Gene description for ABCB4
Gene name ATP-binding cassette, sub-family B (MDR/TAP), member 4
Gene symbol ABCB4
Other names/aliases ABC21
GBD1
ICP3
MDR2
MDR2/3
MDR3
PFIC-3
PGY3
Species Homo sapiens
 Database cross references - ABCB4
ExoCarta ExoCarta_5244
Entrez Gene 5244
HGNC 45
MIM 171060
UniProt P21439  
 ABCB4 identified in exosomes derived from the following tissue/cell type
Neuroblastoma cells 25944692    
Platelets 25332113    
Platelets 25332113    
Platelets 25332113    
Serum 25844599    
Serum 25844599    
Serum 25844599    
Serum 25844599    
Serum 25844599    
Serum 25844599    
Urine 21595033    
Urine 21595033    
Urine 21595033    
 Gene ontology annotations for ABCB4
Molecular Function
    xenobiotic-transporting ATPase activity GO:0008559 IEA
    ATPase activity, coupled to transmembrane movement of substances GO:0042626 TAS
    ATP binding GO:0005524 IEA
Biological Process
    small molecule metabolic process GO:0044281 TAS
    transmembrane transport GO:0055085 IBA
    cellular lipid metabolic process GO:0044255 TAS
    transport GO:0006810 TAS
    response to drug GO:0042493 TAS
    xenobiotic transport GO:0042908 IEA
    lipid metabolic process GO:0006629 TAS
    drug transmembrane transport GO:0006855 IEA
Subcellular Localization
    intercellular canaliculus GO:0046581 IEA
    plasma membrane GO:0005886 TAS
    integral component of plasma membrane GO:0005887 TAS
    membrane GO:0016020 TAS
    extracellular exosome GO:0070062 IDA
 Experiment description of studies that identified ABCB4 in exosomes
1
Experiment ID 224
ISEV standards
✔
EM|AFM
EV Biophysical techniques
✔
Alix|TSG101
EV Cytosolic markers
✔
CD63|CD81
EV Membrane markers
✔
GOLGA2
EV Negative markers
✘ EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25944692    
Organism Homo sapiens
Experiment description Proteogenomic analysis reveals exosomes are more oncogenic than ectosomes
Authors Keerthikumar S, Gangoda L, Liem M, Fonseka P, Atukorala I, Ozcitti C, Mechler A, Adda CG, Ang CS, Mathivanan S
Journal name Oncotarget
Publication year 2015
Sample Neuroblastoma cells
Sample name SH-SY5Y
Isolation/purification methods Differential centrifugation
Ultracentrifugation
OptiPrep density gradient
Flotation density 1.10 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
Western blotting
2
Experiment ID 231
ISEV standards
✘ EV Biophysical techniques
✔
Alix
EV Cytosolic markers
✔
CD63|CD9
EV Membrane markers
✘ EV Negative markers
✔
NTA
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25332113    
Organism Homo sapiens
Experiment description Lipidomic and proteomic characterization of platelet extracellular vesicle subfractions from senescent platelets
Authors Pienimaeki-Roemer A, Kuhlmann K, Bottcher A, Konovalova T, Black A, Orso E, Liebisch G, Ahrens M, Eisenacher M, Meyer HE, Schmitz G.
Journal name Transfusion
Publication year 2015
Sample Platelets
Sample name PL-Exs - Rep 1
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Optiprep density gradient
Flotation density 1.12-1.15 g/mL
Molecules identified in the study Protein
Lipids
Methods used in the study Western blotting
Mass spectrometry
3
Experiment ID 232
ISEV standards
✘ EV Biophysical techniques
✘ EV Cytosolic markers
✘ EV Membrane markers
✘ EV Negative markers
✘ EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25332113    
Organism Homo sapiens
Experiment description Lipidomic and proteomic characterization of platelet extracellular vesicle subfractions from senescent platelets
Authors Pienimaeki-Roemer A, Kuhlmann K, Bottcher A, Konovalova T, Black A, Orso E, Liebisch G, Ahrens M, Eisenacher M, Meyer HE, Schmitz G.
Journal name Transfusion
Publication year 2015
Sample Platelets
Sample name PL-Exs - Rep 2
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Optiprep density gradient
Flotation density 1.12-1.15 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
4
Experiment ID 233
ISEV standards
✘ EV Biophysical techniques
✘ EV Cytosolic markers
✘ EV Membrane markers
✘ EV Negative markers
✘ EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25332113    
Organism Homo sapiens
Experiment description Lipidomic and proteomic characterization of platelet extracellular vesicle subfractions from senescent platelets
Authors Pienimaeki-Roemer A, Kuhlmann K, Bottcher A, Konovalova T, Black A, Orso E, Liebisch G, Ahrens M, Eisenacher M, Meyer HE, Schmitz G.
Journal name Transfusion
Publication year 2015
Sample Platelets
Sample name PL-Exs - Rep 3
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Optiprep density gradient
Flotation density 1.12-1.15 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
5
Experiment ID 276
ISEV standards
✘ EV Biophysical techniques
✔
Alix|RAB5A
EV Cytosolic markers
✔
CD9
EV Membrane markers
✘ EV Negative markers
✔
NTA
EV Particle analysis
Identified molecule protein
Identification method Western blotting
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 Serum
Sample name Serum - Docetaxel resistant castration resistant prostate cancer patient 1
Isolation/purification methods Filtration
Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
6
Experiment ID 277
ISEV standards
✘ EV Biophysical techniques
✔
Alix|RAB5A
EV Cytosolic markers
✔
CD9
EV Membrane markers
✘ EV Negative markers
✔
NTA
EV Particle analysis
Identified molecule protein
Identification method Western blotting
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 Serum
Sample name Serum - Docetaxel resistant castration resistant prostate cancer patient 2
Isolation/purification methods Filtration
Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
7
Experiment ID 278
ISEV standards
✘ EV Biophysical techniques
✔
Alix|RAB5A
EV Cytosolic markers
✔
CD9
EV Membrane markers
✘ EV Negative markers
✔
NTA
EV Particle analysis
Identified molecule protein
Identification method Western blotting
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 Serum
Sample name Serum - Docetaxel resistant castration resistant prostate cancer patient 3
Isolation/purification methods Filtration
Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
8
Experiment ID 279
ISEV standards
✘ EV Biophysical techniques
✔
Alix|RAB5A
EV Cytosolic markers
✘ EV Membrane markers
✘ EV Negative markers
✔
NTA
EV Particle analysis
Identified molecule protein
Identification method Western blotting
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 Serum
Sample name Serum - Docetaxel sensitive castration resistant prostate cancer patient 4
Isolation/purification methods Filtration
Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
9
Experiment ID 280
ISEV standards
✘ EV Biophysical techniques
✔
Alix|RAB5A
EV Cytosolic markers
✘ EV Membrane markers
✘ EV Negative markers
✔
NTA
EV Particle analysis
Identified molecule protein
Identification method Western blotting
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 Serum
Sample name Serum - Docetaxel sensitive castration resistant prostate cancer patient 5
Isolation/purification methods Filtration
Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
10
Experiment ID 281
ISEV standards
✘ EV Biophysical techniques
✔
Alix|RAB5A
EV Cytosolic markers
✔
CD9
EV Membrane markers
✘ EV Negative markers
✔
NTA
EV Particle analysis
Identified molecule protein
Identification method Western blotting
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 Serum
Sample name Serum - Docetaxel sensitive castration resistant prostate cancer patient 6
Isolation/purification methods Filtration
Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
11
Experiment ID 193
ISEV standards
✔
EM
EV Biophysical techniques
✘ EV Cytosolic markers
✔
CD63|CD9
EV Membrane markers
✔
PHB
EV Negative markers
✘ EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 21595033    
Organism Homo sapiens
Experiment description Proteomic analysis of urinary exosomes from patients of early IgA nephropathy and thin basement membrane nephropathy.
Authors Moon PG, Lee JE, You S, Kim TK, Cho JH, Kim IS, Kwon TH, Kim CD, Park SH, Hwang D, Kim YL, Baek MC.
Journal name Proteomics
Publication year 2011
Sample Urine
Sample name Urine - Normal
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Sucrose density gradient
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
12
Experiment ID 194
ISEV standards
✘ EV Biophysical techniques
✘ EV Cytosolic markers
✘ EV Membrane markers
✘ EV Negative markers
✘ EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 21595033    
Organism Homo sapiens
Experiment description Proteomic analysis of urinary exosomes from patients of early IgA nephropathy and thin basement membrane nephropathy.
Authors Moon PG, Lee JE, You S, Kim TK, Cho JH, Kim IS, Kwon TH, Kim CD, Park SH, Hwang D, Kim YL, Baek MC.
Journal name Proteomics
Publication year 2011
Sample Urine
Sample name Urine - Patients of basement membrane nephropathy
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Sucrose density gradient
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
13
Experiment ID 195
ISEV standards
✘ EV Biophysical techniques
✘ EV Cytosolic markers
✘ EV Membrane markers
✘ EV Negative markers
✘ EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 21595033    
Organism Homo sapiens
Experiment description Proteomic analysis of urinary exosomes from patients of early IgA nephropathy and thin basement membrane nephropathy.
Authors Moon PG, Lee JE, You S, Kim TK, Cho JH, Kim IS, Kwon TH, Kim CD, Park SH, Hwang D, Kim YL, Baek MC.
Journal name Proteomics
Publication year 2011
Sample Urine
Sample name Urine - Patients of early IgA nephropathy
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Sucrose density gradient
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
 Protein-protein interactions for ABCB4
  Protein Interactor ExoCarta ID Identification method PubMed Species
No interactions are found.
 Pathways in which ABCB4 is involved
PathwayEvidenceSource
PPARA activates gene expression TAS Reactome





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