Incidental Mutation 'R3750:Bub1b'
ID 310128
Institutional Source Beutler Lab
Gene Symbol Bub1b
Ensembl Gene ENSMUSG00000040084
Gene Name BUB1B, mitotic checkpoint serine/threonine kinase
Synonyms BUBR1
MMRRC Submission 040735-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R3750 (G1)
Quality Score 225
Status Validated
Chromosome 2
Chromosomal Location 118428692-118472072 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 118445936 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Lysine at position 319 (N319K)
Ref Sequence ENSEMBL: ENSMUSP00000037126 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000038341]
AlphaFold Q9Z1S0
Predicted Effect possibly damaging
Transcript: ENSMUST00000038341
AA Change: N319K

PolyPhen 2 Score 0.633 (Sensitivity: 0.87; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000037126
Gene: ENSMUSG00000040084
AA Change: N319K

DomainStartEndE-ValueType
PDB:4GGD|D 14 35 6e-6 PDB
Mad3_BUB1_I 49 173 1.83e-68 SMART
low complexity region 198 214 N/A INTRINSIC
low complexity region 382 395 N/A INTRINSIC
coiled coil region 418 457 N/A INTRINSIC
low complexity region 671 686 N/A INTRINSIC
low complexity region 717 726 N/A INTRINSIC
Pfam:Pkinase 806 942 4.5e-7 PFAM
Meta Mutation Damage Score 0.1433 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.4%
  • 20x: 95.6%
Validation Efficiency 100% (38/38)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] 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. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygous mutant embryos undergo extensive apoptosis and die during early gestation. Heterozygous mice are viable and exhibit splenomegaly, abnormal megakaryopoiesis, and an increased susceptibility to intestinal tumorigenesis. Hypomorphic homozygotes display infertility and premature aging. [provided by MGI curators]
Allele List at MGI

All alleles(22) : Targeted, knock-out(1) Targeted, other(3) Gene trapped(18)

Other mutations in this stock
Total: 36 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aasdh C A 5: 77,036,501 (GRCm39) E347* probably null Het
Adam12 T C 7: 133,774,594 (GRCm39) D5G probably damaging Het
Adam26b A C 8: 43,974,234 (GRCm39) V256G probably benign Het
Ago1 A G 4: 126,354,837 (GRCm39) I125T probably benign Het
Bckdk C A 7: 127,504,590 (GRCm39) R105S probably damaging Het
Clcn6 G T 4: 148,108,644 (GRCm39) C128* probably null Het
Col6a4 C A 9: 105,897,864 (GRCm39) probably null Het
Cyp4v3 G A 8: 45,768,745 (GRCm39) R272* probably null Het
Dlg5 G A 14: 24,215,328 (GRCm39) A665V probably damaging Het
Foxd1 G C 13: 98,492,424 (GRCm39) A433P unknown Het
Hsd17b3 A T 13: 64,210,993 (GRCm39) probably null Het
Kcnc4 A G 3: 107,355,506 (GRCm39) V314A probably benign Het
Lrba T G 3: 86,283,260 (GRCm39) L1858R probably damaging Het
Marcks G A 10: 37,016,866 (GRCm39) probably benign Het
Mroh2b G A 15: 4,981,728 (GRCm39) W1513* probably null Het
Nefh A G 11: 4,889,937 (GRCm39) V894A probably benign Het
Pdzph1 A T 17: 59,280,331 (GRCm39) Y650* probably null Het
Plce1 A C 19: 38,766,343 (GRCm39) I2109L probably benign Het
Pramel18 T A 4: 101,767,073 (GRCm39) D107E possibly damaging Het
Primpol A T 8: 47,052,848 (GRCm39) D154E probably benign Het
Relch C T 1: 105,681,302 (GRCm39) T1178I probably damaging Het
Rtca A T 3: 116,286,650 (GRCm39) F327L probably benign Het
Scn2a T G 2: 65,544,115 (GRCm39) V832G probably damaging Het
Secisbp2l C T 2: 125,582,657 (GRCm39) G933D possibly damaging Het
Skil A G 3: 31,170,983 (GRCm39) N354S probably benign Het
Slk T G 19: 47,608,248 (GRCm39) D400E possibly damaging Het
Spata31 G T 13: 65,069,557 (GRCm39) L568F probably benign Het
Spon1 T C 7: 113,365,621 (GRCm39) L19P probably damaging Het
Spon1 T A 7: 113,616,024 (GRCm39) V297E possibly damaging Het
Tas2r136 A T 6: 132,754,200 (GRCm39) F309Y probably damaging Het
Tcp11l1 A G 2: 104,528,887 (GRCm39) I137T probably damaging Het
Ttn G A 2: 76,584,350 (GRCm39) H22253Y probably damaging Het
Upf1 G T 8: 70,786,000 (GRCm39) N975K possibly damaging Het
Usp1 C T 4: 98,822,357 (GRCm39) probably null Het
Zfhx4 G A 3: 5,308,225 (GRCm39) E484K possibly damaging Het
Zswim4 G A 8: 84,938,676 (GRCm39) P1069S possibly damaging Het
Other mutations in Bub1b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00676:Bub1b APN 2 118,460,619 (GRCm39) missense probably benign
IGL01319:Bub1b APN 2 118,445,475 (GRCm39) missense possibly damaging 0.49
IGL01744:Bub1b APN 2 118,467,230 (GRCm39) missense probably damaging 0.99
IGL03184:Bub1b APN 2 118,440,258 (GRCm39) splice site probably benign
P0035:Bub1b UTSW 2 118,452,666 (GRCm39) missense probably damaging 1.00
R0315:Bub1b UTSW 2 118,457,457 (GRCm39) splice site probably benign
R0322:Bub1b UTSW 2 118,470,099 (GRCm39) splice site probably benign
R0378:Bub1b UTSW 2 118,471,604 (GRCm39) missense probably benign 0.01
R0457:Bub1b UTSW 2 118,440,340 (GRCm39) missense probably damaging 1.00
R0845:Bub1b UTSW 2 118,440,457 (GRCm39) missense probably damaging 1.00
R0960:Bub1b UTSW 2 118,437,161 (GRCm39) missense probably benign 0.03
R1071:Bub1b UTSW 2 118,462,928 (GRCm39) frame shift probably null
R1129:Bub1b UTSW 2 118,445,487 (GRCm39) missense probably damaging 1.00
R1138:Bub1b UTSW 2 118,453,570 (GRCm39) missense probably benign 0.01
R1171:Bub1b UTSW 2 118,437,167 (GRCm39) missense probably benign 0.31
R1613:Bub1b UTSW 2 118,470,222 (GRCm39) critical splice donor site probably null
R1667:Bub1b UTSW 2 118,471,670 (GRCm39) missense probably benign 0.00
R1812:Bub1b UTSW 2 118,462,902 (GRCm39) missense probably benign 0.00
R1828:Bub1b UTSW 2 118,468,920 (GRCm39) missense probably benign 0.00
R2085:Bub1b UTSW 2 118,452,676 (GRCm39) missense possibly damaging 0.88
R2137:Bub1b UTSW 2 118,467,199 (GRCm39) nonsense probably null
R3749:Bub1b UTSW 2 118,445,936 (GRCm39) missense possibly damaging 0.63
R4211:Bub1b UTSW 2 118,461,459 (GRCm39) missense possibly damaging 0.78
R4579:Bub1b UTSW 2 118,453,657 (GRCm39) nonsense probably null
R4993:Bub1b UTSW 2 118,467,251 (GRCm39) missense possibly damaging 0.63
R5144:Bub1b UTSW 2 118,445,980 (GRCm39) missense possibly damaging 0.92
R5229:Bub1b UTSW 2 118,460,470 (GRCm39) missense probably damaging 1.00
R5596:Bub1b UTSW 2 118,461,463 (GRCm39) missense probably damaging 1.00
R5656:Bub1b UTSW 2 118,435,912 (GRCm39) missense probably damaging 1.00
R5785:Bub1b UTSW 2 118,440,325 (GRCm39) missense probably damaging 0.98
R5883:Bub1b UTSW 2 118,440,363 (GRCm39) missense probably damaging 1.00
R6128:Bub1b UTSW 2 118,448,293 (GRCm39) missense probably benign
R6187:Bub1b UTSW 2 118,461,481 (GRCm39) missense probably damaging 1.00
R6333:Bub1b UTSW 2 118,428,944 (GRCm39) critical splice donor site probably null
R6985:Bub1b UTSW 2 118,437,095 (GRCm39) missense probably damaging 1.00
R6988:Bub1b UTSW 2 118,467,311 (GRCm39) missense probably damaging 0.96
R7161:Bub1b UTSW 2 118,456,534 (GRCm39) missense probably damaging 1.00
R7341:Bub1b UTSW 2 118,467,267 (GRCm39) missense possibly damaging 0.95
R7575:Bub1b UTSW 2 118,471,639 (GRCm39) missense possibly damaging 0.51
R7824:Bub1b UTSW 2 118,457,448 (GRCm39) splice site probably null
R8129:Bub1b UTSW 2 118,468,975 (GRCm39) missense probably benign 0.06
R8702:Bub1b UTSW 2 118,468,975 (GRCm39) missense probably benign 0.06
R8787:Bub1b UTSW 2 118,462,305 (GRCm39) missense probably damaging 1.00
R9569:Bub1b UTSW 2 118,468,884 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- AGAACGAACTTCAGCCAGGC -3'
(R):5'- GGTATATCTGGCGTCACTCC -3'

Sequencing Primer
(F):5'- AGCTTAGTCTAGCCTTGAACTTG -3'
(R):5'- GTCACTCCCTCCGAGATGC -3'
Posted On 2015-04-17