Gene description for CD33
Gene name CD33 molecule
Gene symbol CD33
Other names/aliases SIGLEC-3
SIGLEC3
p67
Species Homo sapiens
 Database cross references - CD33
ExoCarta ExoCarta_945
Vesiclepedia VP_945
Entrez Gene 945
HGNC 1659
MIM 159590
UniProt P20138  
 CD33 identified in sEVs derived from the following tissue/cell type
Neuroblastoma cells 25944692    
 Gene ontology annotations for CD33
Molecular Function
    protein binding GO:0005515 IPI
    protein tyrosine phosphatase activator activity GO:0008160 IMP
    protein phosphatase binding GO:0019903 IPI
    carbohydrate binding GO:0030246 IEA
    sialic acid binding GO:0033691 IBA
    sialic acid binding GO:0033691 IMP
    signaling receptor activity GO:0038023 TAS
Biological Process
    immune response-inhibiting signal transduction GO:0002765 IDA
    cell adhesion GO:0007155 IBA
    signal transduction GO:0007165 TAS
    cell-cell signaling GO:0007267 TAS
    negative regulation of cell population proliferation GO:0008285 TAS
    negative regulation of interleukin-1 beta production GO:0032691 IMP
    negative regulation of interleukin-8 production GO:0032717 IMP
    negative regulation of tumor necrosis factor production GO:0032720 IMP
    Fc-gamma receptor signaling pathway GO:0038094 IDA
    positive regulation of protein secretion GO:0050714 IMP
    cell-cell adhesion GO:0098609 IMP
    negative regulation of monocyte activation GO:0150102 IDA
Subcellular Localization
    nucleoplasm GO:0005654 IDA
    peroxisome GO:0005777 IDA
    peroxisome GO:0005777 IEA
    Golgi apparatus GO:0005794 IDA
    plasma membrane GO:0005886 IBA
    plasma membrane GO:0005886 IDA
    plasma membrane GO:0005886 TAS
    external side of plasma membrane GO:0009897 IDA
    cell surface GO:0009986 IDA
    specific granule membrane GO:0035579 TAS
    tertiary granule membrane GO:0070821 TAS
 Experiment description of studies that identified CD33 in sEVs
1
Experiment ID 224
MISEV standards
EM|AFM
Biophysical techniques
Alix|TSG101|CD63|CD81
Enriched markers
GOLGA2
Negative markers
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
 Protein-protein interactions for CD33
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 PTPN11 5781
Affinity Capture-Western Homo sapiens
Reconstituted Complex Homo sapiens
2 CYB5B 80777
Two-hybrid Homo sapiens
3 BMP10  
Two-hybrid Homo sapiens
4 PTPN6 5777
Affinity Capture-Western Homo sapiens
Reconstituted Complex Homo sapiens
5 PEX19 5824
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
6 KRT35 3886
Two-hybrid Homo sapiens
7 TMBIM1 64114
Two-hybrid Homo sapiens
8 EMD 2010
Two-hybrid Homo sapiens
9 TMEM100 55273
Two-hybrid Homo sapiens
10 CBL 867
Affinity Capture-Western Homo sapiens
11 COMMD3 23412
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
12 SAAL1 113174
Affinity Capture-MS Homo sapiens
13 TNNC1  
Affinity Capture-MS Homo sapiens
14 GIMAP5  
Two-hybrid Homo sapiens
15 RPRM  
Two-hybrid Homo sapiens
16 TMEM243  
Two-hybrid Homo sapiens
17 SLC39A11  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
18 HERC3 8916
Two-hybrid Homo sapiens
19 KRT40  
Two-hybrid Homo sapiens
20 CXCL9  
Two-hybrid Homo sapiens
21 CALM3 808
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
22 KRT31 3881
Two-hybrid Homo sapiens
23 UBIAD1 29914
Two-hybrid Homo sapiens
24 C3orf52  
Two-hybrid Homo sapiens
View the network image/svg+xml



Perform bioinformatics analysis of your extracellular vesicle data set using FunRich, a open access standalone tool. NEW UPDATED VERSION OF FunRich available for download (12/09/2016) from here