Gene description for PCK1
Gene name phosphoenolpyruvate carboxykinase 1 (soluble)
Gene symbol PCK1
Other names/aliases PEPCK-C
PEPCK1
PEPCKC
Species Homo sapiens
 Database cross references - PCK1
ExoCarta ExoCarta_5105
Vesiclepedia VP_5105
Entrez Gene 5105
HGNC 8724
MIM 614168
UniProt P35558  
 PCK1 identified in exosomes derived from the following tissue/cell type
Colorectal cancer cells 25890246    
Colorectal cancer cells 25890246    
Colorectal cancer cells 25890246    
Colorectal cancer cells 25890246    
Urine 19056867    
 Gene ontology annotations for PCK1
Molecular Function
    magnesium ion binding GO:0000287 IDA
    phosphoenolpyruvate carboxykinase (GTP) activity GO:0004613 EXP
    phosphoenolpyruvate carboxykinase (GTP) activity GO:0004613 IBA
    phosphoenolpyruvate carboxykinase (GTP) activity GO:0004613 IDA
    phosphoenolpyruvate carboxykinase (GTP) activity GO:0004613 IMP
    phosphoenolpyruvate carboxykinase (GTP) activity GO:0004613 ISS
    GTP binding GO:0005525 IDA
    manganese ion binding GO:0030145 IBA
    manganese ion binding GO:0030145 IDA
    carboxylic acid binding GO:0031406 IDA
    protein serine kinase activity (using GTP as donor) GO:0106264 IDA
Biological Process
    glucose metabolic process GO:0006006 IMP
    gluconeogenesis GO:0006094 IBA
    gluconeogenesis GO:0006094 IDA
    gluconeogenesis GO:0006094 IEA
    gluconeogenesis GO:0006094 IMP
    gluconeogenesis GO:0006094 ISS
    gluconeogenesis GO:0006094 TAS
    oxaloacetate metabolic process GO:0006107 IBA
    oxaloacetate metabolic process GO:0006107 IDA
    response to bacterium GO:0009617 IEA
    peptidyl-serine phosphorylation GO:0018105 IDA
    propionate catabolic process GO:0019543 IBA
    response to insulin GO:0032868 IDA
    cellular response to insulin stimulus GO:0032869 IBA
    cellular response to insulin stimulus GO:0032869 IDA
    glucose homeostasis GO:0042593 ISS
    response to starvation GO:0042594 IBA
    positive regulation of memory T cell differentiation GO:0043382 ISS
    positive regulation of transcription by RNA polymerase II GO:0045944 IEA
    glyceraldehyde-3-phosphate biosynthetic process GO:0046166 IEA
    glycerol biosynthetic process from pyruvate GO:0046327 IBA
    glycerol biosynthetic process from pyruvate GO:0046327 ISS
    positive regulation of lipid biosynthetic process GO:0046889 IDA
    regulation of lipid biosynthetic process GO:0046890 IDA
    cellular response to potassium ion starvation GO:0051365 IEA
    hepatocyte differentiation GO:0070365 IBA
    cellular response to glucose stimulus GO:0071333 IBA
    cellular response to glucose stimulus GO:0071333 IDA
    cellular response to dexamethasone stimulus GO:0071549 IBA
    tricarboxylic acid metabolic process GO:0072350 IDA
Subcellular Localization
    cytoplasm GO:0005737 ISS
    mitochondrion GO:0005739 IBA
    endoplasmic reticulum GO:0005783 IDA
    cytosol GO:0005829 IBA
    cytosol GO:0005829 IDA
    cytosol GO:0005829 TAS
    extracellular exosome GO:0070062 HDA
 Experiment description of studies that identified PCK1 in exosomes
1
Experiment ID 282
MISEV standards
CEM
Biophysical techniques
Alix|TSG101|CD63|CD81|EpCAM
Enriched markers
Negative markers
DLS
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25890246    
Organism Homo sapiens
Experiment description Highly-purified exosomes and shed microvesicles isolated from the human colon cancer cell line LIM1863 by sequential centrifugal ultrafiltration are biochemically and functionally distinct.
Authors "Xu R, Greening DW, Rai A, Ji H, Simpson RJ."
Journal name Methods
Publication year 2015
Sample Colorectal cancer cells
Sample name LIM1863 - Ultracentrifugation - Rep 1
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Centrifugal concentration
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
Western blotting
2
Experiment ID 283
MISEV standards
CEM
Biophysical techniques
Alix|TSG101|CD63|CD81|EpCAM
Enriched markers
Negative markers
DLS
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25890246    
Organism Homo sapiens
Experiment description Highly-purified exosomes and shed microvesicles isolated from the human colon cancer cell line LIM1863 by sequential centrifugal ultrafiltration are biochemically and functionally distinct.
Authors "Xu R, Greening DW, Rai A, Ji H, Simpson RJ."
Journal name Methods
Publication year 2015
Sample Colorectal cancer cells
Sample name LIM1863 - Ultracentrifugation - Rep 2
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Centrifugal concentration
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
Western blotting
3
Experiment ID 285
MISEV standards
CEM
Biophysical techniques
Alix|TSG101|CD63|CD81|EpCAM
Enriched markers
Negative markers
DLS
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25890246    
Organism Homo sapiens
Experiment description Highly-purified exosomes and shed microvesicles isolated from the human colon cancer cell line LIM1863 by sequential centrifugal ultrafiltration are biochemically and functionally distinct.
Authors "Xu R, Greening DW, Rai A, Ji H, Simpson RJ."
Journal name Methods
Publication year 2015
Sample Colorectal cancer cells
Sample name LIM1863 - Sequential centrifugal ultrafiltration - Rep 1
Isolation/purification methods Differential centrifugation
Filtration
Sequential centrifugal ultrafiltration
Centrifugal concentration
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
Western blotting
4
Experiment ID 286
MISEV standards
CEM
Biophysical techniques
Alix|TSG101|CD63|CD81|EpCAM
Enriched markers
Negative markers
DLS
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25890246    
Organism Homo sapiens
Experiment description Highly-purified exosomes and shed microvesicles isolated from the human colon cancer cell line LIM1863 by sequential centrifugal ultrafiltration are biochemically and functionally distinct.
Authors "Xu R, Greening DW, Rai A, Ji H, Simpson RJ."
Journal name Methods
Publication year 2015
Sample Colorectal cancer cells
Sample name LIM1863 - Sequential centrifugal ultrafiltration - Rep 2
Isolation/purification methods Differential centrifugation
Filtration
Sequential centrifugal ultrafiltration
Centrifugal concentration
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
Western blotting
5
Experiment ID 63
MISEV standards
Biophysical techniques
AQP2
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 19056867    
Organism Homo sapiens
Experiment description Large-scale proteomics and phosphoproteomics of urinary exosomes.
Authors "Gonzales PA, Pisitkun T, Hoffert JD, Tchapyjnikov D, Star RA, Kleta R, Wang NS, Knepper MA"
Journal name JASN
Publication year 2009
Sample Urine
Sample name Urine - Normal
Isolation/purification methods Differential centrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [LTQ]
Western blotting
 Protein-protein interactions for PCK1
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 INSIG1  
Affinity Capture-MS Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
Co-fractionation Homo sapiens
Reconstituted Complex Homo sapiens
Biochemical Activity Homo sapiens
2 LDHA 3939
Affinity Capture-MS Homo sapiens
3 HSP90AB2P 391634
Affinity Capture-MS Homo sapiens
4 ZNF585B  
Affinity Capture-MS Homo sapiens
5 GNA12 2768
Affinity Capture-MS Homo sapiens
6 TCEB1 6921
Affinity Capture-MS Homo sapiens
7 CST5 1473
Affinity Capture-MS Homo sapiens
8 PSMD6 9861
Affinity Capture-MS Homo sapiens
9 PSMB4 5692
Affinity Capture-MS Homo sapiens
10 MYEOV  
Affinity Capture-MS Homo sapiens
11 MYLK2 85366
Affinity Capture-MS Homo sapiens
12 DDX21 9188
Affinity Capture-MS Homo sapiens
13 NUP62 23636
Affinity Capture-MS Homo sapiens
14 FBXO25  
Biochemical Activity Homo sapiens
15 DUSP15  
Affinity Capture-MS Homo sapiens
16 HSPA1L 3305
Affinity Capture-MS Homo sapiens
17 CNP 1267
Affinity Capture-MS Homo sapiens
18 CCT4 10575
Affinity Capture-MS Homo sapiens
19 CALM1 801
Affinity Capture-MS Homo sapiens
20 SNX21  
Affinity Capture-MS Homo sapiens
21 CPT1A 1374
Affinity Capture-MS Homo sapiens
22 APP 351
Reconstituted Complex Homo sapiens
23 LPCAT1 79888
Affinity Capture-MS Homo sapiens
24 RPS3 6188
Affinity Capture-MS Homo sapiens
25 PSMC5 5705
Affinity Capture-MS Homo sapiens
26 MXD3  
Affinity Capture-MS Homo sapiens
27 GPHN 10243
Affinity Capture-MS Homo sapiens
28 HLA-B 3106
Affinity Capture-MS Homo sapiens
29 CIB3  
Affinity Capture-MS Homo sapiens
30 PSMD12 5718
Affinity Capture-MS Homo sapiens
31 PSMC2 5701
Affinity Capture-MS Homo sapiens
32 MAGED2 10916
Affinity Capture-MS Homo sapiens
33 CRCP  
Affinity Capture-MS Homo sapiens
34 RPS3A 6189
Affinity Capture-MS Homo sapiens
35 ATP6V0A4 50617
Affinity Capture-MS Homo sapiens
36 NDUFA11 126328
Affinity Capture-MS Homo sapiens
37 FAF2 23197
Affinity Capture-MS Homo sapiens
38 PSMD14 10213
Affinity Capture-MS Homo sapiens
39 RPL10L 140801
Affinity Capture-MS Homo sapiens
40 TRIM8  
Affinity Capture-MS Homo sapiens
41 INSIG2  
Affinity Capture-MS Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
Reconstituted Complex Homo sapiens
Biochemical Activity Homo sapiens
42 BSG 682
Affinity Capture-MS Homo sapiens
43 PRDX2 7001
Affinity Capture-MS Homo sapiens
44 IRS4 8471
Affinity Capture-MS Homo sapiens
45 TCP1 6950
Affinity Capture-MS Homo sapiens
46 FAM173B  
Affinity Capture-MS Homo sapiens
47 PCK2 5106
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
48 ARL2BP 23568
Affinity Capture-MS Homo sapiens
49 USP11 8237
Affinity Capture-MS Homo sapiens
50 SRPRB 58477
Affinity Capture-MS Homo sapiens
51 RPL4 6124
Affinity Capture-MS Homo sapiens
52 SPATA1  
Affinity Capture-MS Homo sapiens
53 GNAI1 2770
Affinity Capture-MS Homo sapiens
54 PSMC1 5700
Affinity Capture-MS Homo sapiens
55 CCT5 22948
Affinity Capture-MS Homo sapiens
56 BAG6 7917
Affinity Capture-Western Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-Western Homo sapiens
57 ZMYM2  
Affinity Capture-MS Homo sapiens
58 ANGPTL7 10218
Affinity Capture-MS Homo sapiens
59 UBR5 51366
Affinity Capture-Western Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-Western Homo sapiens
60 CCDC51 79714
Affinity Capture-MS Homo sapiens
61 C1R 715
Two-hybrid Homo sapiens
62 TRIM21 6737
Affinity Capture-Western Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-Western Homo sapiens
63 DNAJA1 3301
Affinity Capture-MS Homo sapiens
64 CDH1 999
Cross-Linking-MS (XL-MS) Homo sapiens
65 UBC 7316
Affinity Capture-MS Homo sapiens
66 YWHAQ 10971
Affinity Capture-MS Homo sapiens
67 ACTB 60
Affinity Capture-MS Homo sapiens
68 RPLP0 6175
Affinity Capture-MS Homo sapiens
69 CUL5 8065
Affinity Capture-MS Homo sapiens
70 PSMD2 5708
Affinity Capture-MS Homo sapiens
71 RPS15A 6210
Affinity Capture-MS Homo sapiens
72 ABCB7 22
Affinity Capture-MS Homo sapiens
73 ZDHHC16  
Affinity Capture-MS Homo sapiens
74 SOCS2  
Affinity Capture-MS Homo sapiens
75 NHLRC1  
Affinity Capture-MS Homo sapiens
76 SCAMP1 9522
Affinity Capture-MS Homo sapiens
77 RPL14 9045
Affinity Capture-MS Homo sapiens
78 PSMA2 5683
Affinity Capture-MS Homo sapiens
79 FASN 2194
Affinity Capture-MS Homo sapiens
80 SMPD2 6610
Affinity Capture-MS Homo sapiens
81 GNAS 2778
Affinity Capture-MS Homo sapiens
82 ATP2A1 487
Affinity Capture-MS Homo sapiens
83 TGFA  
Affinity Capture-MS Homo sapiens
84 SIRT2 22933
Affinity Capture-Western Homo sapiens
85 DNAJC3 5611
Affinity Capture-MS Homo sapiens
86 CALM3 808
Affinity Capture-MS Homo sapiens
87 HSPD1 3329
Affinity Capture-MS Homo sapiens
88 AKT1 207
Reconstituted Complex Homo sapiens
Biochemical Activity Homo sapiens
89 TSC22D3  
Affinity Capture-MS Homo sapiens
90 PSMB1 5689
Affinity Capture-MS Homo sapiens
91 GIGYF2 26058
Affinity Capture-MS Homo sapiens
92 CLUAP1 23059
Affinity Capture-MS Homo sapiens
93 DDX3X 1654
Affinity Capture-MS Homo sapiens
94 PSMB7 5695
Affinity Capture-MS Homo sapiens
95 IKBKG 8517
Reconstituted Complex Homo sapiens
96 ZMYM5 9205
Affinity Capture-MS Homo sapiens
97 SKP1 6500
Affinity Capture-MS Homo sapiens
98 SQSTM1 8878
Affinity Capture-MS Homo sapiens
99 CCT2 10576
Affinity Capture-MS Homo sapiens
100 TMLHE 55217
Affinity Capture-MS Homo sapiens
101 NUDT16P1  
Affinity Capture-MS Homo sapiens
102 ZNF501  
Affinity Capture-MS Homo sapiens
103 CALM2 805
Affinity Capture-MS Homo sapiens
104 MRPS18B 28973
Affinity Capture-MS Homo sapiens
105 MAGED1 9500
Affinity Capture-MS Homo sapiens
106 PSMA5 5686
Affinity Capture-MS Homo sapiens
107 RPL23 9349
Affinity Capture-MS Homo sapiens
108 RPS6 6194
Affinity Capture-MS Homo sapiens
109 C1QBP 708
Affinity Capture-MS Homo sapiens
110 DCUN1D4  
Affinity Capture-MS Homo sapiens
111 PSMC4 5704
Affinity Capture-MS Homo sapiens
112 EP300 2033
Affinity Capture-Western Homo sapiens
113 HLA-C 3107
Affinity Capture-MS Homo sapiens
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