Gene description for C1qbp
Gene name complement component 1, q subcomponent binding protein
Gene symbol C1qbp
Other names/aliases AA407365
AA986492
D11Wsu182e
HABP1
P32
gC1qBP
Species Mus musculus
 Database cross references - C1qbp
ExoCarta ExoCarta_12261
Vesiclepedia VP_12261
Entrez Gene 12261
 C1qbp identified in exosomes derived from the following tissue/cell type
Pancreatic cancer cells 33827783    
Pancreatic cancer cells 33827783    
Pancreatic cancer cells 33827783    
Pancreatic cancer cells 33827783    
Pancreatic cancer cells 33827783    
Pancreatic cancer cells 33827783    
Pancreatic cancer cells 33827783    
Pancreatic cancer cells 33827783    
Pancreatic cancer cells 33827783    
Pancreatic cancer cells 33827783    
Pancreatic duct epithelial cells 33827783    
Pancreatic duct epithelial cells 33827783    
Pancreatic duct epithelial cells 33827783    
 Gene ontology annotations for C1qbp
Molecular Function
    complement component C1q complex binding GO:0001849 IBA
    complement component C1q complex binding GO:0001849 ISO
    complement component C1q complex binding GO:0001849 ISS
    transcription corepressor activity GO:0003714 IBA
    transcription corepressor activity GO:0003714 ISO
    transcription corepressor activity GO:0003714 ISS
    mRNA binding GO:0003729 IDA
    enzyme inhibitor activity GO:0004857 ISO
    enzyme inhibitor activity GO:0004857 ISS
    protein kinase C binding GO:0005080 ISO
    protein binding GO:0005515 IPI
    hyaluronic acid binding GO:0005540 ISO
    hyaluronic acid binding GO:0005540 ISS
    transcription factor binding GO:0008134 ISO
    kininogen binding GO:0030984 IBA
    kininogen binding GO:0030984 ISO
    kininogen binding GO:0030984 ISS
    adrenergic receptor binding GO:0031690 ISO
    adrenergic receptor binding GO:0031690 ISS
    deoxyribonuclease inhibitor activity GO:0060703 ISO
    mitochondrial ribosome binding GO:0097177 IDA
Biological Process
    negative regulation of transcription by RNA polymerase II GO:0000122 ISO
    negative regulation of transcription by RNA polymerase II GO:0000122 ISS
    mRNA processing GO:0006397 IEA
    apoptotic process GO:0006915 IEA
    complement activation, classical pathway GO:0006958 IEA
    DNA damage response GO:0006974 IEA
    RNA splicing GO:0008380 IEA
    regulation of complement activation GO:0030449 IBA
    regulation of complement activation GO:0030449 ISO
    regulation of complement activation GO:0030449 ISS
    negative regulation of type II interferon production GO:0032689 ISO
    negative regulation of type II interferon production GO:0032689 ISS
    negative regulation of interleukin-12 production GO:0032695 ISO
    negative regulation of interleukin-12 production GO:0032695 ISS
    negative regulation of MDA-5 signaling pathway GO:0039534 ISO
    negative regulation of MDA-5 signaling pathway GO:0039534 ISS
    negative regulation of RIG-I signaling pathway GO:0039536 ISO
    negative regulation of RIG-I signaling pathway GO:0039536 ISS
    cytosolic ribosome assembly GO:0042256 IBA
    cytosolic ribosome assembly GO:0042256 IMP
    cytosolic ribosome assembly GO:0042256 ISO
    positive regulation of apoptotic process GO:0043065 ISO
    positive regulation of apoptotic process GO:0043065 ISS
    phosphatidylinositol 3-kinase/protein kinase B signal transduction GO:0043491 ISO
    phosphatidylinositol 3-kinase/protein kinase B signal transduction GO:0043491 ISS
    innate immune response GO:0045087 IEA
    positive regulation of cell adhesion GO:0045785 ISO
    positive regulation of cell adhesion GO:0045785 ISS
    negative regulation of mRNA splicing, via spliceosome GO:0048025 IBA
    negative regulation of mRNA splicing, via spliceosome GO:0048025 ISO
    negative regulation of mRNA splicing, via spliceosome GO:0048025 ISS
    negative regulation of defense response to virus GO:0050687 ISO
    negative regulation of defense response to virus GO:0050687 ISS
    positive regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction GO:0051897 ISO
    positive regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction GO:0051897 ISS
    positive regulation of mitochondrial translation GO:0070131 IMP
    positive regulation of neutrophil chemotaxis GO:0090023 ISO
    positive regulation of neutrophil chemotaxis GO:0090023 ISS
    positive regulation of substrate adhesion-dependent cell spreading GO:1900026 ISO
    positive regulation of substrate adhesion-dependent cell spreading GO:1900026 ISS
    positive regulation of trophoblast cell migration GO:1901165 ISO
    positive regulation of trophoblast cell migration GO:1901165 ISS
    negative regulation of double-strand break repair via homologous recombination GO:2000042 ISO
    negative regulation of double-strand break repair via homologous recombination GO:2000042 ISS
    positive regulation of dendritic cell chemotaxis GO:2000510 ISO
    positive regulation of dendritic cell chemotaxis GO:2000510 ISS
Subcellular Localization
    extracellular region GO:0005576 IEA
    extracellular space GO:0005615 ISO
    nucleus GO:0005634 IBA
    nucleus GO:0005634 ISO
    nucleus GO:0005634 ISS
    nucleolus GO:0005730 IEA
    cytoplasm GO:0005737 ISO
    cytoplasm GO:0005737 ISS
    mitochondrion GO:0005739 HDA
    mitochondrion GO:0005739 IDA
    mitochondrion GO:0005739 ISO
    mitochondrial matrix GO:0005759 IEA
    mitochondrial matrix GO:0005759 ISO
    cytosol GO:0005829 ISO
    plasma membrane GO:0005886 IBA
    plasma membrane GO:0005886 IEA
    plasma membrane GO:0005886 ISO
    cell surface GO:0009986 IBA
    cell surface GO:0009986 ISO
    membrane GO:0016020 ISO
    presynaptic active zone GO:0048786 ISO
    glutamatergic synapse GO:0098978 ISO
    GABA-ergic synapse GO:0098982 ISO
 Experiment description of studies that identified C1qbp in exosomes
1
Experiment ID 1020
MISEV standards
EM
Biophysical techniques
Cd63|Tsg101
Enriched markers
CANX
Negative markers
NTA
Particle analysis
Identified molecule protein
Identification method Western blotting
Immuno-EM
PubMed ID 33827783    
Organism Mus musculus
Experiment description Exosome-delivered CD44v6/C1QBP complex drives pancreatic cancer liver metastasis by promoting fibrotic liver microenvironment
Authors Xie Z, Gao Y, Ho C, Li L, Jin C, Wang X, Zou C, Mao Y, Wang X, Li Q, Fu D, Zhang YF.
Journal name Gut
Publication year 2022
Sample Pancreatic cancer cells
Sample name Panc02
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Immuno-EM
2
Experiment ID 1021
MISEV standards
EM
Biophysical techniques
Cd63|Tsg101
Enriched markers
CANX
Negative markers
NTA
Particle analysis
Identified molecule protein
Identification method Western blotting
Immuno-EM
PubMed ID 33827783    
Organism Mus musculus
Experiment description Exosome-delivered CD44v6/C1QBP complex drives pancreatic cancer liver metastasis by promoting fibrotic liver microenvironment
Authors Xie Z, Gao Y, Ho C, Li L, Jin C, Wang X, Zou C, Mao Y, Wang X, Li Q, Fu D, Zhang YF.
Journal name Gut
Publication year 2022
Sample Pancreatic cancer cells
Sample name KPC
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Immuno-EM
3
Experiment ID 1038
MISEV standards
Biophysical techniques
Tsg101
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Western blotting
PubMed ID 33827783    
Organism Homo sapiens
Experiment description Exosome-delivered CD44v6/C1QBP complex drives pancreatic cancer liver metastasis by promoting fibrotic liver microenvironment
Authors Xie Z, Gao Y, Ho C, Li L, Jin C, Wang X, Zou C, Mao Y, Wang X, Li Q, Fu D, Zhang YF.
Journal name Gut
Publication year 2022
Sample Pancreatic cancer cells
Sample name Panc02
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
4
Experiment ID 1039
MISEV standards
Biophysical techniques
Tsg101
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Western blotting
PubMed ID 33827783    
Organism Homo sapiens
Experiment description Exosome-delivered CD44v6/C1QBP complex drives pancreatic cancer liver metastasis by promoting fibrotic liver microenvironment
Authors Xie Z, Gao Y, Ho C, Li L, Jin C, Wang X, Zou C, Mao Y, Wang X, Li Q, Fu D, Zhang YF.
Journal name Gut
Publication year 2022
Sample Pancreatic cancer cells
Sample name Panc02
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
5
Experiment ID 1040
MISEV standards
Biophysical techniques
Tsg101
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Western blotting
PubMed ID 33827783    
Organism Homo sapiens
Experiment description Exosome-delivered CD44v6/C1QBP complex drives pancreatic cancer liver metastasis by promoting fibrotic liver microenvironment
Authors Xie Z, Gao Y, Ho C, Li L, Jin C, Wang X, Zou C, Mao Y, Wang X, Li Q, Fu D, Zhang YF.
Journal name Gut
Publication year 2022
Sample Pancreatic cancer cells
Sample name KPC
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
6
Experiment ID 1041
MISEV standards
Biophysical techniques
Tsg101
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Western blotting
PubMed ID 33827783    
Organism Homo sapiens
Experiment description Exosome-delivered CD44v6/C1QBP complex drives pancreatic cancer liver metastasis by promoting fibrotic liver microenvironment
Authors Xie Z, Gao Y, Ho C, Li L, Jin C, Wang X, Zou C, Mao Y, Wang X, Li Q, Fu D, Zhang YF.
Journal name Gut
Publication year 2022
Sample Pancreatic cancer cells
Sample name KPC
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
7
Experiment ID 1042
MISEV standards
Biophysical techniques
Tsg101
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Western blotting
PubMed ID 33827783    
Organism Homo sapiens
Experiment description Exosome-delivered CD44v6/C1QBP complex drives pancreatic cancer liver metastasis by promoting fibrotic liver microenvironment
Authors Xie Z, Gao Y, Ho C, Li L, Jin C, Wang X, Zou C, Mao Y, Wang X, Li Q, Fu D, Zhang YF.
Journal name Gut
Publication year 2022
Sample Pancreatic cancer cells
Sample name Panc02
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
8
Experiment ID 1043
MISEV standards
Biophysical techniques
Tsg101
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Western blotting
PubMed ID 33827783    
Organism Homo sapiens
Experiment description Exosome-delivered CD44v6/C1QBP complex drives pancreatic cancer liver metastasis by promoting fibrotic liver microenvironment
Authors Xie Z, Gao Y, Ho C, Li L, Jin C, Wang X, Zou C, Mao Y, Wang X, Li Q, Fu D, Zhang YF.
Journal name Gut
Publication year 2022
Sample Pancreatic cancer cells
Sample name Panc02
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
9
Experiment ID 1044
MISEV standards
Biophysical techniques
Tsg101
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Western blotting
PubMed ID 33827783    
Organism Homo sapiens
Experiment description Exosome-delivered CD44v6/C1QBP complex drives pancreatic cancer liver metastasis by promoting fibrotic liver microenvironment
Authors Xie Z, Gao Y, Ho C, Li L, Jin C, Wang X, Zou C, Mao Y, Wang X, Li Q, Fu D, Zhang YF.
Journal name Gut
Publication year 2022
Sample Pancreatic cancer cells
Sample name KPC
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
10
Experiment ID 1045
MISEV standards
Biophysical techniques
Tsg101
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Western blotting
PubMed ID 33827783    
Organism Homo sapiens
Experiment description Exosome-delivered CD44v6/C1QBP complex drives pancreatic cancer liver metastasis by promoting fibrotic liver microenvironment
Authors Xie Z, Gao Y, Ho C, Li L, Jin C, Wang X, Zou C, Mao Y, Wang X, Li Q, Fu D, Zhang YF.
Journal name Gut
Publication year 2022
Sample Pancreatic cancer cells
Sample name KPC
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
11
Experiment ID 1019
MISEV standards
EM
Biophysical techniques
Cd63|Tsg101
Enriched markers
CANX
Negative markers
NTA
Particle analysis
Identified molecule protein
Identification method Western blotting
PubMed ID 33827783    
Organism Mus musculus
Experiment description Exosome-delivered CD44v6/C1QBP complex drives pancreatic cancer liver metastasis by promoting fibrotic liver microenvironment
Authors Xie Z, Gao Y, Ho C, Li L, Jin C, Wang X, Zou C, Mao Y, Wang X, Li Q, Fu D, Zhang YF.
Journal name Gut
Publication year 2022
Sample Pancreatic duct epithelial cells
Sample name Primary pancreatic duct epithelial cells
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
12
Experiment ID 1046
MISEV standards
Biophysical techniques
Tsg101
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Western blotting
PubMed ID 33827783    
Organism Mus musculus
Experiment description Exosome-delivered CD44v6/C1QBP complex drives pancreatic cancer liver metastasis by promoting fibrotic liver microenvironment
Authors Xie Z, Gao Y, Ho C, Li L, Jin C, Wang X, Zou C, Mao Y, Wang X, Li Q, Fu D, Zhang YF.
Journal name Gut
Publication year 2022
Sample Pancreatic duct epithelial cells
Sample name Primary pancreatic duct epithelial cells
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
13
Experiment ID 1047
MISEV standards
Biophysical techniques
Tsg101
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Western blotting
PubMed ID 33827783    
Organism Mus musculus
Experiment description Exosome-delivered CD44v6/C1QBP complex drives pancreatic cancer liver metastasis by promoting fibrotic liver microenvironment
Authors Xie Z, Gao Y, Ho C, Li L, Jin C, Wang X, Zou C, Mao Y, Wang X, Li Q, Fu D, Zhang YF.
Journal name Gut
Publication year 2022
Sample Pancreatic duct epithelial cells
Sample name Primary pancreatic duct epithelial cells
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
 Protein-protein interactions for C1qbp
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 PHB 5245
Affinity Capture-MS Homo sapiens
2 Nphs2  
Affinity Capture-MS Mus musculus
3 LBR 3930
Affinity Capture-MS Homo sapiens
4 YBX1 4904
Affinity Capture-MS Homo sapiens
5 Slc25a3 18674
Co-fractionation Mus musculus
6 CLCN7 1186
Affinity Capture-MS Homo sapiens
7 RNF220  
Affinity Capture-MS Homo sapiens
8 MBD6  
Affinity Capture-MS Homo sapiens
9 COX5B 1329
Affinity Capture-MS Homo sapiens
10 CLPX 10845
Affinity Capture-MS Homo sapiens
11 MRPL47 57129
Affinity Capture-MS Homo sapiens
12 NDUFS1 4719
Affinity Capture-MS Homo sapiens
13 ATP6V1B2 526
Affinity Capture-MS Homo sapiens
14 Hspb2 69253
Affinity Capture-MS Mus musculus
15 ERLIN1 10613
Affinity Capture-MS Homo sapiens
16 ZNF579  
Affinity Capture-MS Homo sapiens
17 STOML2 30968
Affinity Capture-MS Homo sapiens
18 GOLIM4 27333
Affinity Capture-MS Homo sapiens
19 TRPM7 54822
Affinity Capture-MS Homo sapiens
20 DHX29 54505
Affinity Capture-MS Homo sapiens
21 BNC2  
Affinity Capture-MS Homo sapiens
22 ATP5A1 498
Affinity Capture-MS Homo sapiens
23 PRKCZ 5590
Two-hybrid Homo sapiens
24 CMAS 55907
Affinity Capture-MS Homo sapiens
25 ETFB 2109
Affinity Capture-MS Homo sapiens
26 ERLIN2 11160
Affinity Capture-MS Homo sapiens
27 LSM14B 149986
Affinity Capture-MS Homo sapiens
28 TMEM43 79188
Affinity Capture-MS Homo sapiens
29 PARK2  
Reconstituted Complex Homo sapiens
30 LUC7L 55692
Affinity Capture-MS Homo sapiens
31 PUF60 22827
Affinity Capture-MS Homo sapiens
32 STOM 2040
Affinity Capture-MS Homo sapiens
33 CHCHD3 54927
Affinity Capture-MS Homo sapiens
34 SLC12A2 6558
Affinity Capture-MS Homo sapiens
35 KLHL13 90293
Affinity Capture-MS Homo sapiens
36 Mettl21e  
Affinity Capture-MS Mus musculus
37 VDAC2 7417
Affinity Capture-MS Homo sapiens
38 RANBP9 10048
Affinity Capture-MS Homo sapiens
39 PHB2 11331
Affinity Capture-MS Homo sapiens
40 ALDH18A1 5832
Affinity Capture-MS Homo sapiens
41 SOAT1 6646
Affinity Capture-MS Homo sapiens
42 KIDINS220 57498
Affinity Capture-MS Homo sapiens
43 NDUFA2 4695
Affinity Capture-MS Homo sapiens
44 CHMP4B 128866
Affinity Capture-MS Homo sapiens
45 SS18L2  
Affinity Capture-MS Homo sapiens
46 BAG1 573
Affinity Capture-MS Homo sapiens
47 PRKCDBP 112464
Affinity Capture-MS Homo sapiens
48 YBX3 8531
Affinity Capture-MS Homo sapiens
49 PTRF 284119
Affinity Capture-MS Homo sapiens
50 NDUFA7 4701
Affinity Capture-MS Homo sapiens
51 C14orf169  
Affinity Capture-MS Homo sapiens
52 CHCHD2  
Affinity Capture-MS Homo sapiens
53 ZFP91 80829
Affinity Capture-MS Homo sapiens
54 POLDIP2 26073
Affinity Capture-MS Homo sapiens
55 Zbtb7b  
Affinity Capture-MS Mus musculus
56 UQCRC1 7384
Affinity Capture-MS Homo sapiens
57 RBBP7 5931
Affinity Capture-MS Homo sapiens
58 ABCD3 5825
Affinity Capture-MS Homo sapiens
59 ATP6V0A1 535
Affinity Capture-MS Homo sapiens
60 C1qbp 12261
Cross-Linking-MS (XL-MS) Mus musculus
Cross-Linking-MS (XL-MS) Mus musculus
61 CHMP2B 25978
Affinity Capture-MS Homo sapiens
62 CC2D1B 200014
Affinity Capture-MS Homo sapiens
63 FLOT2 2319
Affinity Capture-MS Homo sapiens
64 CAV1 857
Affinity Capture-MS Homo sapiens
65 ATP5O 539
Affinity Capture-MS Homo sapiens
66 FLOT1 10211
Affinity Capture-MS Homo sapiens
67 Fancd2  
Affinity Capture-MS Mus musculus
68 CHMP1A 5119
Affinity Capture-MS Homo sapiens
View the network image/svg+xml
 Pathways in which C1qbp is involved
No pathways found





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