Gene description for HSP90AB4P
Gene name heat shock protein 90kDa alpha (cytosolic), class B member 4, pseudogene
Gene symbol HSP90AB4P
Other names/aliases HSP90Bd
Species Homo sapiens
 Database cross references - HSP90AB4P
ExoCarta ExoCarta_664618
Vesiclepedia VP_664618
Entrez Gene 664618
HGNC 32538
 HSP90AB4P identified in sEVs derived from the following tissue/cell type
Embryonic kidney cells 36706192    
Embryonic kidney cells 36706192    
Gastric cancer cells 33991177    
Gastric cancer cells 33991177    
Gastric cancer cells 33991177    
Mesenchymal stem cells 36408942    
Retinal pigment epithelial cells 35333565    
Retinal pigment epithelial cells 35333565    
 Gene ontology annotations for HSP90AB4P
Molecular Function
    ATP binding GO:0005524 IBA
    ATP hydrolysis activity GO:0016887 IBA
    unfolded protein binding GO:0051082 IBA
    ATP-dependent protein folding chaperone GO:0140662 IEA
Biological Process
    protein folding GO:0006457 IBA
    cellular response to heat GO:0034605 IBA
    protein stabilization GO:0050821 IBA
Subcellular Localization
    cytosol GO:0005829 IBA
    plasma membrane GO:0005886 IBA
    protein-containing complex GO:0032991 IBA
    perinuclear region of cytoplasm GO:0048471 IBA
 Experiment description of studies that identified HSP90AB4P in sEVs
1
Experiment ID 1275
MISEV standards
Biophysical techniques
CD9|TSG101|FLOT1|FLOT2|RAB35|RAB5A|GAPDH|TFRC|CD63|Alix
Enriched markers
PCNA|CANX|GAPDH|HSP90AA1|HSP90B1
Negative markers
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 36706192    
Organism Homo sapiens
Experiment description Displaying and delivering viral membrane antigens via WW domain-activated extracellular vesicles
Authors "Choi S, Yang Z, Wang Q, Qiao Z, Sun M, Wiggins J, Xiang SH, Lu Q."
Journal name Sci Adv
Publication year 2023
Sample Embryonic kidney cells
Sample name HEK293T
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
2
Experiment ID 1280
MISEV standards
Biophysical techniques
TSG101|CD9|FLOT1|FLOT2|RAB35|RAB5A|GAPDH|TFRC|CD63|Alix
Enriched markers
PCNA|CANX|GAPDH|HSP90AA1|HSP90B1
Negative markers
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 36706192    
Organism Homo sapiens
Experiment description Displaying and delivering viral membrane antigens via WW domain-activated extracellular vesicles
Authors "Choi S, Yang Z, Wang Q, Qiao Z, Sun M, Wiggins J, Xiang SH, Lu Q."
Journal name Sci Adv
Publication year 2023
Sample Embryonic kidney cells
Sample name HEK293T - Fraction 5
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
OptiPrep density gradient centrifugation
Flotation density 1.151 g/mL
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
3
Experiment ID 363
MISEV standards
Biophysical techniques
TSG101|GAPDH|AQP1|CD151|CD81|CD82|CD9|EPCAM|FLOT1|FLOT2|ICAM1|ITGA2B|LAMP2|RAB35|RAB5A|RAB5B|SDCBP|TFRC|UCHL1
Enriched markers
DCLK1
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 33991177    
Organism Homo sapiens
Experiment description Cancer stem cell marker DCLK1 reprograms small extracellular vesicles toward migratory phenotype in gastric cancer cells
Authors "Carli ALE, Afshar-Sterle S, Rai A, Fang H, O'Keefe R, Tse J, Ferguson FM, Gray NS, Ernst M, Greening DW, Buchert M."
Journal name Proteomics
Publication year 2021
Sample Gastric cancer cells
Sample name MKN1 - 100K pellet
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
4
Experiment ID 364
MISEV standards
Biophysical techniques
TSG101|GAPDH|AQP1|CD151|CD81|CD82|CD9|EPCAM|FLOT1|FLOT2|ICAM1|ITGA2B|LAMP2|RAB35|RAB5A|RAB5B|SDCBP|TFRC|UCHL1
Enriched markers
DCLK1
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 33991177    
Organism Homo sapiens
Experiment description Cancer stem cell marker DCLK1 reprograms small extracellular vesicles toward migratory phenotype in gastric cancer cells
Authors "Carli ALE, Afshar-Sterle S, Rai A, Fang H, O'Keefe R, Tse J, Ferguson FM, Gray NS, Ernst M, Greening DW, Buchert M."
Journal name Proteomics
Publication year 2021
Sample Gastric cancer cells
Sample name MKN1 - 100K pellet
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
5
Experiment ID 365
MISEV standards
Biophysical techniques
TSG101|GAPDH|AQP1|CD151|CD81|CD82|CD9|EPCAM|FLOT1|FLOT2|ICAM1|ITGA2B|LAMP2|RAB35|RAB5A|RAB5B|SDCBP|TFRC|UCHL1
Enriched markers
DCLK1
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 33991177    
Organism Homo sapiens
Experiment description Cancer stem cell marker DCLK1 reprograms small extracellular vesicles toward migratory phenotype in gastric cancer cells
Authors "Carli ALE, Afshar-Sterle S, Rai A, Fang H, O'Keefe R, Tse J, Ferguson FM, Gray NS, Ernst M, Greening DW, Buchert M."
Journal name Proteomics
Publication year 2021
Sample Gastric cancer cells
Sample name MKN1 - 100K pellet
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
6
Experiment ID 488
MISEV standards
EM
Biophysical techniques
CD9|CD81|CD63|GAPDH|SDCBP|LAMP1|TFRC|UCHL1|FLOT2|LAMP2|FLOT1|ICAM1|RAB5B|CD151|RAB35|TSG101|RAB5A|CD82
Enriched markers
CANX
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 36408942    
Organism Homo sapiens
Experiment description Quantitative proteomic analysis of exosomes from umbilical cord mesenchymal stem cells and rat bone marrow stem cells
Authors "Xu X, Yin F, Guo M, Gan G, Lin G, Wen C, Wang J, Song P, Wang J, Qi ZQ, Zhong CQ."
Journal name Proteomics
Publication year 2023
Sample Mesenchymal stem cells
Sample name UCMSC
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectometry
7
Experiment ID 834
MISEV standards
EM
Biophysical techniques
LAMP2|CD63|FLOT1|ITGA2B|ICAM1|CD9|CD151|TFRC|RAB5A|GAPDH|AQP1|TSG101
Enriched markers
CANX
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 35333565    
Organism Homo sapiens
Experiment description LAMP2A regulates the loading of proteins into exosomes
Authors "Ferreira JV, da Rosa Soares A, Ramalho J, Máximo Carvalho C, Cardoso MH, Pintado P, Carvalho AS, Beck HC, Matthiesen R, Zuzarte M, Girão H, van Niel G, Pereira P"
Journal name Sci Adv
Publication year 2022
Sample Retinal pigment epithelial cells
Sample name ARPE-19
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
8
Experiment ID 835
MISEV standards
EM
Biophysical techniques
CD63|FLOT1|ITGA2B|ICAM1|CD9|CD151|TFRC|RAB5A|GAPDH|AQP1|TSG101
Enriched markers
CANX
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 35333565    
Organism Homo sapiens
Experiment description LAMP2A regulates the loading of proteins into exosomes
Authors "Ferreira JV, da Rosa Soares A, Ramalho J, Máximo Carvalho C, Cardoso MH, Pintado P, Carvalho AS, Beck HC, Matthiesen R, Zuzarte M, Girão H, van Niel G, Pereira P"
Journal name Sci Adv
Publication year 2022
Sample Retinal pigment epithelial cells
Sample name ARPE-19
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
 Protein-protein interactions for HSP90AB4P
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 ATP6V1B2 526
Cross-Linking-MS (XL-MS) Homo sapiens
2 CDK3 1018
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
3 HNRNPA0 10949
Cross-Linking-MS (XL-MS) Homo sapiens
4 FBXL4 26235
Affinity Capture-MS Homo sapiens
5 MYLK4  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
6 CPM 1368
Affinity Capture-MS Homo sapiens
7 ANKK1  
Affinity Capture-MS Homo sapiens
8 TSSK6 83983
Affinity Capture-MS Homo sapiens
9 STYK1  
Affinity Capture-MS Homo sapiens
10 THOC2 57187
Cross-Linking-MS (XL-MS) Homo sapiens
11 SLC2A1 6513
Cross-Linking-MS (XL-MS) Homo sapiens
12 RNMT 8731
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
13 RPS6KA4 8986
Affinity Capture-MS Homo sapiens
14 HSP90AB1 3326
Affinity Capture-MS Homo sapiens
15 UNC45B  
Affinity Capture-MS Homo sapiens
16 DNAJB3 414061
Affinity Capture-MS Homo sapiens
17 DNAJB6 10049
Affinity Capture-MS Homo sapiens
18 AMHR2  
Affinity Capture-MS Homo sapiens
19 KIF23 9493
Affinity Capture-MS Homo sapiens
20 YES1 7525
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
21 SMYD3 64754
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
22 AGO3  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
23 TMEM184B  
Affinity Capture-MS Homo sapiens
24 PRPS1 5631
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
25 LIAS  
Affinity Capture-MS Homo sapiens
26 STIP1 10963
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
27 PLD2 5338
Affinity Capture-MS Homo sapiens
28 AMD1  
Affinity Capture-MS Homo sapiens
29 MAP3K6  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
30 LIMK1 3984
Affinity Capture-MS Homo sapiens
31 AGO2 27161
Affinity Capture-MS Homo sapiens
32 CHMP4C 92421
Affinity Capture-MS Homo sapiens
33 PPP5C 5536
Affinity Capture-MS Homo sapiens
34 USP11 8237
Affinity Capture-MS Homo sapiens
35 PDGFRB 5159
Affinity Capture-MS Homo sapiens
36 RNF146  
Affinity Capture-MS Homo sapiens
37 FYN 2534
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
38 ERP29 10961
Cross-Linking-MS (XL-MS) Homo sapiens
39 TTC9C 283237
Affinity Capture-MS Homo sapiens
40 ANAPC4 29945
Affinity Capture-MS Homo sapiens
41 Ksr1  
Affinity Capture-MS Mus musculus
42 PRKACB 5567
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
43 REN  
Affinity Capture-MS Homo sapiens
44 ANLN 54443
Affinity Capture-MS Homo sapiens
45 TXK  
Affinity Capture-MS Homo sapiens
46 MRM1  
Affinity Capture-MS Homo sapiens
47 CDK7 1022
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
48 ECT2 1894
Affinity Capture-MS Homo sapiens
49 TKTL1  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
50 CDKL1  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
51 AKT3  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
52 FKBP8 23770
Affinity Capture-MS Homo sapiens
53 METTL21B  
Affinity Capture-MS Homo sapiens
54 PLD5  
Affinity Capture-MS Homo sapiens
55 HIST3H3 8290
Cross-Linking-MS (XL-MS) Homo sapiens
56 PAGE2 203569
Affinity Capture-MS Homo sapiens
57 GUCY2D  
Affinity Capture-MS Homo sapiens
58 AURKB 9212
Affinity Capture-MS Homo sapiens
59 SLC35B2 347734
Affinity Capture-MS Homo sapiens
60 FKBP5 2289
Affinity Capture-MS Homo sapiens
61 AGO4  
Affinity Capture-MS Homo sapiens
62 MREG  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
63 BAG1 573
Affinity Capture-MS Homo sapiens
64 CDKL4  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
65 SRMS  
Affinity Capture-MS Homo sapiens
66 RAB28 9364
Affinity Capture-MS Homo sapiens
67 PLA2G1B  
Affinity Capture-MS Homo sapiens
68 LLGL2 3993
Affinity Capture-MS Homo sapiens
69 MAP2K2 5605
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
70 PLEKHA4 57664
Affinity Capture-MS Homo sapiens
71 MPLKIP  
Affinity Capture-MS Homo sapiens
72 CCIN  
Affinity Capture-MS Homo sapiens
73 DIDO1  
Cross-Linking-MS (XL-MS) Homo sapiens
74 FOLR1 2348
Affinity Capture-MS Homo sapiens
75 AGO1  
Affinity Capture-MS Homo sapiens
76 RUVBL2 10856
Affinity Capture-MS Homo sapiens
77 DUSP3 1845
Affinity Capture-MS Homo sapiens
78 LRRC28  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
79 CDC37 11140
Affinity Capture-MS Homo sapiens
80 IKBKG 8517
Affinity Capture-MS Homo sapiens
81 CCDC117  
Affinity Capture-MS Homo sapiens
82 CDK15  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
83 FKBP4 2288
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
84 HSP90AA1 3320
Affinity Capture-MS Homo sapiens
Cross-Linking-MS (XL-MS) Homo sapiens
85 SGK2  
Affinity Capture-MS Homo sapiens
86 PLD3 23646
Affinity Capture-MS Homo sapiens
87 CDK13 8621
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
88 CNDP1  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
89 PDIK1L  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
90 CDK4 1019
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
91 CDK9 1025
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
92 PINK1  
Affinity Capture-MS Homo sapiens
93 STK35  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
94 STK11 6794
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
95 PTGES3 10728
Affinity Capture-MS Homo sapiens
96 PRKX 5613
Affinity Capture-MS Homo sapiens
97 PLD6  
Affinity Capture-MS Homo sapiens
98 UBE3D  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
99 THOP1 7064
Cross-Linking-MS (XL-MS) Homo sapiens
View the network image/svg+xml
 Pathways in which HSP90AB4P is involved
No pathways found





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