Gene description for LPA
Gene name lipoprotein, Lp(a)
Gene symbol LPA
Other names/aliases AK38
APOA
LP
Species Homo sapiens
 Database cross references - LPA
ExoCarta ExoCarta_4018
Entrez Gene 4018
HGNC 6667
MIM 152200
 LPA identified in exosomes derived from the following tissue/cell type
Plasma 19028452    
Platelets 25332113    
Platelets 25332113    
Platelets 25332113    
 Gene ontology annotations for LPA
Molecular Function
    serine-type endopeptidase activity GO:0004252 IDA
    apolipoprotein binding GO:0034185 IPI
    heparin binding GO:0008201 NAS
    fibronectin binding GO:0001968 IPI
    protein binding GO:0005515 IPI
    endopeptidase inhibitor activity GO:0004866 TAS
Biological Process
    mononuclear cell migration GO:0071674 IEA
    proteolysis involved in cellular protein catabolic process GO:0051603 IEA
    trophoblast giant cell differentiation GO:0060707 IEA
    lipid transport GO:0006869 IEA
    lipid metabolic process GO:0006629 NAS
    negative regulation of endopeptidase activity GO:0010951 TAS
    lipoprotein metabolic process GO:0042157 TAS
    tissue regeneration GO:0042246 IEA
    receptor-mediated endocytosis GO:0006898 TAS
    blood circulation GO:0008015 TAS
    small molecule metabolic process GO:0044281 TAS
    muscle cell cellular homeostasis GO:0046716 IEA
    myoblast differentiation GO:0045445 IEA
    labyrinthine layer blood vessel development GO:0060716 IEA
Subcellular Localization
    extrinsic component of plasma membrane GO:0019897 IEA
    intracellular membrane-bounded organelle GO:0043231 IEA
    extracellular region GO:0005576 TAS
    plasma lipoprotein particle GO:0034358 IDA
 Experiment description of studies that identified LPA in exosomes
1
Experiment ID 44
ISEV standards
IEM
EV Biophysical techniques
EV Cytosolic markers
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 19028452    
Organism Homo sapiens
Experiment description Proteomic profiling of human plasma exosomes identifies PPARgamma as an exosome-associated protein.
Authors Looze C, Yui D, Leung L, Ingham M, Kaler M, Yao X, Wu WW, Shen RF, Daniels MP, Levine SJ
Journal name BBRC
Publication year 2009
Sample Plasma
Sample name Plasma
Isolation/purification methods Filtration
Size exclusion
Sucrose density gradient
Flotation density 1.15-1.16 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [LTQ]
Western blotting
Immunoelectron Microscopy
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
 Protein-protein interactions for LPA
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 FN1 2335
Reconstituted Complex Homo sapiens
Biochemical Activity Homo sapiens
2 LRP2 4036
Invitro Homo sapiens
3 FGB 2244
Invivo Homo sapiens
Invitro Homo sapiens
4 CANX 821
Invitro Homo sapiens
Invitro Homo sapiens
Invivo Homo sapiens
Invivo Homo sapiens
View the network image/svg+xml
 Pathways in which LPA is involved
No pathways found





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