Gene description for TMEM50B
Gene name transmembrane protein 50B
Gene symbol TMEM50B
Other names/aliases C21orf4
HCVP7TP3
Species Homo sapiens
 Database cross references - TMEM50B
ExoCarta ExoCarta_757
Vesiclepedia VP_757
Entrez Gene 757
HGNC 1280
UniProt P56557  
 TMEM50B identified in sEVs derived from the following tissue/cell type
Retinal pigment epithelial cells 35333565    
Retinal pigment epithelial cells 35333565    
 Gene ontology annotations for TMEM50B
Molecular Function
    protein binding GO:0005515 IPI
Biological Process
    late endosome to vacuole transport via multivesicular body sorting pathway GO:0032511 IBA
Subcellular Localization
    Golgi membrane GO:0000139 IEA
    endoplasmic reticulum GO:0005783 IDA
    endoplasmic reticulum membrane GO:0005789 IEA
    plasma membrane GO:0005886 HDA
 Experiment description of studies that identified TMEM50B in sEVs
1
Experiment ID 834
MISEV standards
EM
Biophysical techniques
LAMP2|CD63|FLOT1|ITGA2B|ICAM1|CD9|CD151|TFRC|RAB5A|GAPDH|AQP1|TSG101
Enriched markers
CANX
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 35333565    
Organism Homo sapiens
Experiment description LAMP2A regulates the loading of proteins into exosomes
Authors "Ferreira JV, da Rosa Soares A, Ramalho J, Máximo Carvalho C, Cardoso MH, Pintado P, Carvalho AS, Beck HC, Matthiesen R, Zuzarte M, Girão H, van Niel G, Pereira P"
Journal name Sci Adv
Publication year 2022
Sample Retinal pigment epithelial cells
Sample name ARPE-19
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
2
Experiment ID 835
MISEV standards
EM
Biophysical techniques
CD63|FLOT1|ITGA2B|ICAM1|CD9|CD151|TFRC|RAB5A|GAPDH|AQP1|TSG101
Enriched markers
CANX
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 35333565    
Organism Homo sapiens
Experiment description LAMP2A regulates the loading of proteins into exosomes
Authors "Ferreira JV, da Rosa Soares A, Ramalho J, Máximo Carvalho C, Cardoso MH, Pintado P, Carvalho AS, Beck HC, Matthiesen R, Zuzarte M, Girão H, van Niel G, Pereira P"
Journal name Sci Adv
Publication year 2022
Sample Retinal pigment epithelial cells
Sample name ARPE-19
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
 Protein-protein interactions for TMEM50B
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 TMEM52B 120939
Two-hybrid Homo sapiens
2 CLRN1  
Two-hybrid Homo sapiens
3 BCL2L1 598
Two-hybrid Homo sapiens
4 FAM209A 200232
Two-hybrid Homo sapiens
5 TMEM14B  
Two-hybrid Homo sapiens
6 GPR152  
Two-hybrid Homo sapiens
7 EDA  
Two-hybrid Homo sapiens
8 AMIGO1  
Two-hybrid Homo sapiens
9 TMEM88  
Two-hybrid Homo sapiens
10 SLC10A6  
Two-hybrid Homo sapiens
11 GPX8 493869
Two-hybrid Homo sapiens
12 HLA-DPA1  
Two-hybrid Homo sapiens
13 SCN3B  
Two-hybrid Homo sapiens
14 LEPROTL1 23484
Two-hybrid Homo sapiens
15 SLC16A13 201232
Two-hybrid Homo sapiens
16 NCR1  
Two-hybrid Homo sapiens
17 LHFPL5  
Two-hybrid Homo sapiens
18 TMX2 51075
Two-hybrid Homo sapiens
19 CREB3L1  
Two-hybrid Homo sapiens
View the network image/svg+xml
 Pathways in which TMEM50B is involved
No pathways found





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