Gene description for GRM7
Gene name glutamate receptor, metabotropic 7
Gene symbol GRM7
Other names/aliases GLUR7
GPRC1G
MGLU7
MGLUR7
PPP1R87
Species Homo sapiens
 Database cross references - GRM7
ExoCarta ExoCarta_2917
Vesiclepedia VP_2917
Entrez Gene 2917
HGNC 4599
MIM 604101
UniProt Q14831  
 GRM7 identified in sEVs derived from the following tissue/cell type
Mesenchymal stem cells Unpublished / Not applicable
 Gene ontology annotations for GRM7
Molecular Function
    group III metabotropic glutamate receptor activity GO:0001642 IBA
    group III metabotropic glutamate receptor activity GO:0001642 IDA
    calcium ion binding GO:0005509 IDA
    glutamate receptor activity GO:0008066 IDA
    adenylate cyclase inhibitor activity GO:0010855 IDA
    glutamate binding GO:0016595 IDA
    PDZ domain binding GO:0030165 NAS
    protein dimerization activity GO:0046983 IMP
    serine binding GO:0070905 IDA
Biological Process
    behavioral fear response GO:0001662 IMP
    adenylate cyclase-inhibiting G protein-coupled receptor signaling pathway GO:0007193 IDA
    adenylate cyclase-inhibiting G protein-coupled glutamate receptor signaling pathway GO:0007196 IDA
    G protein-coupled glutamate receptor signaling pathway GO:0007216 IBA
    chemical synaptic transmission GO:0007268 IDA
    sensory perception of sound GO:0007605 IMP
    negative regulation of glutamate secretion GO:0014050 ISS
    regulation of synaptic transmission, glutamatergic GO:0051966 IBA
    axon development GO:0061564 IMP
    glycosylation GO:0070085 IDA
Subcellular Localization
    plasma membrane GO:0005886 IBA
    plasma membrane GO:0005886 IMP
    plasma membrane GO:0005886 NAS
    plasma membrane GO:0005886 TAS
    cell cortex GO:0005938 IDA
    membrane GO:0016020 IDA
    axon GO:0030424 ISS
    dendrite GO:0030425 IDA
    asymmetric synapse GO:0032279 ISS
    dendritic shaft GO:0043198 ISS
    receptor complex GO:0043235 IDA
    postsynaptic membrane GO:0045211 ISS
    presynaptic active zone GO:0048786 ISS
 Experiment description of studies that identified GRM7 in sEVs
1
Experiment ID 126
MISEV standards
Biophysical techniques
GAPDH
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Mass spectrometry [LTQ-FT Ultra]
PubMed ID Unpublished / Not applicable
Organism Homo sapiens
Experiment description Mesenchymal Stem Cell Exosomes: The Future MSC-based Therapy?
Authors "Ruenn Chai Lai, Ronne Wee Yeh Yeo, Soon Sim Tan, Bin Zhang, Yijun Yin, Newman Siu Kwan Sze, Andre Choo, and Sai Kiang Lim"
Journal name Mesenchymal Stem Cell Therapy
Publication year 2011
Sample Mesenchymal stem cells
Sample name huES9.E1
Isolation/purification methods HPLC
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Antobody array
Mass spectrometry
 Protein-protein interactions for GRM7
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 PRKCA 5578
Affinity Capture-Western Homo sapiens
2 PICK1  
Biochemical Activity Homo sapiens
Two-hybrid Homo sapiens
Reconstituted Complex Homo sapiens
Affinity Capture-Western Homo sapiens
3 GRM4  
Affinity Capture-MS Homo sapiens
4 GNAQ 2776
Reconstituted Complex Homo sapiens
5 NUP43 348995
Proximity Label-MS Homo sapiens
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