Gene description for SPINT1
Gene name serine peptidase inhibitor, Kunitz type 1
Gene symbol SPINT1
Other names/aliases HAI
HAI1
MANSC2
Species Homo sapiens
 Database cross references - SPINT1
ExoCarta ExoCarta_6692
Vesiclepedia VP_6692
Entrez Gene 6692
HGNC 11246
MIM 605123
UniProt O43278  
 SPINT1 identified in exosomes derived from the following tissue/cell type
Colorectal cancer cells 34887515    
Hepatocytes 26054723    
Prostate cancer cells 25844599    
 Gene ontology annotations for SPINT1
Molecular Function
    serine-type endopeptidase inhibitor activity GO:0004867 IEA
Biological Process
    placenta blood vessel development GO:0060674 IEA
    branching involved in labyrinthine layer morphogenesis GO:0060670 IEA
    negative regulation of endopeptidase activity GO:0010951 TAS
    extracellular matrix organization GO:0030198 IEA
Subcellular Localization
    membrane GO:0016020 TAS
    extracellular space GO:0005615 IDA
    extracellular exosome GO:0070062 IDA
    extracellular region GO:0005576 TAS
 Experiment description of studies that identified SPINT1 in exosomes
1
Experiment ID 1203
MISEV standards
EM
EV Biophysical techniques
SDCBP|FLOT1|CD9|CD81|CD63|EPCAM|GAPDH|LAMP1|TFRC|CD151|CD82|LAMP2|RAB35|TSG101|FLOT2|RAB5B|ICAM1|RAB5A
EV Enriched markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 34887515    
Organism Homo sapiens
Experiment description Supermeres are functional extracellular nanoparticles replete with disease biomarkers and therapeutic targets
Authors Zhang Q, Jeppesen DK, Higginbotham JN, Graves-Deal R, Trinh VQ, Ramirez MA, Sohn Y, Neininger AC, Taneja N, McKinley ET, Niitsu H, Cao Z, Evans R, Glass SE, Ray KC, Fissell WH, Hill S, Rose KL, Huh WJ, Washington MK, Ayers GD, Burnette DT, Sharma S, Rome LH, Franklin JL, Lee YA, Liu Q, Coffey RJ.
Journal name Nat Cell Biol
Publication year 2021
Sample Colorectal cancer cells
Sample name DiFi
Isolation/purification methods Differential centrifugation
Filtration
Centrifugal ultrafiltration
Ultracentrifugation
OptiPrep density gradient centrifugation
Flotation density -
Molecules identified in the study Protein
miRNA
Methods used in the study Western blotting
Mass spectrometry
RNA sequencing
2
Experiment ID 237
MISEV standards
EM
EV Biophysical techniques
TSG101|Alix|HSC70|GAPDH
EV Enriched 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
3
Experiment ID 275
MISEV standards
EM
EV Biophysical techniques
TSG101|Alix|RAB5A|CD9|CD82|CD63|CD81
EV Enriched 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
 Protein-protein interactions for SPINT1
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 ST14 6768
Affinity Capture-MS Homo sapiens
2 FAM46A  
Affinity Capture-MS Homo sapiens
View the network image/svg+xml
 Pathways in which SPINT1 is involved
No pathways found





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