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 Embryonic kidney cells

1
Experiment ID925
Identified moleculeprotein
Extracellular vesicle typeExosomes
MISEVEVs
Identification method Mass spectrometry
PubMed ID 25483805   
OrganismHomo sapiens
Experiment descriptionVertebrate Hedgehog is secreted on two types of extracellular vesicles with different signaling properties
AuthorsVyas N, Walvekar A, Tate D, Lakshmanan V, Bansal D, Lo Cicero A, Raposo G, Palakodeti D, Dhawan J.
Journal name Sci Rep
Publication year2014
SampleEmbryonic kidney cells
Sample nameHEK293T - P150 - Fraction 1.12 g/mL
Isolation/purification methodsDifferential centrifugation
Ultracentrifugation
Density gradient centrifugation
Flotation density1.09-1.12 g/mL
Molecules identified in the studyProtein
Methods used in the studyMass spectrometry
Western blotting
EV-TRACK EV140018: EV-METRIC:56%, 56%

2
Experiment ID927
Identified moleculeprotein
Extracellular vesicle typeExosomes
MISEVEVs
Identification method Mass spectrometry
PubMed ID 25483805   
OrganismHomo sapiens
Experiment descriptionVertebrate Hedgehog is secreted on two types of extracellular vesicles with different signaling properties
AuthorsVyas N, Walvekar A, Tate D, Lakshmanan V, Bansal D, Lo Cicero A, Raposo G, Palakodeti D, Dhawan J.
Journal name Sci Rep
Publication year2014
SampleEmbryonic kidney cells
Sample nameHEK293T - P450 - Fraction 1.12 g/mL
Isolation/purification methodsDifferential centrifugation
Ultracentrifugation
Density gradient centrifugation
Flotation density1.09-1.12 g/mL
Molecules identified in the studyProtein
Methods used in the studyMass spectrometry
Western blotting
EV-TRACK EV140018: EV-METRIC:56%, 56%

3
Experiment ID876
Identified moleculeprotein
Extracellular vesicle typeExosomes
MISEVEVs
Identification method Western blotting
PubMed ID 29955024   
OrganismHomo sapiens
Experiment descriptionEssential Role of Sphingosine Kinase 2 in the Regulation of Cargo Contents in the Exosomes from K562 Cells
AuthorsMohamed NNI, Okada T, Kajimoto T, Nakamura SI.
Journal name Kobe J Med Sci
Publication year2018
SampleEmbryonic kidney cells
Sample nameHEK293T - control siRNA transfected
Isolation/purification methodsDifferential centrifugation
Filtration
Ultracentrifugation
Flotation density-
Molecules identified in the studyProtein
Methods used in the studyWestern blotting
EV-TRACK -

4
Experiment ID877
Identified moleculeprotein
Extracellular vesicle typeExosomes
MISEVEVs
Identification method Western blotting
PubMed ID 29955024   
OrganismHomo sapiens
Experiment descriptionEssential Role of Sphingosine Kinase 2 in the Regulation of Cargo Contents in the Exosomes from K562 Cells
AuthorsMohamed NNI, Okada T, Kajimoto T, Nakamura SI.
Journal name Kobe J Med Sci
Publication year2018
SampleEmbryonic kidney cells
Sample nameHEK293T - SphK1 siRNA transfected
Isolation/purification methodsDifferential centrifugation
Filtration
Ultracentrifugation
Flotation density-
Molecules identified in the studyProtein
Methods used in the studyWestern blotting
EV-TRACK -

5
Experiment ID878
Identified moleculeprotein
Extracellular vesicle typeExosomes
MISEVEVs
Identification method Western blotting
PubMed ID 29955024   
OrganismHomo sapiens
Experiment descriptionEssential Role of Sphingosine Kinase 2 in the Regulation of Cargo Contents in the Exosomes from K562 Cells
AuthorsMohamed NNI, Okada T, Kajimoto T, Nakamura SI.
Journal name Kobe J Med Sci
Publication year2018
SampleEmbryonic kidney cells
Sample nameHEK293T - SphK2 siRNA transfected
Isolation/purification methodsDifferential centrifugation
Filtration
Ultracentrifugation
Flotation density-
Molecules identified in the studyProtein
Methods used in the studyWestern blotting
EV-TRACK -

6
Experiment ID1659
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
SampleEmbryonic kidney cells
Sample nameHEK293T
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 ID1671
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
SampleEmbryonic kidney cells
Sample nameHEK293T - 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 ID1671
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
SampleEmbryonic kidney cells
Sample nameHEK293T - 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 -

9
Experiment ID1672
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
SampleEmbryonic kidney cells
Sample nameHEK293T - 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 -

10
Experiment ID1672
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
SampleEmbryonic kidney cells
Sample nameHEK293T - 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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