Gene description for PURB |
Gene name |
purine-rich element binding protein B |
Gene symbol |
PURB |
Other names/aliases |
PURBETA |
Species |
Homo sapiens |
Database cross references - PURB |
ExoCarta |
ExoCarta_5814 |
Entrez Gene |
5814 |
HGNC |
9702 |
MIM |
608887 |
UniProt |
Q96QR8
|
PURB identified in exosomes derived from the following tissue/cell type |
Endothelial cells
|
26027894
|
Squamous carcinoma cells
|
20124223
|
Thymus
|
23844026
|
Gene ontology annotations for PURB |
|
Experiment description of studies that identified PURB in exosomes |
1 |
Experiment ID |
226 |
ISEV standards |
✔
EM
|
EV Biophysical techniques |
✔
GAPDH
|
EV Cytosolic markers |
✔
CD9|FLOT1
|
EV Membrane markers |
✔
LMNA|H2AFX|ATP5A1|TOMM20
|
EV Negative markers |
✘
|
EV Particle analysis
|
|
Identified molecule |
mRNA
|
Identification method |
Small RNA sequencing (Illumina HiSeq 2000 (Solexa)
|
PubMed ID |
26027894
|
Organism |
Homo sapiens |
Experiment description |
Quantitative and qualitative analysis of small RNAs in human endothelial cells and exosomes provides insights into localized RNA processing, degradation and sorting |
Authors |
Bas W. M. van Balkom, Almut S. Eisele, D. Michiel Pegtel, Sander Bervoets, Marianne C. Verhaar |
Journal name |
Journal of Extracellular Vesicles
|
Publication year |
2015 |
Sample |
Endothelial cells |
Sample name |
HMEC-1 |
Isolation/purification methods |
Differential ultracentrifugation Sucrose density gradient |
Flotation density |
1.10 g/mL
|
Molecules identified in the study |
miRNA Protein snoRNA lncRNA yRNA snRNA mRNA ncRNA mtRNA vtRNA scaRNA lincRNA |
Methods used in the study |
Small RNA sequencing (Illumina HiSeq 2000 (Solexa) Western blotting |
|
|
2 |
Experiment ID |
191 |
ISEV standards |
✘
|
EV Biophysical techniques |
✔
Alix
|
EV Cytosolic markers |
✔
CD81|CD9
|
EV Membrane markers |
✘
|
EV Negative markers |
✘
|
EV Particle analysis
|
|
Identified molecule |
protein
|
Identification method |
Mass spectrometry
|
PubMed ID |
20124223
|
Organism |
Homo sapiens |
Experiment description |
Hypoxic tumor cell modulates its microenvironment to enhance angiogenic and metastatic potential by secretion of proteins and exosomes. |
Authors |
Park JE, Tan HS, Datta A, Lai RC, Zhang H, Meng W, Lim SK, Sze SK. |
Journal name |
Mol Cell Proteomics
|
Publication year |
2010 |
Sample |
Squamous carcinoma cells |
Sample name |
Squamous carcinoma cell (A431) |
Isolation/purification methods |
Differential centrifugation |
Flotation density |
-
|
Molecules identified in the study |
Protein |
Methods used in the study |
Mass spectrometry |
|
|
3 |
Experiment ID |
217 |
ISEV standards |
✔
EM
|
EV Biophysical techniques |
✔
TSG101
|
EV Cytosolic markers |
✔
CD81|CD9|CD63
|
EV Membrane markers |
✘
|
EV Negative markers |
✔
NTA
|
EV Particle analysis
|
|
Identified molecule |
protein
|
Identification method |
Mass spectrometry
|
PubMed ID |
23844026
|
Organism |
Homo sapiens |
Experiment description |
Characterization of human thymic exosomes. |
Authors |
Skogberg G, Gudmundsdottir J, van der Post S, Sandstrom K, Bruhn S, Benson M, Mincheva-Nilsson L, Baranov V, Telemo E, Ekwall O. |
Journal name |
PLoS One
|
Publication year |
2013 |
Sample |
Thymus |
Sample name |
Normal-Thymus |
Isolation/purification methods |
Differential centrifugation Filtration Ultracentrifugation |
Flotation density |
-
|
Molecules identified in the study |
Protein |
Methods used in the study |
Mass spectrometry |
|
|
Protein-protein interactions for PURB |
|
Protein Interactor |
ExoCarta ID |
Identification method |
PubMed |
Species |
No interactions are found.
|
|
Pathways in which PURB is involved |
No pathways found
|
|
|