Gene description for CASK
Gene name calcium/calmodulin-dependent serine protein kinase (MAGUK family)
Gene symbol CASK
Other names/aliases CAGH39
CAMGUK
CMG
FGS4
LIN2
MICPCH
MRXSNA
TNRC8
Species Homo sapiens
 Database cross references - CASK
ExoCarta ExoCarta_8573
Entrez Gene 8573
HGNC 1497
MIM 300172
UniProt O14936  
 CASK identified in exosomes derived from the following tissue/cell type
Hepatocytes 26054723    
Neuroblastoma cells 25944692    
Ovarian cancer cells 23333927    
Ovarian cancer cells 23333927    
 Gene ontology annotations for CASK
Molecular Function
    protein serine/threonine kinase activity GO:0004674 IEA
    neurexin family protein binding GO:0042043 IEA
    ATP binding GO:0005524 IEA
    guanylate kinase activity GO:0004385 TAS
    protein binding GO:0005515 IPI
    calmodulin binding GO:0005516 IEA
Biological Process
    extracellular matrix organization GO:0030198 TAS
    negative regulation of cellular response to growth factor stimulus GO:0090288 IMP
    positive regulation of calcium ion import GO:0090280 IEA
    nucleotide phosphorylation GO:0046939 TAS
    calcium ion import GO:0070509 IEA
    neurotransmitter secretion GO:0007269 TAS
    positive regulation of transcription from RNA polymerase II promoter GO:0045944 IEA
    negative regulation of cell-matrix adhesion GO:0001953 IMP
    protein phosphorylation GO:0006468 IEA
    negative regulation of wound healing GO:0061045 IMP
    synaptic transmission GO:0007268 TAS
    cell adhesion GO:0007155 TAS
    negative regulation of keratinocyte proliferation GO:0010839 IMP
Subcellular Localization
    basement membrane GO:0005604 IDA
    cytoplasm GO:0005737 IDA
    nuclear matrix GO:0016363 IDA
    cell-cell junction GO:0005911 IDA
    nuclear lamina GO:0005652 IDA
    presynaptic membrane GO:0042734 ISS
    focal adhesion GO:0005925 IDA
    ciliary membrane GO:0060170 ISS
    plasma membrane GO:0005886 TAS
    nucleolus GO:0005730 IDA
    basolateral plasma membrane GO:0016323 IEA
    cytosol GO:0005829 TAS
    actin cytoskeleton GO:0015629 TAS
 Experiment description of studies that identified CASK in exosomes
1
Experiment ID 237
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 protein
Identification method Mass spectrometry
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 Hepatocytes
Sample name MIHA
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
RNA Sequencing
2
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
3
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
4
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
 Protein-protein interactions for CASK
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 DFNB31  
Invivo Homo sapiens
Invitro Homo sapiens
Two-hybrid Homo sapiens
2 F11R 50848
Affinity Capture-Western Homo sapiens
3 SDC3  
Invivo Homo sapiens
Invitro Homo sapiens
4 KCNJ4  
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
5 LIN7B  
Affinity Capture-Western Homo sapiens
6 NRXN3 9369
Invitro Homo sapiens
Two-hybrid Homo sapiens
7 SDC1 6382
Reconstituted Complex Homo sapiens
8 TSPYL2  
Two-hybrid Homo sapiens
Affinity Capture-Western Homo sapiens
9 ID1  
Two-hybrid Homo sapiens
Reconstituted Complex Homo sapiens
10 CD2AP 23607
Reconstituted Complex Homo sapiens
11 PARK2  
Reconstituted Complex Homo sapiens
Co-fractionation Homo sapiens
Affinity Capture-Western Homo sapiens
12 DLG4  
Two-hybrid Homo sapiens
Affinity Capture-Western Homo sapiens
13 NPHS1 4868
Affinity Capture-MS Homo sapiens
Reconstituted Complex Homo sapiens
14 TBR1  
Invivo Homo sapiens
Invitro Homo sapiens
Two-hybrid Homo sapiens
Affinity Capture-Western Homo sapiens
15 SDC2 6383
Affinity Capture-Western Homo sapiens
Reconstituted Complex Homo sapiens
16 CADM1 23705
Invitro Homo sapiens
17 LIN7A 8825
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
Reconstituted Complex Homo sapiens
Invivo Homo sapiens
Invitro Homo sapiens
Reconstituted Complex Homo sapiens
18 NRXN1  
Invitro Homo sapiens
19 CNTNAP4 85445
Reconstituted Complex Homo sapiens
20 FCHSD2  
Reconstituted Complex Homo sapiens
21 LIN7C 55327
Affinity Capture-Western Homo sapiens
22 EPB41 2035
Reconstituted Complex Homo sapiens
23 F11r  
Affinity Capture-Western Mus musculus
24 APBA1  
Invivo Homo sapiens
Invivo Homo sapiens
Invitro Homo sapiens
Invitro Homo sapiens
Reconstituted Complex Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
25 CNTNAP2  
Reconstituted Complex Homo sapiens
26 ATP2B4 493
Reconstituted Complex Homo sapiens
Co-fractionation Homo sapiens
27 DLG1 1739
Affinity Capture-Western Homo sapiens
Reconstituted Complex Homo sapiens
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
28 KCNJ12 3768
Affinity Capture-MS Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
29 Lin10  
Reconstituted Complex Homo sapiens
30 RPH3A 22895
Reconstituted Complex Homo sapiens
Affinity Capture-Western Homo sapiens
View the network image/svg+xml
 Pathways in which CASK is involved
PathwayEvidenceSource
Dopamine Neurotransmitter Release Cycle TAS Reactome
Nephrin interactions TAS Reactome
Syndecan interactions TAS Reactome





Perform bioinformatics analysis of your extracellular vesicle data set using FunRich, a open access standalone tool. NEW UPDATED VERSION OF FunRich available for download (12/09/2016) from here