Gene description for FXYD2
Gene name FXYD domain containing ion transport regulator 2
Gene symbol FXYD2
Other names/aliases ATP1G1
HOMG2
Species Homo sapiens
 Database cross references - FXYD2
ExoCarta ExoCarta_486
Vesiclepedia VP_486
Entrez Gene 486
HGNC 4026
MIM 601814
UniProt P54710  
 FXYD2 identified in sEVs derived from the following tissue/cell type
Thymus 23844026    
Urine 15326289    
Urine 19056867    
 Gene ontology annotations for FXYD2
Molecular Function
    ATPase activator activity GO:0001671 ISS
    protein binding GO:0005515 IPI
    sodium channel regulator activity GO:0017080 IBA
    protein-macromolecule adaptor activity GO:0030674 ISS
Biological Process
    intracellular sodium ion homeostasis GO:0006883 ISO
    establishment or maintenance of transmembrane electrochemical gradient GO:0010248 NAS
    intracellular potassium ion homeostasis GO:0030007 ISO
    sodium ion export across plasma membrane GO:0036376 ISO
    sodium ion export across plasma membrane GO:0036376 ISS
    transmembrane transport GO:0055085 ISS
    proton transmembrane transport GO:1902600 NAS
    positive regulation of sodium ion export across plasma membrane GO:1903278 IBA
    positive regulation of P-type sodium:potassium-exchanging transporter activity GO:1903408 ISS
    potassium ion import across plasma membrane GO:1990573 ISO
    potassium ion import across plasma membrane GO:1990573 ISS
Subcellular Localization
    plasma membrane GO:0005886 TAS
    sodium:potassium-exchanging ATPase complex GO:0005890 IPI
    sodium:potassium-exchanging ATPase complex GO:0005890 ISS
    extracellular exosome GO:0070062 HDA
 Experiment description of studies that identified FXYD2 in sEVs
1
Experiment ID 217
MISEV standards
EM
Biophysical techniques
TSG101|CD81|CD9|CD63
Enriched markers
Negative markers
NTA
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23844026    
Organism Homo sapiens
Experiment description Characterization of human thymic exosomes.
Authors "Skogberg G, Gudmundsdottir J, van der Post S, Sandstrom K, Bruhn S, Benson M, Mincheva-Nilsson L, Baranov V, Telemo E, Ekwall O."
Journal name PLoS One
Publication year 2013
Sample Thymus
Sample name Normal-Thymus
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
2
Experiment ID 13
MISEV standards
IEM
Biophysical techniques
Alix|RAB4|RAB5B|RAB11|TSG101|CD9|AQP2|AQP1
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 15326289    
Organism Homo sapiens
Experiment description Identification and proteomic profiling of exosomes in human urine.
Authors "Pisitkun T, Shen RF, Knepper MA"
Journal name PNAS
Publication year 2004
Sample Urine
Sample name Urine - Normal
Isolation/purification methods Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [LCQ DECA XP]
Western blotting
3
Experiment ID 63
MISEV standards
Biophysical techniques
AQP2
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 19056867    
Organism Homo sapiens
Experiment description Large-scale proteomics and phosphoproteomics of urinary exosomes.
Authors "Gonzales PA, Pisitkun T, Hoffert JD, Tchapyjnikov D, Star RA, Kleta R, Wang NS, Knepper MA"
Journal name JASN
Publication year 2009
Sample Urine
Sample name Urine - Normal
Isolation/purification methods Differential centrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [LTQ]
Western blotting
 Protein-protein interactions for FXYD2
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 SGTA 6449
Two-hybrid Homo sapiens
2 ERGIC3 51614
Two-hybrid Homo sapiens
View the network image/svg+xml



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