Gene description for CPM
Gene name carboxypeptidase M
Gene symbol CPM
Other names/aliases -
Species Homo sapiens
 Database cross references - CPM
ExoCarta ExoCarta_1368
Vesiclepedia VP_1368
Entrez Gene 1368
HGNC 2311
MIM 114860
UniProt P14384  
 CPM identified in exosomes derived from the following tissue/cell type
Gastric cancer cells 33991177    
Gastric cancer cells 33991177    
Gastric cancer cells 33991177    
Ovarian cancer cells 23333927    
Ovarian cancer cells 23333927    
Prostate cancer cells 25844599    
Prostate cancer cells 25844599    
Urine 21595033    
Urine 21595033    
Urine 21595033    
Urine 22418980    
Urine 22418980    
 Gene ontology annotations for CPM
Molecular Function
    carboxypeptidase activity GO:0004180 TAS
    metallocarboxypeptidase activity GO:0004181 IBA
    zinc ion binding GO:0008270 IEA
Biological Process
    peptide metabolic process GO:0006518 IBA
    anatomical structure morphogenesis GO:0009653 TAS
    protein processing GO:0016485 IBA
Subcellular Localization
    extracellular region GO:0005576 TAS
    extracellular space GO:0005615 IBA
    plasma membrane GO:0005886 TAS
    cell surface GO:0009986 HDA
    extracellular exosome GO:0070062 HDA
    side of membrane GO:0098552 IEA
 Experiment description of studies that identified CPM in exosomes
1
Experiment ID 363
MISEV standards
Biophysical techniques
TSG101|GAPDH|AQP1|CD151|CD81|CD82|CD9|EPCAM|FLOT1|FLOT2|ICAM1|ITGA2B|LAMP2|RAB35|RAB5A|RAB5B|SDCBP|TFRC|UCHL1
Enriched markers
DCLK1
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 33991177    
Organism Homo sapiens
Experiment description Cancer stem cell marker DCLK1 reprograms small extracellular vesicles toward migratory phenotype in gastric cancer cells
Authors "Carli ALE, Afshar-Sterle S, Rai A, Fang H, O'Keefe R, Tse J, Ferguson FM, Gray NS, Ernst M, Greening DW, Buchert M."
Journal name Proteomics
Publication year 2021
Sample Gastric cancer cells
Sample name MKN1 - 100K pellet
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
2
Experiment ID 364
MISEV standards
Biophysical techniques
TSG101|GAPDH|AQP1|CD151|CD81|CD82|CD9|EPCAM|FLOT1|FLOT2|ICAM1|ITGA2B|LAMP2|RAB35|RAB5A|RAB5B|SDCBP|TFRC|UCHL1
Enriched markers
DCLK1
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 33991177    
Organism Homo sapiens
Experiment description Cancer stem cell marker DCLK1 reprograms small extracellular vesicles toward migratory phenotype in gastric cancer cells
Authors "Carli ALE, Afshar-Sterle S, Rai A, Fang H, O'Keefe R, Tse J, Ferguson FM, Gray NS, Ernst M, Greening DW, Buchert M."
Journal name Proteomics
Publication year 2021
Sample Gastric cancer cells
Sample name MKN1 - 100K pellet
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
3
Experiment ID 365
MISEV standards
Biophysical techniques
TSG101|GAPDH|AQP1|CD151|CD81|CD82|CD9|EPCAM|FLOT1|FLOT2|ICAM1|ITGA2B|LAMP2|RAB35|RAB5A|RAB5B|SDCBP|TFRC|UCHL1
Enriched markers
DCLK1
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 33991177    
Organism Homo sapiens
Experiment description Cancer stem cell marker DCLK1 reprograms small extracellular vesicles toward migratory phenotype in gastric cancer cells
Authors "Carli ALE, Afshar-Sterle S, Rai A, Fang H, O'Keefe R, Tse J, Ferguson FM, Gray NS, Ernst M, Greening DW, Buchert M."
Journal name Proteomics
Publication year 2021
Sample Gastric cancer cells
Sample name MKN1 - 100K pellet
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
4
Experiment ID 211
MISEV standards
EM
Biophysical techniques
TSG101|Alix|EpCAM|TFRC
Enriched markers
cytochrome c|GOLGA2
Negative markers
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
5
Experiment ID 212
MISEV standards
CEM
Biophysical techniques
TSG101|Alix|EpCAM|TFRC
Enriched markers
Cytochrome C|GOLGA2
Negative markers
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
6
Experiment ID 275
MISEV standards
EM
Biophysical techniques
TSG101|Alix|RAB5A|CD9|CD82|CD63|CD81
Enriched markers
AIF
Negative markers
NTA
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25844599    
Organism Homo sapiens
Experiment description Molecular profiling of prostate cancer derived exosomes may reveal a predictive signature for response to docetaxel.
Authors "Kharaziha P, Chioureas D, Rutishauser D, Baltatzis G, Lennartsson L, Fonseca P, Azimi A, Hultenby K, Zubarev R, Ullen A, Yachnin J, Nilsson S, Panaretakis T."
Journal name Oncotarget
Publication year 2015
Sample Prostate cancer cells
Sample name DU145 - Docetaxel sensitive
Isolation/purification methods Filtration
Ultracentrifugation
Sucrose density gradient
Flotation density 1.12-1.19 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry/Flow cytometry/Western blotting
7
Experiment ID 274
MISEV standards
EM
Biophysical techniques
TSG101|Alix|RAB5A|CD9|CD82|CD63|CD81
Enriched markers
AIF
Negative markers
NTA
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25844599    
Organism Homo sapiens
Experiment description Molecular profiling of prostate cancer derived exosomes may reveal a predictive signature for response to docetaxel.
Authors "Kharaziha P, Chioureas D, Rutishauser D, Baltatzis G, Lennartsson L, Fonseca P, Azimi A, Hultenby K, Zubarev R, Ullen A, Yachnin J, Nilsson S, Panaretakis T."
Journal name Oncotarget
Publication year 2015
Sample Prostate cancer cells
Sample name DU145 - Docetaxel resistant
Isolation/purification methods Filtration
Ultracentrifugation
Sucrose density gradient
Flotation density 1.13-1.18 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
Flow cytometry
Western blotting
8
Experiment ID 193
MISEV standards
EM
Biophysical techniques
CD63|CD9
Enriched markers
PHB
Negative markers
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 21595033    
Organism Homo sapiens
Experiment description Proteomic analysis of urinary exosomes from patients of early IgA nephropathy and thin basement membrane nephropathy.
Authors "Moon PG, Lee JE, You S, Kim TK, Cho JH, Kim IS, Kwon TH, Kim CD, Park SH, Hwang D, Kim YL, Baek MC."
Journal name Proteomics
Publication year 2011
Sample Urine
Sample name Urine - Normal
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Sucrose density gradient
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
9
Experiment ID 194
MISEV standards
Biophysical techniques
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 21595033    
Organism Homo sapiens
Experiment description Proteomic analysis of urinary exosomes from patients of early IgA nephropathy and thin basement membrane nephropathy.
Authors "Moon PG, Lee JE, You S, Kim TK, Cho JH, Kim IS, Kwon TH, Kim CD, Park SH, Hwang D, Kim YL, Baek MC."
Journal name Proteomics
Publication year 2011
Sample Urine
Sample name Urine - Patients of basement membrane nephropathy
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Sucrose density gradient
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
10
Experiment ID 195
MISEV standards
Biophysical techniques
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 21595033    
Organism Homo sapiens
Experiment description Proteomic analysis of urinary exosomes from patients of early IgA nephropathy and thin basement membrane nephropathy.
Authors "Moon PG, Lee JE, You S, Kim TK, Cho JH, Kim IS, Kwon TH, Kim CD, Park SH, Hwang D, Kim YL, Baek MC."
Journal name Proteomics
Publication year 2011
Sample Urine
Sample name Urine - Patients of early IgA nephropathy
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Sucrose density gradient
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
11
Experiment ID 196
MISEV standards
EM
Biophysical techniques
Alix|TSG101|HSP70|CD9
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 22418980    
Organism Homo sapiens
Experiment description A multiplex quantitative proteomics strategy for protein biomarker studies in urinary exosomes.
Authors "Raj DA, Fiume I, Capasso G, Pocsfalvi G."
Journal name Kidney Int
Publication year 2012
Sample Urine
Sample name Urine - Normal high density
Isolation/purification methods Differential centrifugation
Sucrose cushion
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
12
Experiment ID 197
MISEV standards
EM
Biophysical techniques
Alix|TSG101|HSP70|CD9
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 22418980    
Organism Homo sapiens
Experiment description A multiplex quantitative proteomics strategy for protein biomarker studies in urinary exosomes.
Authors "Raj DA, Fiume I, Capasso G, Pocsfalvi G."
Journal name Kidney Int
Publication year 2012
Sample Urine
Sample name Urine - Normal low density
Isolation/purification methods Differential centrifugation
Sucrose cushion
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
 Protein-protein interactions for CPM
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 GTPBP3  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
2 ANLN 54443
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
3 LIMA1 51474
Affinity Capture-MS Homo sapiens
4 PDLIM7 9260
Affinity Capture-MS Homo sapiens
5 IFNA4  
Affinity Capture-MS Homo sapiens
6 Chmp4b 75608
Affinity Capture-MS Mus musculus
7 Myh10 77579
Affinity Capture-MS Mus musculus
8 Tmod3 50875
Affinity Capture-MS Mus musculus
9 AHDC1  
Affinity Capture-MS Homo sapiens
10 Myh9 17886
Affinity Capture-MS Mus musculus
11 ZSCAN12  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
12 Lima1  
Affinity Capture-MS Mus musculus
13 FLNA 2316
Affinity Capture-MS Homo sapiens
14 KIF14 9928
Affinity Capture-MS Homo sapiens
15 ULBP1  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
16 HSP90AB4P 664618
Affinity Capture-MS Homo sapiens
17 TBC1D22B  
Affinity Capture-MS Homo sapiens
18 Calml3  
Affinity Capture-MS Mus musculus
19 Bmpr1a  
Affinity Capture-MS Mus musculus
20 GAK 2580
Affinity Capture-MS Homo sapiens
21 GOLT1B 51026
Affinity Capture-MS Homo sapiens
22 Rmdn3  
Affinity Capture-MS Mus musculus
23 ATP6AP2 10159
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
24 CAPZA2 830
Affinity Capture-MS Homo sapiens
25 C1orf35  
Affinity Capture-MS Homo sapiens
26 ELAVL1 1994
Affinity Capture-RNA Homo sapiens
27 MYO19  
Affinity Capture-MS Homo sapiens
28 Actb 11461
Affinity Capture-MS Mus musculus
29 FTH1 2495
Affinity Capture-MS Homo sapiens
30 MAPRE1 22919
Affinity Capture-MS Homo sapiens
31 PPP1CC 5501
Affinity Capture-MS Homo sapiens
32 KIF20A 10112
Affinity Capture-MS Homo sapiens
33 SYNPO 11346
Affinity Capture-MS Homo sapiens
34 Flnb 286940
Affinity Capture-MS Mus musculus
35 MYH9 4627
Affinity Capture-MS Homo sapiens
36 Trim69  
Affinity Capture-MS Mus musculus
37 KIF23 9493
Affinity Capture-MS Homo sapiens
38 RAB7A 7879
Affinity Capture-MS Homo sapiens
39 CBX6  
Affinity Capture-MS Homo sapiens
40 SERPINA10 51156
Affinity Capture-MS Homo sapiens
41 Coro1c 23790
Affinity Capture-MS Mus musculus
42 SIK2  
Affinity Capture-MS Homo sapiens
43 CCR1  
Affinity Capture-MS Homo sapiens
44 Spast  
Affinity Capture-MS Mus musculus
45 STX17 55014
Affinity Capture-MS Homo sapiens
46 DBN1 1627
Affinity Capture-MS Homo sapiens
47 Tpm1 22003
Affinity Capture-MS Mus musculus
48 SPSB4  
Affinity Capture-MS Homo sapiens
View the network image/svg+xml



Perform bioinformatics analysis of your extracellular vesicle data set using FunRich, a open access standalone tool. NEW UPDATED VERSION OF FunRich available for download (12/09/2016) from here