Gene description for C8A
Gene name complement component 8, alpha polypeptide
Gene symbol C8A
Other names/aliases -
Species Homo sapiens
 Database cross references - C8A
ExoCarta ExoCarta_731
Entrez Gene 731
HGNC 1352
MIM 120950
UniProt P07357  
 C8A identified in exosomes derived from the following tissue/cell type
Platelets 25332113    
Platelets 25332113    
Platelets 25332113    
 Gene ontology annotations for C8A
Molecular Function
    protein complex binding GO:0032403 IEA
    complement binding GO:0001848 IEA
Biological Process
    complement activation GO:0006956 IDA
    innate immune response GO:0045087 TAS
    immune response GO:0006955 TAS
    complement activation, classical pathway GO:0006958 IEA
    regulation of complement activation GO:0030449 TAS
    cytolysis GO:0019835 IEA
    complement activation, alternative pathway GO:0006957 IEA
Subcellular Localization
    extracellular space GO:0005615 TAS
    membrane attack complex GO:0005579 IDA
    extracellular exosome GO:0070062 IDA
    membrane GO:0016020 TAS
    blood microparticle GO:0072562 IDA
    extracellular region GO:0005576 TAS
 Experiment description of studies that identified C8A in exosomes
1
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
2
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
3
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 C8A
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 CD59 966
Invitro Homo sapiens
2 C8G 733
Reconstituted Complex Homo sapiens
3 C9 735
Invitro Homo sapiens
View the network image/svg+xml
 Pathways in which C8A is involved
PathwayEvidenceSource
Regulation of Complement cascade TAS Reactome
Terminal pathway of complement TAS Reactome





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