Incidental Mutation 'R2085:Bub1b'
ID 230240
Institutional Source Beutler Lab
Gene Symbol Bub1b
Ensembl Gene ENSMUSG00000040084
Gene Name BUB1B, mitotic checkpoint serine/threonine kinase
Synonyms BUBR1
MMRRC Submission 040090-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R2085 (G1)
Quality Score 225
Status Not validated
Chromosome 2
Chromosomal Location 118428692-118472072 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 118452676 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamic Acid to Glycine at position 443 (E443G)
Ref Sequence ENSEMBL: ENSMUSP00000037126 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000038341]
AlphaFold Q9Z1S0
Predicted Effect possibly damaging
Transcript: ENSMUST00000038341
AA Change: E443G

PolyPhen 2 Score 0.880 (Sensitivity: 0.82; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000037126
Gene: ENSMUSG00000040084
AA Change: E443G

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
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.3%
  • 20x: 95.3%
Validation Efficiency
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: 54 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2810408A11Rik G T 11: 69,791,198 (GRCm39) T127K possibly damaging Het
A2m T G 6: 121,653,918 (GRCm39) I1417S probably damaging Het
Acad10 A G 5: 121,787,523 (GRCm39) I142T possibly damaging Het
Adprm T A 11: 66,932,678 (GRCm39) D77V probably damaging Het
Apob C T 12: 8,062,240 (GRCm39) T3574I probably damaging Het
Bahcc1 A G 11: 120,178,908 (GRCm39) K2489R probably damaging Het
Cd9 A T 6: 125,440,734 (GRCm39) probably null Het
Cgnl1 G A 9: 71,538,160 (GRCm39) T1194M probably damaging Het
Clec9a T C 6: 129,387,274 (GRCm39) V43A probably benign Het
Col11a1 C T 3: 113,951,791 (GRCm39) R1074C probably damaging Het
Dpep3 A G 8: 106,701,346 (GRCm39) V401A probably damaging Het
Duox2 G T 2: 122,111,448 (GRCm39) H1417N probably damaging Het
Efhb C T 17: 53,733,937 (GRCm39) probably null Het
F2r T C 13: 95,741,418 (GRCm39) N39S probably benign Het
Fcamr T C 1: 130,739,335 (GRCm39) F212L probably damaging Het
Galt G A 4: 41,758,162 (GRCm39) R309Q probably damaging Het
Gas2l2 C A 11: 83,318,209 (GRCm39) A167S probably benign Het
Hecw1 A T 13: 14,438,672 (GRCm39) F904I possibly damaging Het
Herc2 C A 7: 55,862,713 (GRCm39) H4127Q possibly damaging Het
Hipk1 T C 3: 103,657,670 (GRCm39) T805A probably benign Het
Hivep1 A G 13: 42,337,226 (GRCm39) E2435G probably benign Het
Hivep2 C A 10: 14,004,713 (GRCm39) T437K probably benign Het
Hivep2 C A 10: 14,015,273 (GRCm39) C1813* probably null Het
Hyal4 C T 6: 24,755,749 (GRCm39) probably benign Het
Inpp4b A G 8: 82,678,903 (GRCm39) Y311C probably damaging Het
Itih4 A G 14: 30,614,280 (GRCm39) Y410C possibly damaging Het
Lama2 A T 10: 27,080,837 (GRCm39) C995* probably null Het
Lingo4 C A 3: 94,309,552 (GRCm39) D163E probably damaging Het
Malt1 A G 18: 65,606,218 (GRCm39) D642G probably damaging Het
Mbd4 T A 6: 115,825,918 (GRCm39) M358L probably benign Het
Mbd5 T A 2: 49,169,323 (GRCm39) F1498Y possibly damaging Het
Me1 T C 9: 86,495,607 (GRCm39) Q280R probably damaging Het
Megf9 T C 4: 70,367,004 (GRCm39) H326R probably damaging Het
Nid2 G A 14: 19,828,111 (GRCm39) G516S probably benign Het
Or13p10 T C 4: 118,523,301 (GRCm39) S196P probably damaging Het
Or1e1 T C 11: 73,245,247 (GRCm39) S223P possibly damaging Het
Or4k1 T A 14: 50,377,580 (GRCm39) N172I probably damaging Het
Or5h18 C T 16: 58,848,232 (GRCm39) V13I probably benign Het
Or8b1c A G 9: 38,384,223 (GRCm39) Y60C probably damaging Het
Polr2j T C 5: 136,145,625 (GRCm39) F7L probably damaging Het
Ppp1r16a T A 15: 76,577,796 (GRCm39) D303E probably damaging Het
Prickle2 T C 6: 92,353,345 (GRCm39) E763G probably damaging Het
Rdh11 T C 12: 79,229,556 (GRCm39) Y239C possibly damaging Het
Sdhaf3 A G 6: 6,956,048 (GRCm39) R8G probably benign Het
Sgk2 T C 2: 162,854,890 (GRCm39) S305P probably damaging Het
Sptbn2 A G 19: 4,788,587 (GRCm39) S1189G probably benign Het
Stab2 A G 10: 86,790,023 (GRCm39) L581P probably damaging Het
Tifab T C 13: 56,324,110 (GRCm39) Q111R probably damaging Het
Ubr3 C T 2: 69,784,108 (GRCm39) R775C probably damaging Het
Usp17lb T A 7: 104,489,622 (GRCm39) Q434L possibly damaging Het
Wdr46 G T 17: 34,160,425 (GRCm39) E135* probably null Het
Zfp318 T A 17: 46,720,590 (GRCm39) probably null Het
Zfp874a T A 13: 67,590,967 (GRCm39) H239L probably damaging Het
Zscan29 A T 2: 121,000,427 (GRCm39) L60* probably null 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
R2137:Bub1b UTSW 2 118,467,199 (GRCm39) nonsense probably null
R3749:Bub1b UTSW 2 118,445,936 (GRCm39) missense possibly damaging 0.63
R3750: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'- TCAAATCGAGGGCGTTCTCC -3'
(R):5'- CCCATTCAAAGCCACTTGTG -3'

Sequencing Primer
(F):5'- AGGGCGTTCTCCTCCACTG -3'
(R):5'- AAGCCTGGCATGCTTGA -3'
Posted On 2014-09-18