Gene description for PPID
Gene name peptidylprolyl isomerase D
Gene symbol PPID
Other names/aliases CYP-40
CYPD
Species Homo sapiens
 Database cross references - PPID
ExoCarta ExoCarta_5481
Entrez Gene 5481
HGNC 9257
MIM 601753
UniProt Q08752  
 PPID identified in exosomes derived from the following tissue/cell type
Neuroblastoma cells 25944692    
Ovarian cancer cells 23333927    
Ovarian cancer cells 23333927    
 Gene ontology annotations for PPID
Molecular Function
    peptidyl-prolyl cis-trans isomerase activity GO:0003755 IDA
    cyclosporin A binding GO:0016018 TAS
    heat shock protein binding GO:0031072 IPI
    transcription factor binding GO:0008134 IDA
    estrogen receptor binding GO:0030331 ISS
    protein binding GO:0005515 IPI
    Hsp90 protein binding GO:0051879 IDA
    Hsp70 protein binding GO:0030544 ISS
Biological Process
    positive regulation of apoptotic process GO:0043065 IMP
    protein transport GO:0015031 IEA
    negative regulation of transcription from RNA polymerase II promoter GO:0000122 IMP
    chaperone-mediated protein folding GO:0061077 IDA
    protein folding GO:0006457 ISS
    cellular response to UV-A GO:0071492 IMP
    protein complex assembly GO:0006461 IDA
    protein peptidyl-prolyl isomerization GO:0000413 IBA
    positive regulation of protein secretion GO:0050714 IMP
    positive regulation of viral genome replication GO:0045070 IMP
    lipid particle organization GO:0034389 IMP
    apoptotic process GO:0006915 IEA
    viral release from host cell GO:0019076 TAS
Subcellular Localization
    nucleus GO:0005634 IDA
    cytoplasm GO:0005737 IDA
    nucleoplasm GO:0005654 IEA
    nucleolus GO:0005730 IDA
 Experiment description of studies that identified PPID in exosomes
1
Experiment ID 224
ISEV standards
EM|AFM
EV Biophysical techniques
Alix|TSG101
EV Cytosolic markers
CD63|CD81
EV Membrane markers
GOLGA2
EV Negative markers
EV 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
2
Experiment ID 211
ISEV standards
EM
EV Biophysical techniques
TSG101|Alix
EV Cytosolic markers
EpCAM|TFRC
EV Membrane markers
cytochrome c|GOLGA2
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23333927    
Organism Homo sapiens
Experiment description Characterization and proteomic analysis of ovarian cancer-derived exosomes.
Authors Liang B, Peng P, Chen S, Li L, Zhang M, Cao D, Yang J, Li H, Gui T, Li X, Shen K.
Journal name J Proteomics
Publication year 2013
Sample Ovarian cancer cells
Sample name IGROV1
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Sucrose density gradient
Flotation density 1.09-1.15 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
3
Experiment ID 212
ISEV standards
CEM
EV Biophysical techniques
TSG101|Alix
EV Cytosolic markers
EpCAM|TFRC
EV Membrane markers
Cytochrome C|GOLGA2
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23333927    
Organism Homo sapiens
Experiment description Characterization and proteomic analysis of ovarian cancer-derived exosomes.
Authors Liang B, Peng P, Chen S, Li L, Zhang M, Cao D, Yang J, Li H, Gui T, Li X, Shen K.
Journal name J Proteomics
Publication year 2013
Sample Ovarian cancer cells
Sample name OVCAR-3
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Sucrose density gradient
Flotation density 1.09-1.15 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
 Protein-protein interactions for PPID
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 HAP1  
Two-hybrid Homo sapiens
2 MYST2  
Two-hybrid Homo sapiens
3 ESR1  
Reconstituted Complex Homo sapiens
4 HSP90AB1 3326
Invitro Homo sapiens
Reconstituted Complex Homo sapiens
5 SLC25A4 291
Invitro Homo sapiens
Invitro Homo sapiens
6 HSF1  
Reconstituted Complex Homo sapiens
7 HSPA8 3312
Invitro Homo sapiens
Reconstituted Complex Homo sapiens
8 FES 2242
Reconstituted Complex Homo sapiens
View the network image/svg+xml
 Pathways in which PPID is involved
No pathways found





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