Gene description for QSOX1
Gene name quiescin Q6 sulfhydryl oxidase 1
Gene symbol QSOX1
Other names/aliases Q6
QSCN6
Species Homo sapiens
 Database cross references - QSOX1
ExoCarta ExoCarta_5768
Entrez Gene 5768
HGNC 9756
MIM 603120
UniProt O00391  
 QSOX1 identified in exosomes derived from the following tissue/cell type
Colorectal cancer cells 17956143    
Colorectal cancer cells 23161513    
Colorectal cancer cells 23161513    
Colorectal cancer cells 23161513    
Keratinocytes 19530224    
Keratinocytes 19530224    
Mesenchymal stem cells Unpublished / Not applicable
Prostate cancer cells 22723089    
Prostate cancer cells 22723089    
Urine 21082674    
 Gene ontology annotations for QSOX1
Molecular Function
    flavin-linked sulfhydryl oxidase activity GO:0016971 IGI
    protein disulfide isomerase activity GO:0003756 IGI
Biological Process
    oxidation-reduction process GO:0055114 IEA
    negative regulation of macroautophagy GO:0016242 IMP
    protein folding GO:0006457 IGI
    cell redox homeostasis GO:0045454 IEA
Subcellular Localization
    Golgi apparatus GO:0005794 IDA
    extracellular space GO:0005615 IDA
    intracellular membrane-bounded organelle GO:0043231 IDA
    intercellular bridge GO:0045171 IDA
    integral component of Golgi membrane GO:0030173 IDA
    extracellular exosome GO:0070062 IDA
 Experiment description of studies that identified QSOX1 in exosomes
1
Experiment ID 20
ISEV standards
EM
EV Biophysical techniques
HSP90
EV Cytosolic markers
CD63|CD81|LAMP1
EV Membrane markers
GOLGA2|cytochrome c
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 17956143    
Organism Homo sapiens
Experiment description Proteomic analysis of microvesicles derived from human colorectal cancer cells.
Authors Choi DS, Lee JM, Park GW, Lim HW, Bang JY, Kim YK, Kwon KH, Kwon HJ, Kim KP, Gho YS
Journal name JPR
Publication year 2007
Sample Colorectal cancer cells
Sample name HT29
Isolation/purification methods Differential centrifugation
Sucrose density gradient
Diafiltration
Flotation density 1.16 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [LTQ]
Western blotting
2
Experiment ID 207
ISEV standards
EM
EV Biophysical techniques
TSG101|HSP70
EV Cytosolic markers
FLOT1
EV Membrane markers
VDAC
EV Negative markers
NTA
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23161513    
Organism Homo sapiens
Experiment description Proteomic analysis of exosomes from mutant KRAS colon cancer cells identifies intercellular transfer of mutant KRAS.
Authors Demory Beckler M, Higginbotham JN, Franklin JL, Ham AJ, Halvey PJ, Imasuen IE, Whitwell C, Li M, Liebler DC, Coffey RJ.
Journal name Mol Cell Proteomics
Publication year 2012
Sample Colorectal cancer cells
Sample name DKO-1
Isolation/purification methods Differential centrifugation
Filtration
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
3
Experiment ID 208
ISEV standards
EM
EV Biophysical techniques
TSG101|HSP70
EV Cytosolic markers
FLOT1
EV Membrane markers
VDAC
EV Negative markers
NTA
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23161513    
Organism Homo sapiens
Experiment description Proteomic analysis of exosomes from mutant KRAS colon cancer cells identifies intercellular transfer of mutant KRAS.
Authors Demory Beckler M, Higginbotham JN, Franklin JL, Ham AJ, Halvey PJ, Imasuen IE, Whitwell C, Li M, Liebler DC, Coffey RJ.
Journal name Mol Cell Proteomics
Publication year 2012
Sample Colorectal cancer cells
Sample name Dks-8
Isolation/purification methods Differential centrifugation
Filtration
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
4
Experiment ID 209
ISEV standards
EV Biophysical techniques
TSG101|HSP70
EV Cytosolic markers
FLOT1
EV Membrane markers
VDAC
EV Negative markers
NTA
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23161513    
Organism Homo sapiens
Experiment description Proteomic analysis of exosomes from mutant KRAS colon cancer cells identifies intercellular transfer of mutant KRAS.
Authors Demory Beckler M, Higginbotham JN, Franklin JL, Ham AJ, Halvey PJ, Imasuen IE, Whitwell C, Li M, Liebler DC, Coffey RJ.
Journal name Mol Cell Proteomics
Publication year 2012
Sample Colorectal cancer cells
Sample name DLD-1
Isolation/purification methods Differential centrifugation
Filtration
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
5
Experiment ID 189
ISEV standards
EM
EV Biophysical techniques
EV Cytosolic markers
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 19530224    
Organism Homo sapiens
Experiment description Profile of exosomes related proteins released by differentiated and undifferentiated human keratinocytes.
Authors Chavez-Muñoz C, Kilani RT, Ghahary A.
Journal name J Cell Physiol
Publication year 2009
Sample Keratinocytes
Sample name Keratinocytes - Differentiated
Isolation/purification methods Differential centrifugation
Filtration
Sucrose cushion
Filtration
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
6
Experiment ID 190
ISEV standards
EM
EV Biophysical techniques
HSC70
EV Cytosolic markers
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 19530224    
Organism Homo sapiens
Experiment description Profile of exosomes related proteins released by differentiated and undifferentiated human keratinocytes.
Authors Chavez-Muñoz C, Kilani RT, Ghahary A.
Journal name J Cell Physiol
Publication year 2009
Sample Keratinocytes
Sample name Keratinocytes - Undifferentiated
Isolation/purification methods Differential centrifugation
Filtration
Sucrose cushion
Filtration
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
7
Experiment ID 126
ISEV standards
EV Biophysical techniques
GAPDH
EV Cytosolic markers
EV Membrane markers
EV Negative markers
EV 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
8
Experiment ID 144
ISEV standards
EM
EV Biophysical techniques
HSP70|HSP90|RAB5
EV Cytosolic markers
CD9
EV Membrane markers
HSP90B1
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method
Mass spectrometry [QTOF]   
PubMed ID 22723089    
Organism Homo sapiens
Experiment description Prostate cancer cell derived exosomes
Authors Hosseini-Beheshti E, Guns ES.
Journal name MCP
Publication year 2012
Sample Prostate cancer cells
Sample name C4-2 - Rep 2
Isolation/purification methods Sucrose density gradient
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [QTOF]
9
Experiment ID 145
ISEV standards
EM
EV Biophysical techniques
HSP70|HSP90|RAB5
EV Cytosolic markers
CD10
EV Membrane markers
HSP90B1
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method
Mass spectrometry [QTOF]   
PubMed ID 22723089    
Organism Homo sapiens
Experiment description Prostate cancer cell derived exosomes
Authors Hosseini-Beheshti E, Guns ES.
Journal name MCP
Publication year 2012
Sample Prostate cancer cells
Sample name C4-2 - Rep 3
Isolation/purification methods Sucrose density gradient
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [QTOF]
10
Experiment ID 102
ISEV standards
IEM
EV Biophysical techniques
EV Cytosolic markers
AQP2
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 21082674    
Organism Homo sapiens
Experiment description Comprehensive analysis of low-abundance proteins in human urinary exosomes using peptide ligand library technology, peptide OFFGEL fractionation and nanoHPLC-chip-MS/MS.
Authors Zhang Y, Li Y, Qiu F, Qiu Z.
Journal name ELEC
Publication year 2010
Sample Urine
Sample name Urine - Normal
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
Immunoelectron Microscopy
 Protein-protein interactions for QSOX1
  Protein Interactor ExoCarta ID Identification method PubMed Species
No interactions are found.
 Pathways in which QSOX1 is involved
No pathways found





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