Gene description for TOPBP1
Gene name topoisomerase (DNA) II binding protein 1
Gene symbol TOPBP1
Other names/aliases TOP2BP1
Species Homo sapiens
 Database cross references - TOPBP1
ExoCarta ExoCarta_11073
Vesiclepedia VP_11073
Entrez Gene 11073
HGNC 17008
MIM 607760
UniProt Q92547  
 TOPBP1 identified in sEVs derived from the following tissue/cell type
Endothelial cells 26027894    
 Gene ontology annotations for TOPBP1
Molecular Function
    DNA binding GO:0003677 IEA
    protein binding GO:0005515 IPI
    identical protein binding GO:0042802 IPI
    protein serine/threonine kinase activator activity GO:0043539 IDA
    phosphorylation-dependent protein binding GO:0140031 IDA
    chromatin-protein adaptor activity GO:0140463 IDA
Biological Process
    DNA replication checkpoint signaling GO:0000076 IDA
    DNA damage checkpoint signaling GO:0000077 IDA
    double-strand break repair via homologous recombination GO:0000724 IDA
    DNA metabolic process GO:0006259 TAS
    DNA replication initiation GO:0006270 IBA
    DNA repair GO:0006281 NAS
    chromatin organization GO:0006325 IEA
    DNA damage response GO:0006974 IDA
    mitotic G2 DNA damage checkpoint signaling GO:0007095 IBA
    response to ionizing radiation GO:0010212 IDA
    mitotic DNA replication checkpoint signaling GO:0033314 IBA
    homologous recombination GO:0035825 NAS
    chromosome organization GO:0051276 IDA
    double-strand break repair via classical nonhomologous end joining GO:0097680 IDA
    double-strand break repair via alternative nonhomologous end joining GO:0097681 IDA
    broken chromosome clustering GO:0141112 IDA
    protein localization to site of double-strand break GO:1990166 IDA
Subcellular Localization
    condensed nuclear chromosome GO:0000794 IEA
    spindle pole GO:0000922 IEA
    male germ cell nucleus GO:0001673 IEA
    nucleus GO:0005634 NAS
    nucleoplasm GO:0005654 IDA
    nucleoplasm GO:0005654 TAS
    chromosome GO:0005694 IDA
    chromosome GO:0005694 IDA
    cytoplasm GO:0005737 IEA
    centrosome GO:0005813 IEA
    plasma membrane GO:0005886 IDA
    actin cytoskeleton GO:0015629 IDA
    nuclear body GO:0016604 IDA
    PML body GO:0016605 IDA
    site of double-strand break GO:0035861 IDA
    BRCA1-B complex GO:0070532 IPI
    site of DNA damage GO:0090734 IDA
 Experiment description of studies that identified TOPBP1 in sEVs
1
Experiment ID 226
MISEV standards
EM
Biophysical techniques
GAPDH|CD9|FLOT1
Enriched markers
LMNA|H2AFX|ATP5A1|TOMM20
Negative markers
Particle analysis
Identified molecule mRNA
Identification method Small RNA sequencing (Illumina HiSeq 2000 (Solexa)
PubMed ID 26027894    
Organism Homo sapiens
Experiment description "Quantitative and qualitative analysis of small RNAs in human endothelial cells and exosomes provides insights into localized RNA processing, degradation and sorting"
Authors "Bas W. M. van Balkom, Almut S. Eisele, D. Michiel Pegtel, Sander Bervoets, Marianne C. Verhaar"
Journal name Journal of Extracellular Vesicles
Publication year 2015
Sample Endothelial cells
Sample name HMEC-1
Isolation/purification methods Differential ultracentrifugation
Sucrose density gradient
Flotation density 1.10 g/mL
Molecules identified in the study miRNA
Protein
snoRNA
lncRNA
yRNA
snRNA
mRNA
ncRNA
mtRNA
vtRNA
scaRNA
lincRNA
Methods used in the study Small RNA sequencing (Illumina HiSeq 2000 (Solexa)
Western blotting
 Protein-protein interactions for TOPBP1
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 CD3EAP  
Proximity Label-MS Homo sapiens
2 ATR  
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
3 PMS2  
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
4 RPA1 6117
Co-localization Homo sapiens
5 RIT1 6016
Negative Genetic Homo sapiens
6 HDLBP 3069
Co-fractionation Homo sapiens
7 PLEKHA4 57664
Affinity Capture-MS Homo sapiens
8 ACAT1 38
Co-fractionation Homo sapiens
9 SMARCAD1  
Two-hybrid Homo sapiens
Reconstituted Complex Homo sapiens
10 TP53 7157
Affinity Capture-MS Homo sapiens
11 FANCD2  
Affinity Capture-MS Homo sapiens
12 CDO1  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
13 TOPBP1 11073
Affinity Capture-Western Homo sapiens
Reconstituted Complex Homo sapiens
Affinity Capture-Western Homo sapiens
Reconstituted Complex Homo sapiens
14 MSH6 2956
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
15 MUTYH  
Affinity Capture-Western Homo sapiens
16 HSPA8 3312
Affinity Capture-MS Homo sapiens
17 SMC4 10051
Affinity Capture-MS Homo sapiens
18 TOP2B 7155
Two-hybrid Homo sapiens
19 PSME2 5721
Cross-Linking-MS (XL-MS) Homo sapiens
20 MDC1  
Co-purification Homo sapiens
Affinity Capture-Western Homo sapiens
Reconstituted Complex Homo sapiens
Affinity Capture-MS Homo sapiens
Co-crystal Structure Homo sapiens
21 GINS1  
Two-hybrid Homo sapiens
22 Pparg  
Affinity Capture-MS Mus musculus
23 APEX1 328
Proximity Label-MS Homo sapiens
24 E2F1 1869
Two-hybrid Homo sapiens
Affinity Capture-Western Homo sapiens
Reconstituted Complex Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
Reconstituted Complex Homo sapiens
Reconstituted Complex Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
25 CBLN4  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
26 TEX11  
Two-hybrid Homo sapiens
27 BRCA1 672
Affinity Capture-Western Homo sapiens
Co-localization Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-MS Homo sapiens
28 BRIP1  
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-Western Homo sapiens
Reconstituted Complex Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-MS Homo sapiens
29 TFAP4 7023
Affinity Capture-MS Homo sapiens
30 HIST1H4A 8359
Affinity Capture-MS Homo sapiens
31 RPAP2  
Affinity Capture-MS Homo sapiens
32 ABL1 25
Reconstituted Complex Homo sapiens
Affinity Capture-Western Homo sapiens
Biochemical Activity Homo sapiens
Affinity Capture-Western Homo sapiens
33 ATM 472
Affinity Capture-Western Homo sapiens
34 ERCC2 2068
Co-fractionation Homo sapiens
35 ATRIP  
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
36 ERCC1  
Co-fractionation Homo sapiens
37 KIAA1524 57650
Two-hybrid Homo sapiens
Two-hybrid Homo sapiens
38 FHL3 2275
Two-hybrid Homo sapiens
39 SIRT1  
Affinity Capture-MS Homo sapiens
40 BLM 641
Affinity Capture-MS Homo sapiens
Affinity Capture-Western Homo sapiens
Reconstituted Complex Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-Western Homo sapiens
Protein-peptide Homo sapiens
Reconstituted Complex Homo sapiens
41 NBN 4683
Affinity Capture-Western Homo sapiens
Co-fractionation Homo sapiens
Affinity Capture-Western Homo sapiens
42 HSPA5 3309
Affinity Capture-MS Homo sapiens
43 ESR1  
Reconstituted Complex Homo sapiens
44 RMI1  
Affinity Capture-MS Homo sapiens
45 PPP1CC 5501
Two-hybrid Homo sapiens
46 RAD9A  
Two-hybrid Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
Two-hybrid Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
47 ZBTB17  
Two-hybrid Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
Reconstituted Complex Homo sapiens
Affinity Capture-Western Homo sapiens
48 MCPH1  
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
Co-localization Homo sapiens
49 PPHLN1  
Two-hybrid Homo sapiens
50 SMARCA4 6597
Affinity Capture-Western Homo sapiens
51 UBR5 51366
Two-hybrid Homo sapiens
Affinity Capture-Western Homo sapiens
Biochemical Activity Homo sapiens
Affinity Capture-Western Homo sapiens
52 VPRBP 9730
Affinity Capture-MS Homo sapiens
53 RPA3 6119
Proximity Label-MS Homo sapiens
54 BARD1 580
Co-purification Homo sapiens
Affinity Capture-Western Homo sapiens
55 HECTD1 25831
Affinity Capture-MS Homo sapiens
56 SLX4  
Affinity Capture-Western Homo sapiens
Affinity Capture-MS Homo sapiens
57 SET 6418
Affinity Capture-MS Homo sapiens
58 EGFR 1956
Negative Genetic Homo sapiens
59 RHNO1  
Affinity Capture-Western Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
60 Fez2  
Two-hybrid Mus musculus
61 Rrbp1  
Affinity Capture-MS Mus musculus
62 PLK1 5347
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
63 HIST2H4A 8370
Affinity Capture-MS Homo sapiens
64 CDC45  
Affinity Capture-Western Homo sapiens
65 DDB1 1642
Affinity Capture-MS Homo sapiens
66 PTGES3 10728
Affinity Capture-MS Homo sapiens
67 PARP1 142
Proximity Label-MS Homo sapiens
68 PML 5371
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
69 ARID1A 8289
Negative Genetic Homo sapiens
70 KRAS 3845
Negative Genetic Homo sapiens
71 POLE  
Affinity Capture-Western Homo sapiens
72 AKT1 207
Biochemical Activity Homo sapiens
Affinity Capture-Western Homo sapiens
73 BRD2  
Co-fractionation Homo sapiens
74 PHF8  
Affinity Capture-MS Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Reconstituted Complex Homo sapiens
Affinity Capture-Western Homo sapiens
75 ACTG1 71
Affinity Capture-MS Homo sapiens
76 SF3B2 10992
Two-hybrid Homo sapiens
77 Plk1  
Affinity Capture-MS Mus musculus
78 TNFAIP2 7127
Co-fractionation Homo sapiens
79 RBBP8  
Two-hybrid Homo sapiens
80 TICRR 90381
Affinity Capture-Western Homo sapiens
Reconstituted Complex 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