Gene description for FEM1B
Gene name fem-1 homolog b (C. elegans)
Gene symbol FEM1B
Other names/aliases F1A-ALPHA
F1AA
FEM1-beta
Species Homo sapiens
 Database cross references - FEM1B
ExoCarta ExoCarta_10116
Entrez Gene 10116
HGNC 3649
MIM 613539
UniProt Q9UK73  
 FEM1B identified in exosomes derived from the following tissue/cell type
Endothelial cells 26027894    
Hepatocellular carcinoma cells 26054723    
 Gene ontology annotations for FEM1B
Molecular Function
    death receptor binding GO:0005123 NAS
    protein binding GO:0005515 IPI
    ubiquitin-protein transferase activity GO:0004842 IMP
Biological Process
    apoptotic process GO:0006915 NAS
    regulation of ubiquitin-protein transferase activity GO:0051438 IMP
    protein ubiquitination GO:0016567 IEA
    regulation of DNA damage checkpoint GO:2000001 IMP
    branching involved in prostate gland morphogenesis GO:0060442 IEA
    regulation of extrinsic apoptotic signaling pathway via death domain receptors GO:1902041 IMP
    epithelial cell maturation involved in prostate gland development GO:0060743 IEA
Subcellular Localization
    nucleoplasm GO:0005654 IDA
    nucleus GO:0005634 IDA
    cytoplasm GO:0005737 IDA
 Experiment description of studies that identified FEM1B 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 236
ISEV standards
EM
EV Biophysical techniques
TSG101|Alix|HSC70|GAPDH
EV Cytosolic markers
EV Membrane markers
HSP90B1
EV Negative markers
qNano
EV Particle analysis
Identified molecule mRNA
Identification method RNA Sequencing
PubMed ID 26054723    
Organism Homo sapiens
Experiment description Hepatocellular carcinoma-derived exosomes promote motility of immortalized hepatocyte through transfer of oncogenic proteins and RNAs
Authors He M, Qin H, Poon TC, Sze SC, Ding X, Co NN, Ngai SM, Chan TF, Wong N
Journal name Carcinogenesis
Publication year 2015
Sample Hepatocellular carcinoma cells
Sample name MHCC97L
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Sucrose density gradient
Flotation density 1.13-1.19 g/mL
Molecules identified in the study Protein
RNA
Methods used in the study Western blotting
Mass spectrometry
RT-PCR
RNA Sequencing
 Protein-protein interactions for FEM1B
  Protein Interactor ExoCarta ID Identification method PubMed Species
No interactions are found.
 Pathways in which FEM1B is involved
No pathways found





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