway GO:0007206 ISO
    phospholipase C-activating G protein-coupled acetylcholine receptor signaling pathway GO:0007207 IEA
    phospholipase C-activating G protein-coupled acetylcholine receptor signaling pathway GO:0007207 ISO
    phospholipase C-activating serotonin receptor signaling pathway GO:0007208 ISO
    glutamate receptor signaling pathway GO:0007215 IBA
    glutamate receptor signaling pathway GO:0007215 IEA
    glutamate receptor signaling pathway GO:0007215 ISO
    neuropeptide signaling pathway GO:0007218 ISO
    heart development GO:0007507 IEA
    heart development GO:0007507 ISO
    regulation of blood pressure GO:0008217 IEA
    regulation of blood pressure GO:0008217 ISO
    post-embryonic development GO:0009791 IEA
    post-embryonic development GO:0009791 ISO
    regulation of platelet activation GO:0010543 IEA
    regulation of platelet activation GO:0010543 ISO
    regulation of platelet activation GO:0010543 ISS
    neuron remodeling GO:0016322 IEA
    neuron remodeling GO:0016322 ISO
    forebrain neuron development GO:0021884 IEA
    forebrain neuron development GO:0021884 ISO
    positive regulation of insulin secretion GO:0032024 IEA
    positive regulation of insulin secretion GO:0032024 ISO
    response to prostaglandin E GO:0034695 ISO
    maternal behavior GO:0042711 IEA
    maternal behavior GO:0042711 ISO
    embryonic digit morphogenesis GO:0042733 IEA
    embryonic digit morphogenesis GO:0042733 ISO
    negative regulation of apoptotic process GO:0043066 IMP
    negative regulation of potassium ion transport GO:0043267 IMP
    regulation of melanocyte differentiation GO:0045634 IEA
    regulation of melanocyte differentiation GO:0045634 ISO
    developmental pigmentation GO:0048066 IEA
    developmental pigmentation GO:0048066 ISO
    protein stabilization GO:0050821 ISO
    phospholipase C-activating dopamine receptor signaling pathway GO:0060158 IEA
    phospholipase C-activating dopamine receptor signaling pathway GO:0060158 ISO
    regulation of canonical Wnt signaling pathway GO:0060828 ISO
    endothelin receptor signaling pathway GO:0086100 IEA
    endothelin receptor signaling pathway GO:0086100 ISO
    ion channel modulating, G protein-coupled receptor signaling pathway GO:0099105 IEA
    ion channel modulating, G protein-coupled receptor signaling pathway GO:0099105 ISO
    cranial skeletal system development GO:1904888 IEA
    cranial skeletal system development GO:1904888 ISO
    ligand-gated ion channel signaling pathway GO:1990806 IEA
    ligand-gated ion channel signaling pathway GO:1990806 ISO
Subcellular Localization
    cytoplasm GO:0005737 IBA
    Golgi apparatus GO:0005794 IEA
    heterotrimeric G-protein complex GO:0005834 IBA
    heterotrimeric G-protein complex GO:0005834 IDA
    heterotrimeric G-protein complex GO:0005834 IEA
    plasma membrane GO:0005886 ISO
    caveola GO:0005901 IDA
    membrane GO:0016020 ISO
    dendrite GO:0030425 IEA
    dendrite GO:0030425 ISO
    nuclear membrane GO:0031965 IEA
    cell body GO:0044297 IEA
    cell body GO:0044297 ISO
    synapse GO:0045202 IEA
    presynapse GO:0098793 IDA
    presynapse GO:0098793 NAS
    postsynaptic cytosol GO:0099524 ISO
 Experiment description of studies that identified Gnaq in sEVs
1
Experiment ID 225
MISEV standards
✔
EM
Biophysical techniques
✔
GAPDH|CD63
Enriched markers
✘ Negative markers
✔
NTA
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25998041    
Organism Rattus norvegicus
Experiment description Proteomic Analysis of Extracellular Vesicles Released by Adipocytes of Otsuka Long-Evans Tokushima Fatty (OLETF) Rats.
Authors "Lee JE, Moon PG, Lee IK, Baek MC"
Journal name Protein J
Publication year 2015
Sample Adipocytes
Sample name Adipocytes
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
Western blotting
2
Experiment ID 97
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 - D4 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
3
Experiment ID 192
MISEV standards
✔
CEM
Biophysical techniques
✔
TSG101|HSP70|CD63|CD81|FLOT
Enriched markers
✘ Negative markers
✘ Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 20535238    
Organism Rattus norvegicus
Experiment description Candidate biomarkers in exosome-like vesicles purified from rat and mouse urine samples.
Authors "Conde-Vancells J, Rodriguez-Suarez E, Gonzalez E, Berisa A, Gil D, Embade N, Valle M, Luka Z, Elortza F, Wagner C, Lu SC, Mato JM, Falcon-Perez M."
Journal name Proteomics Clin Appl
Publication year 2010
Sample Urine
Sample name Urine - Rats of liver injury
Isolation/purification methods Differential centrifugation
Filtration
UltracentrifugationSucrose cushion
Sucrose density gradient
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
 Protein-protein interactions for Gnaq
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 Dao  
Affinity Capture-MS Rattus norvegicus
2 Itm2b 290364
Affinity Capture-MS Rattus norvegicus
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