Gene description for IGHA1
Gene name immunoglobulin heavy constant alpha 1
Gene symbol IGHA1
Other names/aliases IgA1
Species Homo sapiens
 Database cross references - IGHA1
ExoCarta ExoCarta_3493
Entrez Gene 3493
HGNC 5478
MIM 146900
 IGHA1 identified in exosomes derived from the following tissue/cell type
B cells 20458337    
B cells 20458337    
B cells 20458337    
Breast milk 17641064    
Mesenchymal stem cells Unpublished / Not applicable
Platelets 25332113    
Platelets 25332113    
Platelets 25332113    
Saliva 19199708    
Urine 25452312    
 Gene ontology annotations for IGHA1
Molecular Function
    immunoglobulin receptor binding GO:0034987 IDA
    antigen binding GO:0003823 NAS
Biological Process
    antibacterial humoral response GO:0019731 IDA
    positive regulation of respiratory burst GO:0060267 IDA
    protein-chromophore linkage GO:0018298 IEA
    immune response GO:0006955 NAS
    glomerular filtration GO:0003094 IMP
    retina homeostasis GO:0001895 IEP
    receptor-mediated endocytosis GO:0006898 TAS
Subcellular Localization
    extracellular region GO:0005576 TAS
    monomeric IgA immunoglobulin complex GO:0071748 IDA
    extracellular space GO:0005615 IDA
    extracellular exosome GO:0070062 IDA
    blood microparticle GO:0072562 IDA
    secretory IgA immunoglobulin complex GO:0071751 IDA
    secretory dimeric IgA immunoglobulin complex GO:0071752 IDA
 Experiment description of studies that identified IGHA1 in exosomes
1
Experiment ID 79
ISEV standards
EV Biophysical techniques
EV Cytosolic markers
CD81|MHCII
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 20458337    
Organism Homo sapiens
Experiment description MHC class II-associated proteins in B-cell exosomes and potential functional implications for exosome biogenesis - Sample 1
Authors Buschow SI, van Balkom BW, Aalberts M, Heck AJ, Wauben M, Stoorvogel W.
Journal name ICB
Publication year 2010
Sample B cells
Sample name RN (HLA-DR15)
Isolation/purification methods Differential centrifugation
Sucrose density gradient
Immunobeads (MHC Class II)
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [FT-ICR]
Western blotting
2
Experiment ID 80
ISEV standards
EV Biophysical techniques
EV Cytosolic markers
CD81|MHCII
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 20458337    
Organism Homo sapiens
Experiment description MHC class II-associated proteins in B-cell exosomes and potential functional implications for exosome biogenesis -Sample 2
Authors Buschow SI, van Balkom BW, Aalberts M, Heck AJ, Wauben M, Stoorvogel W.
Journal name ICB
Publication year 2010
Sample B cells
Sample name RN (HLA-DR15)
Isolation/purification methods Differential centrifugation
Sucrose density gradient
Immunobeads (MHC Class II)
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [FT-ICR]
Western blotting
3
Experiment ID 81
ISEV standards
EV Biophysical techniques
EV Cytosolic markers
CD81|MHCII
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 20458337    
Organism Homo sapiens
Experiment description MHC class II-associated proteins in B-cell exosomes and potential functional implications for exosome biogenesis - Sample 3
Authors Buschow SI, van Balkom BW, Aalberts M, Heck AJ, Wauben M, Stoorvogel W.
Journal name ICB
Publication year 2010
Sample B cells
Sample name RN (HLA-DR15)
Isolation/purification methods Differential centrifugation
Sucrose density gradient
Immunobeads (MHC Class II)
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [FT-ICR]
Western blotting
4
Experiment ID 48
ISEV standards
EM|IEM
EV Biophysical techniques
HSC70
EV Cytosolic markers
CD63|CD86|MHCII
EV Membrane markers
CANX
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 17641064    
Organism Homo sapiens
Experiment description Exosomes with immune modulatory features are present in human breast milk.
Authors Admyre C, Johansson SM, Qazi KR, Filen JJ, Lahesmaa R, Norman M, Neve EP, Scheynius A, Gabrielsson S
Journal name JIMMU
Publication year 2007
Sample Breast milk
Sample name Breast milk - Mature milk
Isolation/purification methods Differential centrifugation
Filtration
Sucrose density gradient
Flotation density 1.10-1.18 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [QSTAR]
Western blotting
Immunoelectron Microscopy
FACS
5
Experiment ID 126
ISEV standards
EV Biophysical techniques
GAPDH
EV Cytosolic markers
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry [LTQ-FT Ultra]
PubMed ID Unpublished / Not applicable
Organism Homo sapiens
Experiment description Mesenchymal Stem Cell Exosomes: The Future MSC-based Therapy?
Authors Ruenn Chai Lai, Ronne Wee Yeh Yeo, Soon Sim Tan, Bin Zhang, Yijun Yin, Newman Siu Kwan Sze, Andre Choo, and Sai Kiang Lim
Journal name Mesenchymal Stem Cell Therapy
Publication year 2011
Sample Mesenchymal stem cells
Sample name huES9.E1
Isolation/purification methods HPLC
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Antobody array
Mass spectrometry
6
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
7
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
8
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
9
Experiment ID 66
ISEV standards
IEM
EV Biophysical techniques
TSG101|Alix
EV Cytosolic markers
CD63|CD81
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 19199708    
Organism Homo sapiens
Experiment description Proteomic analysis of human parotid gland exosomes by multidimensional protein identification technology (MudPIT).
Authors Gonzalez-Begne M, Lu B, Han X, Hagen FK, Hand AR, Melvin JE, Yates JR
Journal name JPR
Publication year 2009
Sample Saliva
Sample name Saliva
Isolation/purification methods Differential centrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [LTQ]
Western blotting
Immunoelectron Microscopy
10
Experiment ID 238
ISEV standards
EM
EV Biophysical techniques
TSG101
EV Cytosolic markers
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25452312    
Organism Homo sapiens
Experiment description N-linked (N-) glycoproteomics of urimary exosomes
Authors Saraswat M, Joenvaara S, Musante L, Peltoniemi H4, Holthofer H, Renkonen R.
Journal name Mol Cell Proteomics
Publication year 2014
Sample Urine
Sample name Urine - Normal
Isolation/purification methods Differential centrifugation
Filtration
Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
 Protein-protein interactions for IGHA1
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 SGK1  
Affinity Capture-MS Homo sapiens
2 CDK2AP1  
Affinity Capture-MS Homo sapiens
3 CDK5RAP3  
Affinity Capture-MS Homo sapiens
View the network image/svg+xml
 Pathways in which IGHA1 is involved
No pathways found





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