Gene description for RAPGEF6
Gene name Rap guanine nucleotide exchange factor (GEF) 6
Gene symbol RAPGEF6
Other names/aliases KIA001LB
PDZ-GEF2
PDZGEF2
RA-GEF-2
RAGEF2
Species Homo sapiens
 Database cross references - RAPGEF6
ExoCarta ExoCarta_51735
Vesiclepedia VP_51735
Entrez Gene 51735
HGNC 20655
MIM 610499
UniProt Q8TEU7  
 RAPGEF6 identified in sEVs derived from the following tissue/cell type
Neuroblastoma cells 25944692    
 Gene ontology annotations for RAPGEF6
Molecular Function
    guanyl-nucleotide exchange factor activity GO:0005085 IBA
    guanyl-nucleotide exchange factor activity GO:0005085 IDA
    protein binding GO:0005515 IPI
    GTP-dependent protein binding GO:0030742 IDA
    small GTPase binding GO:0031267 IDA
    phosphatidic acid binding GO:0070300 IDA
Biological Process
    Ras protein signal transduction GO:0007265 IBA
    Ras protein signal transduction GO:0007265 NAS
    microvillus assembly GO:0030033 IGI
    regulation of GTPase activity GO:0043087 NAS
    positive regulation of GTPase activity GO:0043547 IMP
    protein localization to plasma membrane GO:0072659 IMP
    establishment of endothelial intestinal barrier GO:0090557 IMP
Subcellular Localization
    centrosome GO:0005813 IDA
    cytosol GO:0005829 IDA
    plasma membrane GO:0005886 IBA
    plasma membrane GO:0005886 IDA
    apical plasma membrane GO:0016324 IBA
    apical plasma membrane GO:0016324 IDA
    endocytic vesicle GO:0030139 IBA
    endocytic vesicle GO:0030139 IDA
 Experiment description of studies that identified RAPGEF6 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 RAPGEF6
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 YWHAH 7533
Affinity Capture-MS Homo sapiens
2 PARD3 56288
Proximity Label-MS Homo sapiens
3 FTL 2512
Affinity Capture-MS Homo sapiens
4 PHLPP1  
Proximity Label-MS Homo sapiens
5 SNX27 81609
Affinity Capture-MS Homo sapiens
6 PLEKHA4 57664
Affinity Capture-MS Homo sapiens
7 BAG2 9532
Affinity Capture-MS Homo sapiens
8 GRN 2896
Affinity Capture-MS Homo sapiens
9 RAPGEF2 9693
Affinity Capture-MS Homo sapiens
10 NEDD4 4734
Reconstituted Complex Homo sapiens
11 OCLN 100506658
Proximity Label-MS Homo sapiens
12 WWP1 11059
Affinity Capture-MS Homo sapiens
13 XPO1 7514
Affinity Capture-MS Homo sapiens
14 YWHAB 7529
Affinity Capture-MS Homo sapiens
15 LINC00839  
Protein-RNA Homo sapiens
16 PFN1 5216
Proximity Label-MS Homo sapiens
17 KRT8 3856
Proximity Label-MS Homo sapiens
18 SSSCA1 10534
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
19 APBA3  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
20 RAP1A 5906
Biochemical Activity Homo sapiens
21 SHMT2 6472
Affinity Capture-RNA Homo sapiens
22 MAGEA9  
Affinity Capture-MS Homo sapiens
23 DUSP16  
Affinity Capture-MS Homo sapiens
24 MRAS 22808
Reconstituted Complex Homo sapiens
25 NXF1 10482
Affinity Capture-RNA Homo sapiens
26 APEX1 328
Affinity Capture-RNA Homo sapiens
27 RPA3 6119
Proximity Label-MS Homo sapiens
28 SOWAHB  
Affinity Capture-MS Homo sapiens
29 MOV10 4343
Affinity Capture-RNA Homo sapiens
30 YWHAZ 7534
Affinity Capture-MS Homo sapiens
31 AURKA 6790
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
32 HSPA2 3306
Affinity Capture-MS Homo sapiens
33 GOLGA1  
Proximity Label-MS Homo sapiens
34 SERPINB2 5055
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
35 HSPA1A 3303
Affinity Capture-MS Homo sapiens
36 RARRES1 5918
Affinity Capture-MS Homo sapiens
37 EPHA2 1969
Proximity Label-MS Homo sapiens
38 RPA4  
Proximity Label-MS Homo sapiens
39 ENO1 2023
Affinity Capture-RNA Homo sapiens
40 KRAS 3845
Proximity Label-MS Homo sapiens
41 RHOB 388
Proximity Label-MS Homo sapiens
42 YWHAG 7532
Affinity Capture-MS Homo sapiens
43 YWHAE 7531
Affinity Capture-MS Homo sapiens
44 YAP1 10413
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
45 CAV1 857
Proximity Label-MS Homo sapiens
46 PIPSL 266971
Affinity Capture-MS Homo sapiens
47 RAP2A 5911
Affinity Capture-MS Homo sapiens
Biochemical Activity Homo sapiens
View the network image/svg+xml
 Pathways in which RAPGEF6 is involved
No pathways found





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