Gene description for SRPK1
Gene name SRSF protein kinase 1
Gene symbol SRPK1
Other names/aliases SFRSK1
Species Homo sapiens
 Database cross references - SRPK1
ExoCarta ExoCarta_6732
Entrez Gene 6732
HGNC 11305
MIM 601939
UniProt Q96SB4  
 SRPK1 identified in exosomes derived from the following tissue/cell type
Colorectal cancer cells 23161513    
Colorectal cancer cells 23161513    
Colorectal cancer cells 23161513    
Hepatocytes 26054723    
 Gene ontology annotations for SRPK1
Molecular Function
    protein binding GO:0005515 IPI
    protein kinase activity GO:0004672 TAS
    poly(A) RNA binding GO:0044822 IDA
    ATP binding GO:0005524 IDA
    protein serine/threonine kinase activity GO:0004674 IDA
    magnesium ion binding GO:0000287 IDA
Biological Process
    regulation of mRNA processing GO:0050684 IDA
    regulation of mRNA splicing, via spliceosome GO:0048024 TAS
    sperm chromatin condensation GO:0035092 TAS
    viral process GO:0016032 IEA
    protein phosphorylation GO:0006468 IDA
    mRNA processing GO:0006397 IEA
    intracellular signal transduction GO:0035556 IDA
    chromosome segregation GO:0007059 IDA
    innate immune response GO:0045087 IC
    RNA splicing GO:0008380 IEA
    negative regulation of viral genome replication GO:0045071 IDA
    positive regulation of viral genome replication GO:0045070 IDA
Subcellular Localization
    plasma membrane GO:0005886 IDA
    nucleus GO:0005634 IDA
    nucleoplasm GO:0005654 IDA
    endoplasmic reticulum GO:0005783 IEA
    nuclear matrix GO:0016363 IEA
    cytoplasm GO:0005737 IDA
 Experiment description of studies that identified SRPK1 in exosomes
1
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
2
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
3
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
4
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 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 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
 Protein-protein interactions for SRPK1
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 SRSF1 6426
Invivo Homo sapiens
Invitro Homo sapiens
Reconstituted Complex Homo sapiens
Biochemical Activity Homo sapiens
2 SNRNP70 6625
Invivo Homo sapiens
Invitro Homo sapiens
3 RNPS1 10921
Affinity Capture-MS Homo sapiens
4 PRM1  
Biochemical Activity Homo sapiens
5 NPL3  
Biochemical Activity 4932
6 GBP2  
Reconstituted Complex 4932
View the network image/svg+xml
 Pathways in which SRPK1 is involved
No pathways found





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