Gene description for DLG1
Gene name discs, large homolog 1 (Drosophila)
Gene symbol DLG1
Other names/aliases DLGH1
SAP-97
SAP97
dJ1061C18.1.1
hdlg
Species Homo sapiens
 Database cross references - DLG1
ExoCarta ExoCarta_1739
Entrez Gene 1739
HGNC 2900
MIM 601014
UniProt Q12959  
 DLG1 identified in exosomes derived from the following tissue/cell type
B cells 20458337    
B cells 20458337    
B cells 20458337    
Colorectal cancer cells 23161513    
Colorectal cancer cells 23161513    
Colorectal cancer cells 23161513    
Hepatocellular carcinoma cells 26054723    
Melanoma cells 25950383    
Melanoma cells 25950383    
Melanoma cells 25950383    
Neuroblastoma cells 25944692    
Ovarian cancer cells 23333927    
Ovarian cancer cells 23333927    
Prostate cancer cells 25844599    
Thymus 23844026    
 Gene ontology annotations for DLG1
Molecular Function
    guanylate kinase activity GO:0004385 TAS
    phosphatase binding GO:0019902 IPI
    phosphoprotein phosphatase activity GO:0004721 TAS
    ion channel binding GO:0044325 IPI
    potassium channel regulator activity GO:0015459 NAS
    protein binding GO:0005515 IPI
    cytoskeletal protein binding GO:0008092 TAS
    mitogen-activated protein kinase kinase binding GO:0031434 IPI
    protein complex scaffold GO:0032947 IEA
    L27 domain binding GO:0097016 IPI
    ionotropic glutamate receptor binding GO:0035255 IBA
    protein C-terminus binding GO:0008022 IPI
    protein kinase binding GO:0019901 IPI
Biological Process
    hard palate development GO:0060022 IEA
    embryonic skeletal system morphogenesis GO:0048704 IEA
    smooth muscle tissue development GO:0048745 IEA
    establishment or maintenance of cell polarity GO:0007163 TAS
    reproductive structure development GO:0048608 IEA
    synaptic transmission GO:0007268 TAS
    negative regulation of mitotic cell cycle GO:0045930 IMP
    positive regulation of establishment of protein localization to plasma membrane GO:0090004 IDA
    negative regulation of T cell proliferation GO:0042130 IEA
    dephosphorylation GO:0016311 TAS
    cortical actin cytoskeleton organization GO:0030866 IDA
    peristalsis GO:0030432 IEA
    endothelial cell proliferation GO:0001935 IDA
    negative regulation of protein kinase B signaling GO:0051898 IEA
    positive regulation of potassium ion transport GO:0043268 IDA
    receptor clustering GO:0043113 IBA
    amyloid precursor protein metabolic process GO:0042982 IEA
    branching involved in ureteric bud morphogenesis GO:0001658 IEA
    negative regulation of epithelial cell proliferation GO:0050680 IEA
    regulation of membrane potential GO:0042391 IDA
    immunological synapse formation GO:0001771 IEA
    positive regulation of actin filament polymerization GO:0030838 IEA
    positive regulation of cell proliferation GO:0008284 IEA
    establishment or maintenance of epithelial cell apical/basal polarity GO:0045197 IBA
    lens development in camera-type eye GO:0002088 IEA
    nervous system development GO:0007399 IBA
    regulation of sodium ion transmembrane transport GO:1902305 TAS
    viral process GO:0016032 IEA
    activation of protein kinase activity GO:0032147 IEA
    axon guidance GO:0007411 TAS
    receptor localization to synapse GO:0097120 IBA
    protein localization to plasma membrane GO:0072659 TAS
    mitotic cell cycle checkpoint GO:0007093 NAS
    actin filament organization GO:0007015 IDA
    T cell cytokine production GO:0002369 IEA
    nucleotide phosphorylation GO:0046939 TAS
    T cell activation GO:0042110 IEA
    regulation of myelination GO:0031641 IEA
    bicellular tight junction assembly GO:0070830 IDA
    membrane raft organization GO:0031579 IEA
    single organismal cell-cell adhesion GO:0016337 IDA
Subcellular Localization
    extracellular exosome GO:0070062 IDA
    immunological synapse GO:0001772 TAS
    cell junction GO:0030054 IDA
    membrane raft GO:0045121 IEA
    postsynaptic membrane GO:0045211 IBA
    perinuclear region of cytoplasm GO:0048471 IDA
    cytosol GO:0005829 TAS
    basolateral plasma membrane GO:0016323 IDA
    lateral plasma membrane GO:0016328 IEA
    node of Ranvier GO:0033268 IEA
    basal lamina GO:0005605 IEA
    sarcolemma GO:0042383 IEA
    microtubule GO:0005874 IDA
    myelin sheath abaxonal region GO:0035748 IEA
    endoplasmic reticulum membrane GO:0005789 IEA
    neuromuscular junction GO:0031594 IEA
    lateral loop GO:0043219 IEA
    Golgi apparatus GO:0005794 IDA
    intercalated disc GO:0014704 TAS
    nucleus GO:0005634 IDA
    endoplasmic reticulum GO:0005783 IDA
    bicellular tight junction GO:0005923 IDA
    MPP7-DLG1-LIN7 complex GO:0097025 IDA
    cell-cell junction GO:0005911 IDA
    cytoplasm GO:0005737 IDA
    plasma membrane GO:0005886 TAS
    cytoplasmic side of plasma membrane GO:0009898 IDA
    ionotropic glutamate receptor complex GO:0008328 IBA
    postsynaptic density GO:0014069 IBA
    cell projection membrane GO:0031253 IEA
 Experiment description of studies that identified DLG1 in exosomes
1
Experiment ID 79
ISEV standards
EV Biophysical techniques
EV Cytosolic markers
CD81|MHCII
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 20458337    
Organism Homo sapiens
Experiment description MHC class II-associated proteins in B-cell exosomes and potential functional implications for exosome biogenesis - Sample 1
Authors Buschow SI, van Balkom BW, Aalberts M, Heck AJ, Wauben M, Stoorvogel W.
Journal name ICB
Publication year 2010
Sample B cells
Sample name RN (HLA-DR15)
Isolation/purification methods Differential centrifugation
Sucrose density gradient
Immunobeads (MHC Class II)
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [FT-ICR]
Western blotting
2
Experiment ID 80
ISEV standards
EV Biophysical techniques
EV Cytosolic markers
CD81|MHCII
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 20458337    
Organism Homo sapiens
Experiment description MHC class II-associated proteins in B-cell exosomes and potential functional implications for exosome biogenesis -Sample 2
Authors Buschow SI, van Balkom BW, Aalberts M, Heck AJ, Wauben M, Stoorvogel W.
Journal name ICB
Publication year 2010
Sample B cells
Sample name RN (HLA-DR15)
Isolation/purification methods Differential centrifugation
Sucrose density gradient
Immunobeads (MHC Class II)
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [FT-ICR]
Western blotting
3
Experiment ID 81
ISEV standards
EV Biophysical techniques
EV Cytosolic markers
CD81|MHCII
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 20458337    
Organism Homo sapiens
Experiment description MHC class II-associated proteins in B-cell exosomes and potential functional implications for exosome biogenesis - Sample 3
Authors Buschow SI, van Balkom BW, Aalberts M, Heck AJ, Wauben M, Stoorvogel W.
Journal name ICB
Publication year 2010
Sample B cells
Sample name RN (HLA-DR15)
Isolation/purification methods Differential centrifugation
Sucrose density gradient
Immunobeads (MHC Class II)
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [FT-ICR]
Western blotting
4
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
5
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
6
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
7
Experiment ID 235
ISEV standards
EM
EV Biophysical techniques
TSG101|Alix|HSC70|GAPDH
EV Cytosolic markers
EV Membrane markers
HSP90B1
EV Negative markers
qNano
EV Particle analysis
Identified molecule mRNA
Identification method RNA Sequencing
PubMed ID 26054723    
Organism Homo sapiens
Experiment description Hepatocellular carcinoma-derived exosomes promote motility of immortalized hepatocyte through transfer of oncogenic proteins and RNAs
Authors He M, Qin H, Poon TC, Sze SC, Ding X, Co NN, Ngai SM, Chan TF, Wong N
Journal name Carcinogenesis
Publication year 2015
Sample Hepatocellular carcinoma cells
Sample name HKCI-8
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Sucrose density gradient
Flotation density 1.13-1.19 g/mL
Molecules identified in the study Protein
RNA
Methods used in the study Western blotting
Mass spectrometry
RT-PCR
RNA Sequencing
8
Experiment ID 257
ISEV standards
EM
EV Biophysical techniques
TSG101
EV Cytosolic markers
FLOT1
EV Membrane markers
EV Negative markers
NTA
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25950383    
Organism Homo sapiens
Experiment description Proteome characterization of melanoma exosomes reveals a specific signature for metastatic cell lines
Authors Lazar I, Clement E, Ducoux-Petit M, Denat L, Soldan V, Dauvillier S, Balor S4, Burlet-Schiltz O1, Larue L, Muller C Nieto L
Journal name Pigment Cell Melanoma Res
Publication year 2015
Sample Melanoma cells
Sample name Daju
Isolation/purification methods Differential centrifugation
Unltracentrifugation
Sucrose density gradient
Flotation density 1.13 - 1.19 g/mL
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
9
Experiment ID 258
ISEV standards
EM
EV Biophysical techniques
TSG101
EV Cytosolic markers
FLOT1|CD81
EV Membrane markers
EV Negative markers
NTA
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25950383    
Organism Homo sapiens
Experiment description Proteome characterization of melanoma exosomes reveals a specific signature for metastatic cell lines
Authors Lazar I, Clement E, Ducoux-Petit M, Denat L, Soldan V, Dauvillier S, Balor S4, Burlet-Schiltz O1, Larue L, Muller C Nieto L
Journal name Pigment Cell Melanoma Res
Publication year 2015
Sample Melanoma cells
Sample name SKMEL28
Isolation/purification methods Differential centrifugation
Unltracentrifugation
Sucrose density gradient
Flotation density 1.13 - 1.19 g/mL
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
10
Experiment ID 260
ISEV standards
EM
EV Biophysical techniques
TSG101
EV Cytosolic markers
FLOT1|CD81
EV Membrane markers
EV Negative markers
NTA
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25950383    
Organism Homo sapiens
Experiment description Proteome characterization of melanoma exosomes reveals a specific signature for metastatic cell lines
Authors Lazar I, Clement E, Ducoux-Petit M, Denat L, Soldan V, Dauvillier S, Balor S4, Burlet-Schiltz O1, Larue L, Muller C Nieto L
Journal name Pigment Cell Melanoma Res
Publication year 2015
Sample Melanoma cells
Sample name 1205Lu
Isolation/purification methods Differential centrifugation
Unltracentrifugation
Sucrose density gradient
Flotation density 1.13 - 1.19 g/mL
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
11
Experiment ID 224
ISEV standards
EM|AFM
EV Biophysical techniques
Alix|TSG101
EV Cytosolic markers
CD63|CD81
EV Membrane markers
GOLGA2
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25944692    
Organism Homo sapiens
Experiment description Proteogenomic analysis reveals exosomes are more oncogenic than ectosomes
Authors Keerthikumar S, Gangoda L, Liem M, Fonseka P, Atukorala I, Ozcitti C, Mechler A, Adda CG, Ang CS, Mathivanan S
Journal name Oncotarget
Publication year 2015
Sample Neuroblastoma cells
Sample name SH-SY5Y
Isolation/purification methods Differential centrifugation
Ultracentrifugation
OptiPrep density gradient
Flotation density 1.10 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
Western blotting
12
Experiment ID 211
ISEV standards
EM
EV Biophysical techniques
TSG101|Alix
EV Cytosolic markers
EpCAM|TFRC
EV Membrane markers
cytochrome c|GOLGA2
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23333927    
Organism Homo sapiens
Experiment description Characterization and proteomic analysis of ovarian cancer-derived exosomes.
Authors Liang B, Peng P, Chen S, Li L, Zhang M, Cao D, Yang J, Li H, Gui T, Li X, Shen K.
Journal name J Proteomics
Publication year 2013
Sample Ovarian cancer cells
Sample name IGROV1
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Sucrose density gradient
Flotation density 1.09-1.15 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
13
Experiment ID 212
ISEV standards
CEM
EV Biophysical techniques
TSG101|Alix
EV Cytosolic markers
EpCAM|TFRC
EV Membrane markers
Cytochrome C|GOLGA2
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23333927    
Organism Homo sapiens
Experiment description Characterization and proteomic analysis of ovarian cancer-derived exosomes.
Authors Liang B, Peng P, Chen S, Li L, Zhang M, Cao D, Yang J, Li H, Gui T, Li X, Shen K.
Journal name J Proteomics
Publication year 2013
Sample Ovarian cancer cells
Sample name OVCAR-3
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Sucrose density gradient
Flotation density 1.09-1.15 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
14
Experiment ID 275
ISEV standards
EM
EV Biophysical techniques
TSG101|Alix|RAB5A
EV Cytosolic markers
CD9|CD82|CD63|CD81
EV Membrane markers
AIF
EV Negative markers
NTA
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25844599    
Organism Homo sapiens
Experiment description Molecular profiling of prostate cancer derived exosomes may reveal a predictive signature for response to docetaxel.
Authors Kharaziha P, Chioureas D, Rutishauser D, Baltatzis G, Lennartsson L, Fonseca P, Azimi A, Hultenby K, Zubarev R, Ullen A, Yachnin J, Nilsson S, Panaretakis T.
Journal name Oncotarget
Publication year 2015
Sample Prostate cancer cells
Sample name DU145 - Docetaxel sensitive
Isolation/purification methods Filtration
Ultracentrifugation
Sucrose density gradient
Flotation density 1.12-1.19 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry/Flow cytometry/Western blotting
15
Experiment ID 217
ISEV standards
EM
EV Biophysical techniques
TSG101
EV Cytosolic markers
CD81|CD9|CD63
EV Membrane markers
EV Negative markers
NTA
EV 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
 Protein-protein interactions for DLG1
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 GRIN2A  
Affinity Capture-Western Homo sapiens
Reconstituted Complex Homo sapiens
2 KIF1B 23095
Invitro Homo sapiens
Invivo Homo sapiens
Two-hybrid Homo sapiens
3 ADAM17 6868
Two-hybrid Homo sapiens
Reconstituted Complex Homo sapiens
Affinity Capture-Western Homo sapiens
4 GRIK2  
Affinity Capture-Western Homo sapiens
5 KCNA4  
Two-hybrid Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
6 LIN7C 55327
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
7 GDA 9615
Invivo Homo sapiens
8 DLG3 1741
Invivo Homo sapiens
Invitro Homo sapiens
9 CASK 8573
Invivo Homo sapiens
Invivo Homo sapiens
Invitro Homo sapiens
Invitro Homo sapiens
Two-hybrid Homo sapiens
Two-hybrid Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
Reconstituted Complex Homo sapiens
10 CALM2 805
Invitro Homo sapiens
11 TJP4  
Affinity Capture-Western Homo sapiens
Two-hybrid Homo sapiens
12 CTNNB1 1499
Invitro Homo sapiens
13 EZR 7430
Invitro Homo sapiens
14 GUCY1A2  
Invitro Homo sapiens
15 LCK 3932
Invitro Homo sapiens
Invivo Homo sapiens
16 GPR124  
Affinity Capture-Western Homo sapiens
Two-hybrid Homo sapiens
Reconstituted Complex Homo sapiens
17 ERBB4 2066
Invivo Homo sapiens
18 DLG4  
Affinity Capture-Western Homo sapiens
19 KCNA5  
Affinity Capture-Western Homo sapiens
20 BTRC 8945
Affinity Capture-Western Homo sapiens
Reconstituted Complex Homo sapiens
Affinity Capture-Western Homo sapiens
21 LIN7A 8825
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
22 KIF13B 23303
Invivo Homo sapiens
Invitro Homo sapiens
23 DLGAP1  
Invitro Homo sapiens
Two-hybrid Homo sapiens
Two-hybrid Homo sapiens
Affinity Capture-Western Homo sapiens
Two-hybrid Homo sapiens
Two-hybrid Homo sapiens
24 KCNJ10  
Invivo Homo sapiens
Invitro Homo sapiens
25 CDH1 999
Invitro Homo sapiens
26 MYO6 4646
Invivo Homo sapiens
Invitro Homo sapiens
Two-hybrid Homo sapiens
27 ACTN2 88
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
28 GRIN2B  
Affinity Capture-Western Homo sapiens
29 LRRC1 55227
Two-hybrid Homo sapiens
30 AKAP5  
Invivo Homo sapiens
Invitro Homo sapiens
31 KCNJ4  
Invitro Homo sapiens
Invivo Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
32 ATP2B2 491
Invitro Homo sapiens
Invivo Homo sapiens
Two-hybrid Homo sapiens
33 KCNAB1  
Invivo Homo sapiens
34 EPB41 2035
Reconstituted Complex Homo sapiens
35 GRIA1  
Invivo Homo sapiens
Invivo Homo sapiens
Invitro Homo sapiens
Invitro Homo sapiens
Reconstituted Complex Homo sapiens
36 DLG2 1740
Invivo Homo sapiens
37 KCNJ6  
Reconstituted Complex Homo sapiens
Reconstituted Complex Homo sapiens
38 CACNG2  
Affinity Capture-Western Homo sapiens
39 APBA1  
Affinity Capture-Western Homo sapiens
40 CTNNA1 1495
Invitro Homo sapiens
41 CAMK2A  
Affinity Capture-Western Homo sapiens
Biochemical Activity Homo sapiens
42 ATP2B4 493
Reconstituted Complex Homo sapiens
Invitro Homo sapiens
43 KCNJ2 3759
Invitro Homo sapiens
Invivo Homo sapiens
44 KCNJ12 3768
Affinity Capture-MS Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
Invivo Homo sapiens
Invitro Homo sapiens
Invivo Homo sapiens
Invitro Homo sapiens
Affinity Capture-Western Homo sapiens
45 CRIPT 9419
Reconstituted Complex Homo sapiens
46 KIAA1446  
Two-hybrid Homo sapiens
View the network image/svg+xml
 Pathways in which DLG1 is involved
PathwayEvidenceSource
Activation of Ca-permeable Kainate Receptor TAS Reactome
NrCAM interactions TAS Reactome
Trafficking of AMPA receptors TAS Reactome





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