BUB1B

gene
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Also known as BUBR1MAD3LBub1ASSK1

Summary

BUB1B (BUB1 mitotic checkpoint serine/threonine kinase B, HGNC:1149) is a protein-coding gene on chromosome 15q15.1, encoding Mitotic checkpoint serine/threonine-protein kinase BUB1 beta (O60566). Essential component of the mitotic checkpoint. It is a common-essential gene (DepMap: required in 98.7% of cancer cell lines).

This gene encodes a kinase involved in spindle checkpoint function. The protein has been localized to the kinetochore and plays a role in the inhibition of the anaphase-promoting complex/cyclosome (APC/C), delaying the onset of anaphase and ensuring proper chromosome segregation. Impaired spindle checkpoint function has been found in many forms of cancer.

Source: NCBI Gene 701 — RefSeq curated summary.

At a glance

  • Gene–disease (curated): mosaic variegated aneuploidy syndrome 1 (Definitive, ClinGen) — +3 more curated relationships
  • GWAS associations: 2
  • Clinical variants (ClinVar): 2,397 total — 60 pathogenic, 16 likely-pathogenic
  • Phenotypes (HPO): 112
  • Druggable target: yes — 1 molecules with ChEMBL bioactivity
  • Cancer dependency (DepMap): dependent in 98.7% of screened cell lines (common-essential)
  • Dosage sensitivity (ClinGen): haploinsufficiency autosomal recessive, triplosensitivity no evidence
  • MANE Select transcript: NM_001211

Identifiers

Gene identifiers

FieldValue
HGNC IDHGNC:1149
Approved symbolBUB1B
NameBUB1 mitotic checkpoint serine/threonine kinase B
Location15q15.1
Locus typegene with protein product
StatusApproved
AliasesBUBR1, MAD3L, Bub1A, SSK1
Ensembl geneENSG00000156970
Ensembl biotypeprotein_coding
OMIM602860
Entrez701

Gene structure

Transcript identifiers

Ensembl transcripts: 19 — 10 protein_coding, 5 retained_intron, 2 nonsense_mediated_decay, 2 protein_coding_CDS_not_defined

ENST00000287598, ENST00000412359, ENST00000557848, ENST00000558151, ENST00000558715, ENST00000558972, ENST00000559414, ENST00000559461, ENST00000559733, ENST00000559772, ENST00000560120, ENST00000897791, ENST00000897792, ENST00000918305, ENST00000918306, ENST00000918307, ENST00000918308, ENST00000918309, ENST00000918310

RefSeq mRNA: 1 — MANE Select: NM_001211 NM_001211

CCDS: CCDS10053

Canonical transcript exons

ENST00000287598 — 23 exons

ExonStartEnd
ENSE000010293914020863740208770
ENSE000010293924021249940212648
ENSE000010293954021333240213474
ENSE000010293974021749640217667
ENSE000010294014021011040210210
ENSE000010294024020618440206458
ENSE000010294074018555140185642
ENSE000010294094020963540209775
ENSE000010294104018371440183883
ENSE000010294114017647740176673
ENSE000010294144018516540185379
ENSE000019291834016106940161255
ENSE000019484174022056440221123
ENSE000034918554021845640218562
ENSE000035062754017006240170121
ENSE000035148344019654540196774
ENSE000035208904020240540202465
ENSE000035619184020093140200980
ENSE000035784734017053740170681
ENSE000035894034020024440200359
ENSE000035939224020258940202694
ENSE000036425864016505340165196
ENSE000036838314019961540199727

Expression profiles

Bgee: expression breadth ubiquitous, 210 present calls, max score 99.30.

FANTOM5 (CAGE): breadth ubiquitous, TPM avg 15.5638 / max 376.8596, expressed in 1320 samples.

FANTOM5 promoters (3 alternative TSS)

Promoter IDTPM avgSamples expressed
14607114.74701300
1460720.7963415
1460730.02047

Top tissues by expression

289 total, by Bgee expression score (0-100, higher = more expressed):

TissueAnatomy IDExpression scoreQuality
secondary oocyteCL:000065599.30gold quality
oocyteCL:000002399.20gold quality
ventricular zoneUBERON:000305397.51gold quality
primordial germ cell in gonadCL:0000670 ∩ UBERON:000099193.28gold quality
embryoUBERON:000092292.68gold quality
choroid plexus epitheliumUBERON:000391192.63gold quality
ganglionic eminenceUBERON:000402391.64gold quality
right testisUBERON:000453490.12gold quality
bone marrowUBERON:000237189.22gold quality
left testisUBERON:000453389.18gold quality
testisUBERON:000047388.74gold quality
endometrium epitheliumUBERON:000481188.42gold quality
trabecular bone tissueUBERON:000248387.87gold quality
male germ line stem cell (sensu Vertebrata) in testisCL:0000089 ∩ UBERON:000047387.57gold quality
bone marrow cellCL:000209286.29gold quality
tongue squamous epitheliumUBERON:000691984.85gold quality
esophagus squamous epitheliumUBERON:000692083.93gold quality
thymusUBERON:000237083.84gold quality
mucosa of transverse colonUBERON:000499182.97gold quality
gingival epitheliumUBERON:000194982.72silver quality
lower esophagus mucosaUBERON:003583481.40gold quality
rectumUBERON:000105281.06gold quality
epithelium of esophagusUBERON:000197680.73gold quality
vermiform appendixUBERON:000115480.61gold quality
squamous epitheliumUBERON:000691480.43gold quality
stromal cell of endometriumCL:000225579.55gold quality
tibiaUBERON:000097979.20gold quality
gingivaUBERON:000182879.11silver quality
hair follicleUBERON:000207378.64silver quality
esophagus mucosaUBERON:000246977.89gold quality

Single-cell (SCXA)

Detected in 2 experiment(s), a significant marker in 2.

ExperimentMarker?Max mean expression
E-GEOD-99795yes296.52
E-ANND-3yes5.99

Regulation

Is transcription factor: no

Upstream regulators (CollecTRI, top): CDK5RAP2, FOXM1, MYC, TP53, ZNF143

miRNA regulators (miRDB)

30 targeting BUB1B, top 30 by miRDB confidence (max_score; target_count = how many genes the miRNA targets in total — lower means more specific):

miRNAMax scoreAvg scoremiRNA target_count
HSA-MIR-4795-3P100.0074.624024
HSA-MIR-3163100.0077.238605
HSA-MIR-520D-5P99.9873.344883
HSA-MIR-524-5P99.9873.434882
HSA-MIR-548N99.9871.944170
HSA-MIR-4668-5P99.7970.583782
HSA-MIR-471999.7372.103329
HSA-MIR-182799.6368.573265
HSA-MIR-548AV-5P99.6070.842107
HSA-MIR-548K99.6070.842107
HSA-MIR-427699.5667.662514
HSA-MIR-315399.5567.592337
HSA-MIR-3120-3P99.5470.282669
HSA-MIR-486-5P99.5170.39707
HSA-MIR-4677-3P99.4967.911246
HSA-MIR-805499.4870.812084
HSA-MIR-5009-3P99.4569.431341
HSA-MIR-450699.3467.47526
HSA-MIR-3925-5P99.2167.901466
HSA-MIR-412-3P98.8666.89712
HSA-MIR-6754-3P98.8466.60889
HSA-MIR-3922-5P98.7766.531059
HSA-MIR-509498.6367.111062
HSA-MIR-6837-3P98.4266.711149
HSA-MIR-477398.3567.301710
HSA-MIR-569198.2367.021335
HSA-MIR-6805-3P98.2367.021334
HSA-MIR-676-3P97.8665.70668
HSA-MIR-3074-3P97.8367.26922
HSA-MIR-22-5P97.6768.921355

Functional genomics

ClinGen dosage: haploinsufficiency 30 (autosomal recessive), triplosensitivity 0 (no evidence). ClinGen Gene Dosage Map DepMap (CRISPR cell-line fitness): dependent in 98.7% of screened cell lines, common-essential.

Literature-anchored findings (GeneRIF, showing 40)

  • Sequence alterations of mitotic checkpoint genes, hBUB1 and hBUBR1, were examined, and their gene transcripts were quantified using on-line, real-time quantitative reverse transcription-PCR in surgically resected human colorectal cancers (PMID:11782350)
  • As part of a common complex in checkpoint-activated cells, BubR1 monitors different spindle events compared to Bub1 and integrates different signals into a single signal that is then relayed to the downstream cell cycle machinery. (PMID:11792804)
  • BubR1 and Mad2 act cooperatively to prevent premature separation of sister chromatids by directly inhibiting the anaphase-promoting complex (PMID:11907259)
  • mitotic checkpoint kinases BubR1 and BuB1, by binding to beta-adaptins, may play novel roles in the regulation of vesicular intracellular traffic (PMID:12419313)
  • we identified the mitotic checkpoint protein BubR1 as a novel binding partner of BCSG1 (PMID:14576821)
  • the control of hBubR1 protein level is an important factor in the acquisition of preneoplastic polyploidy (PMID:14706340)
  • Taken together, our study suggests that Plk3 and Aurora A kinases may lie in the same regulatory pathway and that Plk3 and Aurora A as well as BubR1 may play an important role in polyploidization and megakaryocytic differentiation. (PMID:15190214)
  • n five families with mosaic variegated aneuploidy, including two with embryonal rhabdomyosarcoma, we identified truncating and missense mutations of BUB1B, which encodes BUBR1, a key protein in the mitotic spindle checkpoint. (PMID:15475955)
  • BubR1 links regulation of chromosome-spindle attachment to mitotic checkpoint signalling. (PMID:15592459)
  • Microtubule capture by CENPE silences BubR1-dependent mitotic checkpoint signaling. (PMID:16144904)
  • These results are potentially the first to link the control of the stability of a key mitotic checkpoint protein to caspase activation (PMID:16227576)
  • Monoallelic BUB1B mutations and defective mitotic-spindle checkpoint is associated with premature chromatid separation syndrome (PMID:16411201)
  • Tumors with BUBR1 overexpression were associated with chromosomal instability, DNA aneuploidy, and centrosome amplification. (PMID:17350465)
  • Plk1 facilitates chromosome alignment during prometaphase through BubR1. (PMID:17376779)
  • Differential regulation of BubR1 expression is associated with changes in BubR1 promoter hypermethylation patterns, but not with promoter polymorphisms. (PMID:17464181)
  • Identification of promoter regions that are involved in the transcriptional regulation of the BUB1 gene. (PMID:17478512)
  • BUB1B mRNA levels but not MAD2L1 levels correlate with intrachromosomal insttability in ductal breast carcinomas. (PMID:17498870)
  • Aberrant exopressioni of BUB1B correlates with progression of prostate carcinoma. (PMID:17676298)
  • Combined BubR1 protein down-regulation and RASSF1A hypermethylation might be implicated in the formation of chromosomal changes found in Wilms tumors. (PMID:18286482)
  • These results suggest that BubR1 links DNA damage to kinetochore-associated spindle assembly checkpoint function. (PMID:18440313)
  • domain amphiphilicity is of higher importance than amino acid sequence specificity in the determination of protein adsorption and interfacial activity (PMID:18547097)
  • HsMAD2 and BubR1 were significantly higher in cancer tissue than in adjacent normal tissue (P < 0.01). Tumoral hsMAD2 and BubR1 were significantly decreased after radiochemotherapy (PMID:18691855)
  • Significant reduction of BUB1B level is detected in aneuploid compared to diploid colorectal cancers. (PMID:18699967)
  • Ajuba is a microtubule-associated protein that collaborates with Aurora B and BUBR1 at the metaphase-anaphase transition and this may be important to ensure proper chromosome segregation. (PMID:18710370)
  • the function of BUBR1 protein in the spindle checkpoint is remarkably dosage-dependent, and the biological consequences of BUB1B expression reduction on premature chromatid separation and aneuploidy depend on the residual amount of BUBR1 (PMID:18932004)
  • Mps1 is a major but not the exclusive kinase that specifies BubR1 phosphorylation in vivo. (PMID:19015317)
  • BubR1 competes with Cdc20 for binding to securin. Interaction of BubR1 and securin is increased by the depletion of Cdc20. Regulation of BubR1 may generate an anaphase-inhibitory signal through the Cdc20-independent interaction of BubR1 with securin. (PMID:19117984)
  • TAp73 regulates the spindle assembly checkpoint by modulating BubR1 activity. (PMID:19139399)
  • Combined expression of BUB1B and PINK1 was the best predictor of overall survival in malignant adrenal cortex neoplasms. (PMID:19139432)
  • Results support a model in which immobilized Mad1/Mad2 at kinetochores provides a template for initial assembly of Mad2 bound to Cdc20 that is then converted to a final mitotic checkpoint inhibitor with Cdc20 bound to BubR1. (PMID:19154722)
  • The acetylation status of BubR1 is a molecular switch that converts BubR1 from an inhibitor to a substrate of the APC/C complex, thus providing an efficient way to modulate APC/C activity and mitotic timing. (PMID:19407811)
  • The reduction of Bub1 spindle checkpoint protein levels during the G2 phase causes accelerated mitotic entry. (PMID:19411850)
  • Results unravel a crucial role of BubR1 in preventing centrosome reduplication through negative regulation of Plk1 in interphase cells. (PMID:19503101)
  • Data show that wt-p53 can suppress excessive replication of centrosomes that may contribute to the upregulation of Gadd45a and BubR1 protein expression as well as the downregulation of Aurora A protein expression. (PMID:19550118)
  • BubR1, but not Aurora A, is a prognostic marker for recurrence-free survival rates in epithelial ovarian cancers. (PMID:19603021)
  • BubR1 depletion in human adipose-derived mesenchymal stem cells precedes loss of the differentiation potential and induction of replicative senescence. (PMID:19745606)
  • suggested to be one of the contributing factors involved in the pathogenesis of oral squamous cell carcinoma (PMID:19926498)
  • high expression of BUBR1 may be one of causative factors for the induction of DNA aneuploidy and progression of gastric cancer. (PMID:20132214)
  • BubR1 expression is a novel and strong prognostic factor in tonsillar carcinomas. (PMID:20146332)
  • Results suggest that LSD1 plays a role in chromosomal segregation during mitosis partially through transcriptional regulation of BUBR1 and MAD2. (PMID:20189264)

Cross-species orthologs

8 orthologs

OrganismSymbolGene ID
danio_reriobub1bbENSDARG00000074927
danio_reriobub1baENSDARG00000078825
mus_musculusBub1bENSMUSG00000040084
rattus_norvegicusBub1bENSRNOG00000007906
drosophila_melanogasterBub1FBGN0031696
drosophila_melanogasterBubR1FBGN0263855
caenorhabditis_elegansbub-1WBGENE00000275
caenorhabditis_eleganssan-1WBGENE00004721

Paralogs (1): BUB1 (ENSG00000169679)

Protein

Protein identifiers

Mitotic checkpoint serine/threonine-protein kinase BUB1 betaO60566 (reviewed: O60566)

Alternative names: MAD3/BUB1-related protein kinase, Mitotic checkpoint kinase MAD3L, Protein SSK1

All UniProt accessions (3): O60566, H0YMK5, H0YN44

UniProt curated annotations — full annotation on UniProt →

Function. Essential component of the mitotic checkpoint. Required for normal mitosis progression. The mitotic checkpoint delays anaphase until all chromosomes are properly attached to the mitotic spindle. One of its checkpoint functions is to inhibit the activity of the anaphase-promoting complex/cyclosome (APC/C) by blocking the binding of CDC20 to APC/C, independently of its kinase activity. The other is to monitor kinetochore activities that depend on the kinetochore motor CENPE. Required for kinetochore localization of CENPE. Negatively regulates PLK1 activity in interphase cells and suppresses centrosome amplification. Also implicated in triggering apoptosis in polyploid cells that exit aberrantly from mitotic arrest. May play a role for tumor suppression.

Subunit / interactions. Interacts with CENPE. Interacts with PLK1. Part of a complex containing BUB3, CDC20 and BUB1B. Interacts with anaphase-promoting complex/cyclosome (APC/C). Interacts with KNL1. Interacts with KAT2B. Interacts with RIPK3. Interacts with the closed conformation form of MAD2L1.

Subcellular location. Cytoplasm. Nucleus. Chromosome. Centromere. Kinetochore. Cytoskeleton. Microtubule organizing center. Centrosome.

Tissue specificity. Highly expressed in thymus followed by spleen. Preferentially expressed in tissues with a high mitotic index.

Post-translational modifications. Proteolytically cleaved by caspase-3 in a cell cycle specific manner. The cleavage might be involved in the durability of the cell cycle delay. Caspase-3 cleavage is associated with abrogation of the mitotic checkpoint. The major site of cleavage is at Asp-610. Acetylation at Lys-250 regulates its degradation and timing in anaphase entry. Ubiquitinated. Degraded by the proteasome. Ubiquitinated by UBR5, promoting disassembly of the mitotic checkpoint complex from the APC/C complex. Sumoylated with SUMO2 and SUMO3. The sumoylation mediates the association with CENPE at the kinetochore. Autophosphorylated in vitro. Intramolecular autophosphorylation is stimulated by CENPE. Phosphorylated during mitosis and hyperphosphorylated in mitotically arrested cells. Phosphorylation at Ser-670 and Ser-1043 occurs at kinetochores upon mitotic entry with dephosphorylation at the onset of anaphase.

Disease relevance. Defects in BUB1B are associated with tumor formation. Premature chromatid separation trait (PCS) [MIM:176430] Consists of separate and splayed chromatids with discernible centromeres and involves all or most chromosomes of a metaphase. It is found in up to 2% of metaphases in cultured lymphocytes from approximately 40% of normal individuals. When PCS is present in 5% or more of cells, it is known as the heterozygous PCS trait and has no obvious phenotypic effect, although some have reported decreased fertility. Inheritance is autosomal dominant. The disease is caused by variants affecting the gene represented in this entry. Mosaic variegated aneuploidy syndrome 1 (MVA1) [MIM:257300] A severe developmental disorder characterized by mosaic aneuploidies, predominantly trisomies and monosomies, involving multiple different chromosomes and tissues. Affected individuals typically present with severe intrauterine growth retardation and microcephaly. Eye anomalies, mild dysmorphism, variable developmental delay, and a broad spectrum of additional congenital abnormalities and medical conditions may also occur. The risk of malignancy is high, with rhabdomyosarcoma, Wilms tumor and leukemia reported in several cases. The disease is caused by variants affecting the gene represented in this entry. MVA1 is caused by biallelic mutations in the BUB1B gene.

Activity regulation. Kinase activity stimulated by CENPE.

Domain organisation. The D-box targets the protein for rapid degradation by ubiquitin-dependent proteolysis during the transition from mitosis to interphase. The BUB1 N-terminal domain directs kinetochore localization and binding to BUB3.

Induction. Induced during mitosis.

Similarity. Belongs to the protein kinase superfamily. Ser/Thr protein kinase family. BUB1 subfamily.

Isoforms (3)

UniProt IDNamesCanonical?
O60566-11yes
O60566-22
O60566-33

RefSeq proteins (1): NP_001202* (*=MANE)

Domains & families (InterPro)

IDNameType
IPR011009Kinase-like_dom_sfHomologous_superfamily
IPR013212Mad3/Bub1_IDomain
IPR015661Bub1/Mad3Family

Pfam: PF08311

Enzyme classification (BRENDA):

  • EC 2.7.11.1 — non-specific serine/threonine protein kinase (BRENDA: 71 organisms, 682 substrates, 228 inhibitors, 23 Km, 6 kcat entries)

Substrate kinetics (BRENDA)

8 substrates with measured Km, best-characterized 8. Km ranges are aggregated across organisms/conditions.

SubstrateKm (mM)Measurements
ATP0.0007–0.6411
KKRAARATSNVFA0.013–0.0453
PAH1 PHOSPHATIDATE PHOSPHATASE0.00022
RRRLSSLRA0.0036–0.00372
GTP0.461
KKRAARASSNVFA0.021
LYS-LYS-PHE-ASN-ARG-THR-LEU-SER-VAL-ALA0.00931
MYELIN BASIC PROTEIN0.1451

Catalyzed reactions (Rhea), 2 shown:

  • L-seryl-[protein] + ATP = O-phospho-L-seryl-[protein] + ADP + H(+) (RHEA:17989)
  • L-threonyl-[protein] + ATP = O-phospho-L-threonyl-[protein] + ADP + H(+) (RHEA:46608)

UniProt features (65 total): sequence variant 13, modified residue 12, helix 10, mutagenesis site 7, splice variant 4, sequence conflict 4, region of interest 3, domain 2, binding site 2, site 2, turn 2, short sequence motif 2, chain 1, active site 1

Structure

Experimental structures (PDB)

9 structures.

PDBMethodResolution (Å)
2WVIX-RAY DIFFRACTION1.8
3SI5X-RAY DIFFRACTION2.2
5JJAX-RAY DIFFRACTION2.35
4GGDX-RAY DIFFRACTION2.44
5K6SX-RAY DIFFRACTION2.79
5SWFX-RAY DIFFRACTION2.82
6TLJELECTRON MICROSCOPY3.8
5LCWELECTRON MICROSCOPY4.2
5KHUELECTRON MICROSCOPY4.8

Predicted structure (AlphaFold)

ModelpLDDTFraction very-high
AF-O60566-F164.620.15

Functional residue map

Curated UniProt residues grouped by drug-discovery relevance — catalytic, ligand-binding, modification, and mutation-validated positions. Source: UniProtKB sequence features.

Catalytic / active sites (3): 579–580 (cleavage; by caspase-3); 610–611 (cleavage; by caspase-3); 882 (proton acceptor)

Ligand- & substrate-binding residues (2): 795; 772–780

Post-translational modifications (12): 250, 367, 435, 543, 665, 670, 676, 697, 792, 1008, 1042, 1043

Mutagenesis-validated functional residues (7):

PositionPhenotype
159loss of interaction with knl1.
175loss of interaction with knl1.
579abolishes the cleavage by caspase-3.
610abolishes the cleavage by caspase-3.
620induces chromosome congression defects and mitotic delay.
795does not abolish the capacity to inhibit apc/cdc20.
795inhibits kinase activity.

Function

Pathways and Gene Ontology

Reactome pathways

28 pathways

IDPathway
R-HSA-141430Inactivation of APC/C via direct inhibition of the APC/C complex
R-HSA-141444Amplification of signal from unattached kinetochores via a MAD2 inhibitory signal
R-HSA-174184Cdc20:Phospho-APC/C mediated degradation of Cyclin A
R-HSA-176409APC/C:Cdc20 mediated degradation of mitotic proteins
R-HSA-179409APC-Cdc20 mediated degradation of Nek2A
R-HSA-2467813Separation of Sister Chromatids
R-HSA-2500257Resolution of Sister Chromatid Cohesion
R-HSA-5663220RHO GTPases Activate Formins
R-HSA-68877Mitotic Prometaphase
R-HSA-9648025EML4 and NUDC in mitotic spindle formation
R-HSA-141405Inhibition of the proteolytic activity of APC/C required for the onset of anaphase by mitotic spindle checkpoint components
R-HSA-141424Amplification of signal from the kinetochores
R-HSA-162582Signal Transduction
R-HSA-1640170Cell Cycle
R-HSA-174143APC/C-mediated degradation of cell cycle proteins
R-HSA-176408Regulation of APC/C activators between G1/S and early anaphase
R-HSA-176814Activation of APC/C and APC/C:Cdc20 mediated degradation of mitotic proteins
R-HSA-179419APC:Cdc20 mediated degradation of cell cycle proteins prior to satisfation of the cell cycle checkpoint
R-HSA-194315Signaling by Rho GTPases
R-HSA-195258RHO GTPase Effectors
R-HSA-2555396Mitotic Metaphase and Anaphase
R-HSA-453276Regulation of mitotic cell cycle
R-HSA-68882Mitotic Anaphase
R-HSA-68886M Phase
R-HSA-69278Cell Cycle, Mitotic
R-HSA-69618Mitotic Spindle Checkpoint
R-HSA-69620Cell Cycle Checkpoints
R-HSA-9716542Signaling by Rho GTPases, Miro GTPases and RHOBTB3

MSigDB gene sets: 680 (showing top): GOBP_CHROMOSOME_ORGANIZATION, MORF_DNMT1, MODULE_52, BORCZUK_MALIGNANT_MESOTHELIOMA_UP, RODRIGUES_THYROID_CARCINOMA_ANAPLASTIC_UP, HORIUCHI_WTAP_TARGETS_DN, KANG_DOXORUBICIN_RESISTANCE_UP, MORF_ESPL1, RODRIGUES_THYROID_CARCINOMA_POORLY_DIFFERENTIATED_UP, MORF_BUB1, GOBP_REGULATION_OF_NUCLEAR_DIVISION, CROONQUIST_NRAS_SIGNALING_DN, REACTOME_APC_CDC20_MEDIATED_DEGRADATION_OF_NEK2A, GOBP_CELL_CYCLE_PHASE_TRANSITION, MITSIADES_RESPONSE_TO_APLIDIN_DN

GO Biological Process (7): apoptotic process (GO:0006915), metaphase/anaphase transition of mitotic cell cycle (GO:0007091), mitotic spindle assembly checkpoint signaling (GO:0007094), cell division (GO:0051301), meiotic sister chromatid cohesion, centromeric (GO:0051754), protein localization to chromosome, centromeric region (GO:0071459), regulation of sister chromatid segregation (GO:0033045)

GO Molecular Function (8): protein kinase activity (GO:0004672), protein serine/threonine kinase activity (GO:0004674), ATP binding (GO:0005524), protein serine kinase activity (GO:0106310), nucleotide binding (GO:0000166), protein binding (GO:0005515), kinase activity (GO:0016301), transferase activity (GO:0016740)

GO Cellular Component (14): kinetochore (GO:0000776), outer kinetochore (GO:0000940), nucleus (GO:0005634), anaphase-promoting complex (GO:0005680), cytoplasm (GO:0005737), centrosome (GO:0005813), spindle (GO:0005819), cytosol (GO:0005829), mitotic checkpoint complex (GO:0033597), ciliary basal body (GO:0036064), perinuclear region of cytoplasm (GO:0048471), chromosome, centromeric region (GO:0000775), chromosome (GO:0005694), cytoskeleton (GO:0005856)

Reactome top-level categories

Rollup of top-15 pathways:

CategoryPathways
APC:Cdc20 mediated degradation of cell cycle proteins prior to satisfation of the cell cycle checkpoint2
Mitotic Prometaphase2
Mitotic Spindle Checkpoint2
APC/C-mediated degradation of cell cycle proteins2
Inhibition of the proteolytic activity of APC/C required for the onset of anaphase by mitotic spindle checkpoint components1
Amplification of signal from the kinetochores1
Activation of APC/C and APC/C:Cdc20 mediated degradation of mitotic proteins1
Mitotic Anaphase1
RHO GTPase Effectors1
M Phase1
Regulation of APC/C activators between G1/S and early anaphase1
Regulation of mitotic cell cycle1
APC/C:Cdc20 mediated degradation of mitotic proteins1
Signaling by Rho GTPases, Miro GTPases and RHOBTB31
Signaling by Rho GTPases1

GO top-level categories

Rollup of top GO terms by namespace:

CategoryTerms
intracellular membraneless organelle4
cellular anatomical structure3
mitotic cell cycle2
protein kinase activity2
microtubule organizing center2
cytoplasm2
programmed cell death1
apoptotic signaling pathway1
execution phase of apoptosis1
mitotic cell cycle phase transition1
metaphase/anaphase transition of cell cycle1
negative regulation of mitotic metaphase/anaphase transition1
spindle assembly checkpoint signaling1
mitotic spindle checkpoint signaling1
cellular process1
meiotic sister chromatid cohesion1
centromeric sister chromatid cohesion1
protein localization to chromosome1
sister chromatid segregation1
regulation of chromosome organization1
regulation of chromosome segregation1
kinase activity1
phosphotransferase activity, alcohol group as acceptor1
catalytic activity, acting on a protein1
adenyl ribonucleotide binding1
purine ribonucleoside triphosphate binding1
nucleoside phosphate binding1
heterocyclic compound binding1
binding1
transferase activity, transferring phosphorus-containing groups1
catalytic activity1
condensed chromosome, centromeric region1
supramolecular complex1
kinetochore1
protein-containing complex1
intracellular membrane-bounded organelle1
nuclear ubiquitin ligase complex1
cullin-RING ubiquitin ligase complex1
intracellular anatomical structure1
centriole1

Protein interactions and networks

STRING

3335 interactions, top by confidence (×1000):

Protein AProtein BPartner UniProtScore
BUB1BBUB3O43684999
BUB1BCDC20Q12834999
BUB1BCENPEQ02224998
BUB1BCDK1P06493995
BUB1BAURKBQ96GD4993
BUB1BBUB1O43683989
BUB1BMAD2L1Q13257988
BUB1BKNL1Q8NG31985
BUB1BCCNB1P14635967
BUB1BPLK1P53350933
BUB1BPTTG1O95997923
BUB1BTTKP33981919
BUB1BCENPFP49454919
BUB1BCCNB2O95067915
BUB1BCCNA2P20248904

IntAct

186 interactions, top by confidence:

ABTypeScore
BUB1BCDC20psi-mi:“MI:0915”(physical association)0.980
CDC20BUB1Bpsi-mi:“MI:0914”(association)0.980
BUB1BCDC20psi-mi:“MI:0914”(association)0.980
CDC20BUB1Bpsi-mi:“MI:0915”(physical association)0.980
CDC20BUB1Bpsi-mi:“MI:2364”(proximity)0.980
BUB1BCDC20psi-mi:“MI:0407”(direct interaction)0.980
BUB3BUB1Bpsi-mi:“MI:0915”(physical association)0.930
BUB1BBUB3psi-mi:“MI:0914”(association)0.930

BioGRID (521): BUB3 (Affinity Capture-Western), BUB1B (Reconstituted Complex), BUB3 (Reconstituted Complex), CDC20 (Reconstituted Complex), CDC27 (Reconstituted Complex), BUB1B (Reconstituted Complex), CDC20 (Affinity Capture-Western), BUB1B (Affinity Capture-Western), BUB1B (Affinity Capture-Western), BUB1B (Affinity Capture-Western), ANAPC1 (Affinity Capture-MS), ANAPC2 (Affinity Capture-MS), BAG2 (Affinity Capture-MS), BUB1 (Affinity Capture-MS), BUB3 (Affinity Capture-MS)

ESM2 similar proteins: A0MZ66, A2APB8, A4IG59, A4IH24, A5A6J4, A6H6Z7, B0BM24, E2RYF8, E7F7X0, F4I2H7, O13024, O43683, O60566, O95990, P13505, P14317, P92204, Q0IHP2, Q28E45, Q2KI00, Q32N93, Q3B820, Q3TGF2, Q5EAW4, Q5NVP3, Q5RAF2, Q5U4F3, Q62736, Q659C4, Q66KE9, Q68FU8, Q6AY14, Q6DDV8, Q6NUF4, Q6PKG0, Q78TU8, Q7L590, Q84ZT9, Q8CB59, Q8CH02

Diamond homologs: F4IVI0, O08901, O22806, O43683, O60566, P47074, Q54CV5, Q9Z1S0, O59767, O94751, P41695

SIGNOR signaling

14 interactions.

AEffectBMechanism
PLK1up-regulatesBUB1Bphosphorylation
CDK1up-regulatesBUB1Bphosphorylation
KNL1up-regulatesBUB1Bbinding
BUB1Bup-regulatesMitotic_checkpoint
CDK5RAP2“up-regulates quantity by expression”BUB1B“transcriptional regulation”
BUB1B“form complex”MCCbinding
BUB1B“up-regulates activity”APCphosphorylation
BUB1B“up-regulates activity”CDC20phosphorylation
CHEK1“up-regulates activity”BUB1Bphosphorylation
CENPE“up-regulates activity”BUB1Bbinding

Enriched among interaction partners

Reactome pathways and GO biological processes over-represented among this gene’s 109 IntAct physical interaction partners (hypergeometric vs the genome-wide background, BH-FDR, gene-set size 15–500, ranked by fold). A functional readout of the neighbourhood — distinct from this gene’s own memberships above, and biased toward well-studied / hub proteins, so read it as themes rather than proof.

Reactome pathways:

PathwayPartnersFoldFDR
Inhibition of the proteolytic activity of APC/C required for the onset of anaphase by mitotic spindle checkpoint components13107.1×2e-23
Inactivation of APC/C via direct inhibition of the APC/C complex1387.6×5e-22
Conversion from APC/C:Cdc20 to APC/C:Cdh1 in late anaphase1280.9×8e-20
APC-Cdc20 mediated degradation of Nek2A1476.9×2e-22
APC:Cdc20 mediated degradation of cell cycle proteins prior to satisfation of the cell cycle checkpoint1476.9×2e-22
Activation of APC/C and APC/C:Cdc20 mediated degradation of mitotic proteins1474.2×3e-22
Aberrant regulation of mitotic exit in cancer due to RB1 defects1174.2×1e-17
APC/C:Cdc20 mediated degradation of Cyclin B1271.2×6e-19

GO biological processes:

GO termPartnersFoldFDR
protein branched polyubiquitination11101.8×2e-18
regulation of meiotic cell cycle12101.0×7e-20
anaphase-promoting complex-dependent catabolic process1292.6×2e-19
mitotic spindle assembly checkpoint signaling955.6×4e-12
protein K11-linked ubiquitination1251.7×5e-16
attachment of spindle microtubules to kinetochore551.4×2e-06
regulation of mitotic cell cycle1437.0×1e-16
mitotic sister chromatid segregation737.0×5e-08

Disease & clinical

Clinical variants and AI predictions

ClinVar

2397 variants total. Per-class counts are floors (≥ shown; pagination cap):

ClassificationCount (floor)
Pathogenic60
Likely pathogenic16
Uncertain significance1432
Likely benign752
Benign63

Top pathogenic / likely-pathogenic (30)

Variant IDHGVSClassification
1070955NM_001211.6(BUB1B):c.799C>T (p.Gln267Ter)Pathogenic
1073991NM_001211.6(BUB1B):c.422dup (p.Tyr141Ter)Pathogenic
1074988NM_001211.6(BUB1B):c.693_694insTT (p.Ser232fs)Pathogenic
1299567NM_001211.6(BUB1B):c.2636dup (p.His880fs)Pathogenic
1320272NM_001211.6(BUB1B):c.1045del (p.Arg349fs)Pathogenic
1325384NM_001211.6(BUB1B):c.2328dup (p.Asp777fs)Pathogenic
1325385NM_001211.6(BUB1B):c.1672del (p.Ala559fs)Pathogenic
1367214NM_001211.6(BUB1B):c.2876T>G (p.Leu959Ter)Pathogenic
1386253NM_001211.6(BUB1B):c.169C>T (p.Gln57Ter)Pathogenic
1392551NM_001211.6(BUB1B):c.2334C>G (p.Tyr778Ter)Pathogenic
1398305NM_001211.6(BUB1B):c.1298T>A (p.Leu433Ter)Pathogenic
1405980NM_001211.6(BUB1B):c.1466_1470dup (p.Gly491fs)Pathogenic
1408436NM_001211.6(BUB1B):c.1441C>T (p.Gln481Ter)Pathogenic
1443723NM_001211.6(BUB1B):c.1906del (p.Glu636fs)Pathogenic
1450254NM_001211.6(BUB1B):c.199C>T (p.Arg67Ter)Pathogenic
1452898NM_001211.6(BUB1B):c.877C>T (p.Gln293Ter)Pathogenic
1453887NM_001211.6(BUB1B):c.2210del (p.Glu736_Leu737insTer)Pathogenic
1946449NM_001211.6(BUB1B):c.310del (p.Arg104fs)Pathogenic
1980347NM_001211.6(BUB1B):c.2848C>T (p.Gln950Ter)Pathogenic
2034835NM_001211.6(BUB1B):c.1141del (p.Arg381fs)Pathogenic
2141736NM_001211.6(BUB1B):c.1663C>T (p.Arg555Ter)Pathogenic
2152812NM_001211.6(BUB1B):c.871del (p.Thr291fs)Pathogenic
2187691NM_001211.6(BUB1B):c.1378C>T (p.Gln460Ter)Pathogenic
2196645NM_001211.6(BUB1B):c.1743del (p.Phe581fs)Pathogenic
2202424NM_001211.6(BUB1B):c.2153del (p.Thr718fs)Pathogenic
2423976NC_000015.9:g.(?40453422)(40457417_?)delPathogenic
2697026NM_001211.6(BUB1B):c.94_95insGCTCTCCCTCTCCCTCTCCCGCTCCCGGGGGGGGGGGGGGGCGGGGGGGGGGGGGGGGGGGGGGGGGGGGGCGGGGGGGGGGGCGNNNNNNNNNNAAAAAAAAAAAAAAAAAAAAAAAGAAAATGTACAACCTT (p.Leu32fs)Pathogenic
2729407NM_001211.6(BUB1B):c.1313_1317del (p.Lys438fs)Pathogenic
2750610NM_001211.6(BUB1B):c.2298C>G (p.Tyr766Ter)Pathogenic
2756659NM_001211.6(BUB1B):c.897dup (p.Met300fs)Pathogenic

SpliceAI

3747 predictions. Top by Δscore:

VariantEffectΔscore
15:40165051:A:AGacceptor_gain1.0000
15:40165052:G:GGacceptor_gain1.0000
15:40165209:GC:Gdonor_gain1.0000
15:40170536:GGT:Gacceptor_gain1.0000
15:40170677:AATTA:Adonor_gain1.0000
15:40170678:ATTA:Adonor_gain1.0000
15:40170679:TTA:Tdonor_gain1.0000
15:40170680:TA:Tdonor_gain1.0000
15:40170682:G:GGdonor_gain1.0000
15:40183707:A:AGacceptor_gain1.0000
15:40183709:TTTA:Tacceptor_loss1.0000
15:40183710:TTA:Tacceptor_loss1.0000
15:40183711:TA:Tacceptor_loss1.0000
15:40183712:A:ACacceptor_loss1.0000
15:40183712:A:AGacceptor_gain1.0000
15:40183713:G:GTacceptor_gain1.0000
15:40183713:GA:Gacceptor_gain1.0000
15:40183713:GAC:Gacceptor_gain1.0000
15:40183713:GACA:Gacceptor_gain1.0000
15:40183713:GACAA:Gacceptor_gain1.0000
15:40183880:AAGG:Adonor_gain1.0000
15:40183881:AGG:Adonor_gain1.0000
15:40183882:GG:Gdonor_gain1.0000
15:40183882:GGG:Gdonor_gain1.0000
15:40183882:GGGT:Gdonor_loss1.0000
15:40183883:GG:Gdonor_gain1.0000
15:40183883:GGT:Gdonor_loss1.0000
15:40183884:G:GGdonor_gain1.0000
15:40183884:GTA:Gdonor_loss1.0000
15:40183885:T:Gdonor_loss1.0000

AlphaMissense

6940 scored. Top likely-pathogenic:

VariantProtein changeam_pathogenicity
15:40176567:G:CA159P0.997
15:40170114:T:AW78R0.996
15:40170114:T:CW78R0.996
15:40165095:A:CK26N0.995
15:40165095:A:TK26N0.995
15:40196735:G:CA417P0.995
15:40165081:T:AW22R0.994
15:40165081:T:CW22R0.994
15:40196733:G:CR416P0.994
15:40217560:A:CS915R0.994
15:40217562:T:AS915R0.994
15:40217562:T:GS915R0.994
15:40176624:G:TG178W0.992
15:40212520:T:AW803R0.992
15:40212520:T:CW803R0.992
15:40165094:A:TK26I0.991
15:40170547:T:AW84R0.991
15:40170547:T:CW84R0.991
15:40206457:A:CS670R0.991
15:40208637:C:AS670R0.991
15:40208637:C:GS670R0.991
15:40165083:G:CW22C0.990
15:40165083:G:TW22C0.990
15:40170610:G:CA105P0.990
15:40176624:G:AG178R0.990
15:40176624:G:CG178R0.990
15:40213432:T:AV879D0.990
15:40176603:G:CA171P0.989
15:40183719:T:CF196S0.989
15:40176658:T:CL189P0.988

dbSNP variants (sampled 300 via entrez): RS1000024394 (15:40159770 G>A), RS1000072403 (15:40199215 A>G), RS1000120699 (15:40179966 C>A), RS1000190033 (15:40161886 G>A), RS1000270614 (15:40203813 A>C), RS1000283837 (15:40162041 G>C), RS1000295627 (15:40205751 T>G), RS1000346553 (15:40192841 G>A,T), RS1000365175 (15:40212420 C>G,T), RS1000395694 (15:40186726 T>A), RS1000460777 (15:40167050 G>T), RS1000468594 (15:40167755 AGTT>A), RS1000471639 (15:40211986 A>G), RS1000475967 (15:40174155 A>C), RS1000477001 (15:40210451 T>C,G)

Disease associations

OMIM: gene MIM:602860 | disease phenotypes: MIM:257300, MIM:114500, MIM:176430, MIM:167000

GenCC curated gene-disease

DiseaseClassificationInheritance
mosaic variegated aneuploidy syndrome 1DefinitiveAutosomal recessive
rhabdomyosarcomaModerateAutosomal recessive
primary ovarian failureModerateAutosomal recessive
mosaic variegated aneuploidy syndromeSupportiveAutosomal dominant

ClinGen Gene-Disease Validity (1)

Expert-panel classifications — Definitive > Strong > Moderate > Limited > Disputed > Refuted.

DiseaseClassificationInheritance
mosaic variegated aneuploidy syndrome 1DefinitiveAR

Mondo (10): mosaic variegated aneuploidy syndrome 1 (MONDO:0009759), colorectal cancer (MONDO:0005575), premature chromatid separation trait (MONDO:0008304), mosaic variegated aneuploidy syndrome (MONDO:0000141), cerebral palsy (MONDO:0006497), colon carcinoma (MONDO:0002032), ovarian cancer (MONDO:0008170), microcephaly (MONDO:0001149), rhabdomyosarcoma (MONDO:0005212), primary ovarian failure (MONDO:0005387)

Orphanet (3): Mosaic variegated aneuploidy syndrome (Orphanet:1052), Rare ovarian cancer (Orphanet:213500), NON RARE IN EUROPE: Colorectal cancer (Orphanet:466667)

HPO phenotypes

112 total (30 of 112 shown, HPO-id order):

HPOTerm
HP:0000003Multicystic kidney dysplasia
HP:0000006Autosomal dominant inheritance
HP:0000007Autosomal recessive inheritance
HP:0000028Cryptorchidism
HP:0000047Hypospadias
HP:0000048Bifid scrotum
HP:0000054Micropenis
HP:0000062Ambiguous genitalia
HP:0000107Renal cyst
HP:0000175Cleft palate
HP:0000207Triangular mouth
HP:0000238Hydrocephalus
HP:0000248Brachycephaly
HP:0000252Microcephaly
HP:0000272Malar flattening
HP:0000286Epicanthus
HP:0000316Hypertelorism
HP:0000325Triangular face
HP:0000340Sloping forehead
HP:0000343Long philtrum
HP:0000347Micrognathia
HP:0000348High forehead
HP:0000358Posteriorly rotated ears
HP:0000365Hearing impairment
HP:0000369Low-set ears
HP:0000445Wide nose
HP:0000457Depressed nasal ridge
HP:0000463Anteverted nares
HP:0000470Short neck
HP:0000478Abnormality of the eye

GWAS associations

2 associations (top):

StudyTraitp-value
GCST002299_16Chronic lymphocytic leukemia2.000000e-06
GCST004146_18Chronic lymphocytic leukemia7.000000e-19

MeSH disease descriptors (6)

DescriptorNameTree numbers
D002547Cerebral PalsyC10.228.140.140.254
D008831MicrocephalyC05.660.207.620; C10.500.507.400.500; C16.131.621.207.620; C16.131.666.507.400.500
D010051Ovarian NeoplasmsC04.588.322.455; C12.050.351.500.056.630.705; C12.050.351.937.418.685; C12.100.250.056.630.705; C12.900.418.685; C19.344.410; C19.391.630.705
D016649Primary Ovarian InsufficiencyC12.050.351.500.056.630.750; C12.100.250.056.630.750; C19.391.630.750
D012208RhabdomyosarcomaC04.557.450.590.550.660; C04.557.450.795.550.660
C536987Mosaic variegated aneuploidy syndrome (supp.)

Drugs & pharmacology

Drug and pharmacology data

Is drug target: yes

ChEMBL targets (1): CHEMBL4295998 (SINGLE PROTEIN)

Molecules with ChEMBL bioactivity

1 molecules (phase ≥1), by development phase (incl. off-target/promiscuous compounds). Patent mentions across the top 20 by phase: 8,551 (via chembl_molecule»patent_compound — counts attach to the compound, not the gene–compound relationship, so off-target/promiscuous molecules can dominate).

MoleculeNamePhasePatents
CHEMBL2403108CERITINIB48,551

PharmGKB: 1 entry (VIP=true, CPIC=false)

GtoPdb / IUPHAR curated pharmacology

(IUPHAR/BPS Guide to Pharmacology — expert-curated)

Target class: enzyme — Bub family

ChEMBL bioactivities

1 potent at pChembl≥5 of 4 total, top 1 by pChembl (potency: 10 = 0.1 nM, 6 = 1 µM).

pChemblTypeValueUnitMolecule
5.01IC509670nMCHEMBL6142128

CTD chemical–gene interactions

115 total (human), top 30 by PubMed support.

ChemicalActions (top 5)PubMed papers
bisphenol Aaffects localization, decreases expression, increases expression6
Doxorubicinaffects response to substance, decreases expression4
Cyclosporinedecreases expression, increases methylation4
sodium arsenitedecreases expression, increases expression3
Resveratroldecreases expression, affects cotreatment, increases expression3
Cisplatinaffects expression, affects cotreatment, decreases expression, decreases reaction3
Quercetindecreases expression, increases expression3
chromium hexavalent iondecreases expression, decreases reaction, increases reaction, increases abundance2
Decitabineaffects expression, affects binding, decreases reaction2
Arsenic Trioxideaffects cotreatment, increases expression, increases phosphorylation, increases reaction, affects binding2
Acetaminophendecreases expression, increases expression2
Benzo(a)pyrenedecreases expression2
Copperaffects binding, decreases expression2
Dibutyl Phthalatedecreases expression, increases expression, decreases reaction2
Estradiolincreases expression2
Fluorouracildecreases expression2
Nickelincreases expression2
Polychlorinated Biphenylsaffects expression, increases expression2
Rotenoneaffects localization, increases expression2
Valproic Aciddecreases expression2
7,8-Dihydro-7,8-dihydroxybenzo(a)pyrene 9,10-oxidedecreases expression2
Paclitaxelaffects binding, affects cotreatment, increases reaction, increases expression, affects response to substance2
Genisteinaffects expression, increases expression2
aristolochic acid Idecreases expression1
SP2509decreases expression1
FR900359decreases phosphorylation1
propionaldehydedecreases expression1
pirinixic aciddecreases expression, increases activity, affects binding1
deoxynivalenolincreases expression1
geranioldecreases expression1

ChEMBL screening assays

12 unique, capped per target: 12 binding

Representative assays (with source publication via chembl_document):

Assay IDTypeDescriptionSource paper
CHEMBL4254597BindingInduction of BubR1 hyperphosphorylation in human HeLa cells by Western blot analysisDesign, synthesis, biological evaluation and cocrystal structures with tubulin of chiral β-lactam bridged combretastatin A-4 analogues as potent antitumor agents. — Eur J Med Chem

Cellosaurus cell lines

1 cell lines: 1 transformed cell line

First 10 cell lines (id-ordered, not curated):

CellosaurusNameCategorySex
CVCL_EF99GM21284Transformed cell lineFemale

Clinical trials (associated diseases)

524 trials via MONDO — disease-level, not drug-specific.

TrialPhaseStatusTitle
NCT00339118PHASE4UNKNOWNEpSSG (European Soft Tissue Sarcoma Study Group) Protocol for Non-Metastatic Rhabdomyosarcoma in Children
NCT04854018PHASE4COMPLETEDIndo-cyanine Green (ICG) in Paediatric Oncology MIS
NCT00417066PHASE4COMPLETEDFlexible GnRH Antagonist vs Flare up GnRH Agonist Protocol in Poor Responders
NCT00732693PHASE4COMPLETEDEvaluation of Physiologic and Standard Sex Steroid Replacement Regimens in Women With Premature Ovarian Failure
NCT00837616PHASE4COMPLETEDEstrogen Dosing in Turner Syndrome: Pharmacology and Metabolism
NCT01853501PHASE4UNKNOWNEffects of ADSC Therapy in Women With POF
NCT02783937PHASE4COMPLETEDFilgrastim for Premature Ovarian Insufficiency
NCT03535480PHASE4UNKNOWNAutologous Bone Marrow Stem Cell Ovarian Transplantation to Restore Ovarian Function in Premature Ovarian Failure
NCT00114829PHASE4UNKNOWNPreoperative Assessment of Colon Tumor
NCT00114842PHASE4COMPLETEDMagnetic Resonance (MR) Colonography With Fecal Tagging
NCT00114946PHASE4TERMINATEDA Study to Compare Two Avastin-Based Treatment Regimens for the Treatment of Metastatic Colorectal Cancer
NCT00122720PHASE4COMPLETEDThe Effect of Darbepoetin Upon Rehabilitation for Colorectal Cancer Surgery
NCT00129870PHASE4TERMINATEDCONCEPT: Comparison of Oxaliplatin vs Conventional Methods With Calcium/Magnesium in First-Line Metastatic Colorectal Cancer
NCT00138060PHASE4COMPLETEDToxicity/Benefit Ratio Optimization of Chemotherapy in Colorectal Cancer (CRC) Patients by Determination of Individual Genotypic Determinants
NCT00216424PHASE4TERMINATEDCapecitabine (Xeloda) and Radiation for Patients With Rectosigmoid Carcinoma
NCT00327093PHASE4TERMINATEDElaboration of a Model for Predicting Efficacy of Monoclonal Antibodies (Cetuximab and Bevacizumab) in Patients With Colorectal Cancer and Liver Metastases
NCT00332943PHASE4COMPLETEDMR Colonography With Fecal Tagging. Barium vs. BariumFerumoxsil
NCT00441311PHASE4COMPLETEDDissemination of Colorectal Cancer Screening to Primary Care Physicians
NCT00460837PHASE4WITHDRAWNComparison of Bowel Preparation in Virtual Colonoscopy (VC) - Patient Experience
NCT00473980PHASE4COMPLETEDPreoperative Non-steroidal Anti-inflammatory Drugs(NSAID) to Colorectal Cancer Patients
NCT00488904PHASE4COMPLETEDOmega-3 Fatty Acids and Postoperative Complications After Colorectal Surgery
NCT00496678PHASE4COMPLETEDTrial of Patient Navigation-Activation
NCT00502671PHASE4COMPLETEDA Study of Xeloda (Capecitabine) as Adjuvant Monotherapy in Patients With Colon Cancer.
NCT00559676PHASE4COMPLETEDStudy of Biomarkers in Patients Undergoing Chemotherapy for Metastatic Colorectal Cancer
NCT00577031PHASE4COMPLETEDOBELIX Study: A Study of Avastin (Bevacizumab) in Combination With XELOX in Patients With Metastatic Cancer of the Colon or Rectum.
NCT00626054PHASE4COMPLETEDComparison of Two Methods of Administration of a PEG Solution
NCT00812864PHASE4COMPLETEDPharmacokinetic Study of Capecitabine in Elderly Cancer Patient (≥ 75 Years)
NCT00868569PHASE4UNKNOWNTranshepatic Arterial Chemotherapy (TAC) Versus Transcatheter Arterial Chemoembolization (TACE) Plus Folfox4 as the Treatment of Unresectable Liver Metastasis of Colorectal Cancer
NCT00868816PHASE4COMPLETEDOxaliplatine Based Adjuvant Chemotherapy for Stage II/III Colorectal Cancer: 8 Cycles Versus 12 Cycles
NCT00874406PHASE4UNKNOWNPreoperative Transhepatic Arterial Chemotherapy (TAC) in the Treatment of Liver Metastasis of Resectable Colorectal Cancer
NCT00928928PHASE4COMPLETEDOxidative Stress Markers in Open and Laparoscopic Colectomy for Cancer
NCT00942461PHASE4COMPLETEDInflammatory Response in Laparoscopic and Open Colectomy
NCT01023633PHASE4UNKNOWNOPTIMOX1 in Chinese mCRC Patients
NCT01271582PHASE4UNKNOWNInvestigation of Association Between UGT1A1 Polymorphisms and Irinotecan Toxicity in Korean Patients
NCT01315990PHASE4UNKNOWNFOLFIRI in Combination With Cetuximab in the First-line Treatment of Metastatic Colorectal Cancer Including a Regular Dermal Prophylaxis to Prevent Acneiforme Follicular Exanthema
NCT01493713PHASE4COMPLETEDCorrelation Between RECIST, Morphologic Response by CT- Histopathologic Response in Hepatic Metastasis Secondary to Colorectal Cancer
NCT01609660PHASE4COMPLETEDImpact of Probiotics on the Intestinal Microbiota
NCT01641458PHASE4COMPLETEDPharmacology-driven Dosing of Fluoropyrimidines in Cancer Patients
NCT01689792PHASE4COMPLETEDA Multi-centre Study Comparing the Polyp Detection Rate of Two Different Types of Bowel Preparation: a 2-litre Solution (MOVIPREP®) Versus a Hyperosmotic and Stimulant Combined Low Volume Bowel Preparation (Sodium Picosulfate and Magnesium Citrate)
NCT01695772PHASE4COMPLETEDA Study of Bevacizumab Plus 5-Flurouracil (5-FU) Based Doublet Chemotherapy as Neoadjuvant Therapy for Participants With Previously Untreated Unresectable Liver-Only Metastases From Colorectal Cancer