Gene description for CPNE4
Gene name copine IV
Gene symbol CPNE4
Other names/aliases COPN4
CPN4
Species Homo sapiens
 Database cross references - CPNE4
ExoCarta ExoCarta_131034
Vesiclepedia VP_131034
Entrez Gene 131034
HGNC 2317
MIM 604208
UniProt Q96A23  
 CPNE4 identified in exosomes derived from the following tissue/cell type
Hepatocytes 26054723    
 Gene ontology annotations for CPNE4
Molecular Function
    protein binding GO:0005515 IPI
    calcium-dependent phospholipid binding GO:0005544 IBA
    metal ion binding GO:0046872 IEA
Biological Process
    cellular response to calcium ion GO:0071277 IBA
Subcellular Localization
    plasma membrane GO:0005886 IBA
    extracellular exosome GO:0070062 HDA
    glutamatergic synapse GO:0098978 IEA
 Experiment description of studies that identified CPNE4 in exosomes
1
Experiment ID 237
MISEV standards
EM
Biophysical techniques
TSG101|Alix|HSC70|GAPDH
Enriched markers
HSP90B1
Negative markers
qNano
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 Hepatocytes
Sample name MIHA
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
RNA Sequencing
 Protein-protein interactions for CPNE4
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 Cdc42bpb 217866
Reconstituted Complex Mus musculus
Two-hybrid Mus musculus
2 Skil  
Reconstituted Complex Mus musculus
Two-hybrid Mus musculus
3 RPS27A 6233
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
4 RPL26L1 51121
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
5 Mycbp2 105689
Reconstituted Complex Mus musculus
Two-hybrid Mus musculus
6 GTF3C3 9330
Affinity Capture-MS Homo sapiens
7 CPNE7 27132
Affinity Capture-MS Homo sapiens
8 Bicd2  
Reconstituted Complex Mus musculus
Two-hybrid Mus musculus
9 NECAB1  
Two-hybrid Homo sapiens
10 Ccdc22  
Reconstituted Complex Mus musculus
Two-hybrid Mus musculus
11 RABEP2 79874
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
12 Etl4  
Reconstituted Complex Mus musculus
13 Ube2m 22192
Reconstituted Complex Mus musculus
14 RSL24D1  
Affinity Capture-MS Homo sapiens
15 GTF3C1  
Affinity Capture-MS Homo sapiens
16 KIAA0020 9933
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
17 NOP2 4839
Affinity Capture-MS Homo sapiens
18 UTRN 7402
Affinity Capture-MS Homo sapiens
19 RPL3 6122
Affinity Capture-MS Homo sapiens
20 WHSC1 7468
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
21 Ube2o 217342
Reconstituted Complex Mus musculus
Two-hybrid Mus musculus
22 Actb 11461
Reconstituted Complex Mus musculus
Two-hybrid Mus musculus
23 PHOSPHO2  
Affinity Capture-MS Homo sapiens
24 SUPT5H 6829
Affinity Capture-MS Homo sapiens
25 Sptbn1 20742
Reconstituted Complex Mus musculus
Two-hybrid Mus musculus
26 STAU1 6780
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
27 Map2k1 26395
Reconstituted Complex Mus musculus
28 ANKRD49  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
29 CPNE6 9362
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
30 RPL18A 6142
Affinity Capture-MS Homo sapiens
31 Cenpf  
Reconstituted Complex Mus musculus
Two-hybrid Mus musculus
32 Pitpnm2  
Reconstituted Complex Mus musculus
Two-hybrid Mus musculus
33 Rdx 19684
Reconstituted Complex Mus musculus
Two-hybrid Mus musculus
34 RGPD5  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
35 MCM2 4171
Affinity Capture-MS Homo sapiens
36 NACC2  
Affinity Capture-MS Homo sapiens
37 BAHCC1  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
38 JMY  
Affinity Capture-MS Homo sapiens
39 DHX30 22907
Affinity Capture-MS Homo sapiens
40 GTF3C2  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
41 Ppp5c  
Reconstituted Complex Mus musculus
42 HIST1H1A 3024
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
43 Cpne1 266692
Reconstituted Complex Mus musculus
Two-hybrid Mus musculus
44 Cep162  
Reconstituted Complex Mus musculus
Two-hybrid Mus musculus
45 Bcor  
Reconstituted Complex Mus musculus
Two-hybrid Mus musculus
46 FTSJ3 117246
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
47 EBF3  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
48 Nono 53610
Reconstituted Complex Mus musculus
Two-hybrid Mus musculus
View the network image/svg+xml
 Pathways in which CPNE4 is involved
No pathways found





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