Gene description for HSPA4
Gene name heat shock protein family A (Hsp70) member 4
Gene symbol HSPA4
Other names/aliases APG-2
HEL-S-5a
HS24/P52
HSPH2
RY
hsp70
hsp70RY
Species Homo sapiens
 Experiment description of studies that identified HSPA4 in Breast cancer cells

1
Experiment ID575
Identified moleculeprotein
Extracellular vesicle typeExtracellular vesicles
MISEVEVs
Identification method Mass spectrometry [LTQ]
PubMed ID 27894104   
OrganismHomo sapiens
Experiment descriptionProteomic profiling of NCI-60 extracellular vesicles uncovers common protein cargo and cancer type-specific biomarkers.
AuthorsHurwitz SN, Rider MA, Bundy JL, Liu X, Singh RK, Meckes DG Jr.
Journal name Oncotarget
Publication year2016
SampleBreast cancer cells
Sample nameBT549
Isolation/purification methodsDifferential centrifugation
Polymer-based precipitation
Ultracentrifugation
Flotation density-
Molecules identified in the studyProtein
Methods used in the studyMass spectrometry [LTQ]
EV-TRACK -

2
Experiment ID577
Identified moleculeprotein
Extracellular vesicle typeExtracellular vesicles
MISEVEVs
Identification method Mass spectrometry [LTQ]
PubMed ID 27894104   
OrganismHomo sapiens
Experiment descriptionProteomic profiling of NCI-60 extracellular vesicles uncovers common protein cargo and cancer type-specific biomarkers.
AuthorsHurwitz SN, Rider MA, Bundy JL, Liu X, Singh RK, Meckes DG Jr.
Journal name Oncotarget
Publication year2016
SampleBreast cancer cells
Sample nameMCF7
Isolation/purification methodsDifferential centrifugation
Polymer-based precipitation
Ultracentrifugation
Flotation density-
Molecules identified in the studyProtein
Methods used in the studyMass spectrometry [LTQ]
EV-TRACK -

3
Experiment ID578
Identified moleculeprotein
Extracellular vesicle typeExtracellular vesicles
MISEVEVs
Identification method Mass spectrometry [LTQ]
PubMed ID 27894104   
OrganismHomo sapiens
Experiment descriptionProteomic profiling of NCI-60 extracellular vesicles uncovers common protein cargo and cancer type-specific biomarkers.
AuthorsHurwitz SN, Rider MA, Bundy JL, Liu X, Singh RK, Meckes DG Jr.
Journal name Oncotarget
Publication year2016
SampleBreast cancer cells
Sample nameMDA-MB-231
Isolation/purification methodsDifferential centrifugation
Polymer-based precipitation
Ultracentrifugation
Flotation density-
Molecules identified in the studyProtein
Methods used in the studyMass spectrometry [LTQ]
EV-TRACK -

4
Experiment ID886
Identified moleculeprotein
Extracellular vesicle typeExosomes
MISEVEVs
Identification method Western blotting
Mass spectrometry
PubMed ID 25102470   
OrganismHomo sapiens
Experiment descriptionExamination of the specificity of tumor cell derived exosomes with tumor cells in vitro
AuthorsSmyth TJ, Redzic JS, Graner MW, Anchordoquy TJ.
Journal name Biochim Biophys Acta
Publication year2014
SampleBreast cancer cells
Sample nameMCF-7
Isolation/purification methodsDifferential centrifugation
Ultracentrifugation
Density gradient centrifugation
Flotation density1.10-1.20 g/mL
Molecules identified in the studyProtein
Methods used in the studyMass spectrometry
Western blotting
EV-TRACK EV140013: EV-METRIC:56%

5
Experiment ID1664
Identified moleculeProtein
Extracellular vesicle typeExosomes
MISEVSmall EVs
Identification method Mass spectrometry
PubMed ID 34108659   
OrganismHomo sapiens
Experiment descriptionQuantitative Proteomics Identifies the Core Proteome of Exosomes with Syntenin-1 as the highest abundant protein and a Putative Universal Biomarker
AuthorsKugeratski FG, Hodge K, Lilla S, McAndrews KM, Zhou X, Hwang RF, Zanivan S, Kalluri R.
Journal name Nat Cell Biol
Publication year2021
SampleBreast cancer cells
Sample nameMCF7
Isolation/purification methodsDifferential centrifugation
Filtration
Ultracentrifugation
Flotation density-
Molecules identified in the studyProtein
mRNA
Methods used in the studyRT-qPCR
Western blotting
Mass spectrometry
Flow cytometry
EV-TRACK -

6
Experiment ID1666
Identified moleculeProtein
Extracellular vesicle typeExosomes
MISEVSmall EVs
Identification method Mass spectrometry
PubMed ID 34108659   
OrganismHomo sapiens
Experiment descriptionQuantitative Proteomics Identifies the Core Proteome of Exosomes with Syntenin-1 as the highest abundant protein and a Putative Universal Biomarker
AuthorsKugeratski FG, Hodge K, Lilla S, McAndrews KM, Zhou X, Hwang RF, Zanivan S, Kalluri R.
Journal name Nat Cell Biol
Publication year2021
SampleBreast cancer cells
Sample nameMDA-MB-231
Isolation/purification methodsDifferential centrifugation
Filtration
Ultracentrifugation
Flotation density-
Molecules identified in the studyProtein
mRNA
Methods used in the studyRT-qPCR
Western blotting
Mass spectrometry
Flow cytometry
EV-TRACK -

7
Experiment ID1678
Identified moleculeProtein
Extracellular vesicle typeExosomes
MISEVSmall EVs
Identification method Mass spectrometry
PubMed ID 34108659   
OrganismHomo sapiens
Experiment descriptionQuantitative Proteomics Identifies the Core Proteome of Exosomes with Syntenin-1 as the highest abundant protein and a Putative Universal Biomarker
AuthorsKugeratski FG, Hodge K, Lilla S, McAndrews KM, Zhou X, Hwang RF, Zanivan S, Kalluri R.
Journal name Nat Cell Biol
Publication year2021
SampleBreast cancer cells
Sample nameMDA-MB-231 - Exo-rich fractions 7-10 pooled
Isolation/purification methodsDifferential centrifugation
Filtration
Ultracentrifugation
Size exclusion chromatography
Flotation density-
Molecules identified in the studyProtein
Methods used in the studyWestern blotting
Mass spectrometry
EV-TRACK -

8
Experiment ID1679
Identified moleculeProtein
Extracellular vesicle typeExosomes
MISEVSmall EVs
Identification method Mass spectrometry
PubMed ID 34108659   
OrganismHomo sapiens
Experiment descriptionQuantitative Proteomics Identifies the Core Proteome of Exosomes with Syntenin-1 as the highest abundant protein and a Putative Universal Biomarker
AuthorsKugeratski FG, Hodge K, Lilla S, McAndrews KM, Zhou X, Hwang RF, Zanivan S, Kalluri R.
Journal name Nat Cell Biol
Publication year2021
SampleBreast cancer cells
Sample nameMDA-MB-231 - Exo-rich fractions 1-6 pooled
Isolation/purification methodsDifferential centrifugation
Filtration
Ultracentrifugation
OptiPrep density gradient centrifugation
Flotation density-
Molecules identified in the studyProtein
Methods used in the studyMass spectrometry
EV-TRACK -

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