Incidental Mutation 'R2090:Ibtk'
ID 231720
Institutional Source Beutler Lab
Gene Symbol Ibtk
Ensembl Gene ENSMUSG00000035941
Gene Name inhibitor of Bruton agammaglobulinemia tyrosine kinase
Synonyms 5430411K16Rik
MMRRC Submission 040095-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R2090 (G1)
Quality Score 225
Status Validated
Chromosome 9
Chromosomal Location 85569413-85631387 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 85603046 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 653 (I653T)
Ref Sequence ENSEMBL: ENSMUSP00000041145 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000039213] [ENSMUST00000187521]
AlphaFold Q6ZPR6
Predicted Effect probably benign
Transcript: ENSMUST00000039213
AA Change: I653T

PolyPhen 2 Score 0.015 (Sensitivity: 0.96; Specificity: 0.79)
SMART Domains Protein: ENSMUSP00000041145
Gene: ENSMUSG00000035941
AA Change: I653T

DomainStartEndE-ValueType
ANK 51 80 2e0 SMART
ANK 85 114 2.58e-3 SMART
Pfam:RCC1 143 192 8.1e-10 PFAM
Pfam:RCC1 195 244 1.1e-14 PFAM
Pfam:RCC1 247 299 5.3e-13 PFAM
low complexity region 307 318 N/A INTRINSIC
low complexity region 543 551 N/A INTRINSIC
BTB 565 745 5.48e-13 SMART
BTB 769 872 4.09e-12 SMART
low complexity region 977 990 N/A INTRINSIC
low complexity region 1269 1281 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000185353
Predicted Effect noncoding transcript
Transcript: ENSMUST00000186322
Predicted Effect probably benign
Transcript: ENSMUST00000187521
SMART Domains Protein: ENSMUSP00000139424
Gene: ENSMUSG00000035941

DomainStartEndE-ValueType
ANK 51 80 1.3e-2 SMART
ANK 85 114 1.7e-5 SMART
Pfam:RCC1 143 192 1.9e-8 PFAM
Pfam:RCC1 195 244 1.4e-12 PFAM
Pfam:RCC1 247 299 2.7e-10 PFAM
low complexity region 307 318 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000188768
Meta Mutation Damage Score 0.0898 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.4%
  • 20x: 95.5%
Validation Efficiency 100% (67/67)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Bruton tyrosine kinase (BTK) is a protein tyrosine kinase that is expressed in B cells, macrophages, and neutrophils. The protein encoded by this gene binds to BTK and downregulates BTK's kinase activity. In addition, the encoded protein disrupts BTK-mediated calcium mobilization and negatively regulates the activation of nuclear factor-kappa-B-driven transcription. This gene has a pseudogene on chromosome 18. Alternative splicing results in multiple transcript variants encoding distinct isoforms. [provided by RefSeq, Jul 2014]
PHENOTYPE: Mice homozygous for a knock-out allele exhibit more sustained calcium fluxes in spleen cells stimulated with IgM. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 66 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam32 A G 8: 25,391,456 (GRCm39) probably null Het
Adcy7 A T 8: 89,042,485 (GRCm39) T451S probably damaging Het
Adgrg3 A T 8: 95,766,558 (GRCm39) T410S possibly damaging Het
Alg11 G T 8: 22,555,646 (GRCm39) L302F possibly damaging Het
Ankrd17 A G 5: 90,445,905 (GRCm39) V310A possibly damaging Het
Atg16l2 C T 7: 100,942,575 (GRCm39) probably null Het
B3gnt2 A G 11: 22,786,291 (GRCm39) V299A probably benign Het
Birc6 A G 17: 74,969,791 (GRCm39) N4258S probably benign Het
C2cd4d A G 3: 94,271,321 (GRCm39) K196E probably benign Het
Calhm6 A G 10: 34,002,358 (GRCm39) S242P probably damaging Het
Cdr2l A G 11: 115,281,827 (GRCm39) K111E probably damaging Het
Crtam T C 9: 40,895,612 (GRCm39) Q41R possibly damaging Het
Cspp1 A G 1: 10,160,493 (GRCm39) K560R possibly damaging Het
Dcaf15 A T 8: 84,824,400 (GRCm39) Y571* probably null Het
Defa39 A T 8: 22,192,805 (GRCm39) W64R possibly damaging Het
Dpy19l4 T C 4: 11,304,344 (GRCm39) Y99C probably benign Het
Edem3 C T 1: 151,680,577 (GRCm39) probably benign Het
Enpp6 A T 8: 47,518,405 (GRCm39) probably null Het
Foxf2 T A 13: 31,810,824 (GRCm39) D254E probably benign Het
Gjb5 T C 4: 127,249,794 (GRCm39) N117D probably benign Het
Glmn G A 5: 107,709,794 (GRCm39) L337F probably damaging Het
Gsdmc2 T A 15: 63,698,675 (GRCm39) Y307F probably benign Het
Gsdmc3 T A 15: 63,738,631 (GRCm39) M144L probably benign Het
Il24 T G 1: 130,812,574 (GRCm39) D99A possibly damaging Het
Intu A G 3: 40,637,966 (GRCm39) Q484R probably benign Het
Iqca1l A G 5: 24,755,674 (GRCm39) S283P probably benign Het
Lsp1 T C 7: 142,045,544 (GRCm39) probably benign Het
Mad1l1 A G 5: 139,995,011 (GRCm39) S672P probably benign Het
Man2a2 A T 7: 80,013,858 (GRCm39) probably benign Het
Morc3 C A 16: 93,663,341 (GRCm39) H515N probably benign Het
Nav1 T C 1: 135,534,903 (GRCm39) probably benign Het
Ndor1 A G 2: 25,139,230 (GRCm39) L247P probably damaging Het
Nfkbiz A T 16: 55,636,818 (GRCm39) F494L probably benign Het
Nr1d1 G A 11: 98,661,436 (GRCm39) P277S probably damaging Het
Nrg2 T C 18: 36,151,496 (GRCm39) D682G probably benign Het
Nrros C T 16: 31,962,975 (GRCm39) W311* probably null Het
Oasl1 G A 5: 115,073,993 (GRCm39) D301N probably damaging Het
Or10ag56 A T 2: 87,139,762 (GRCm39) I230F probably benign Het
Or14a258 A T 7: 86,035,289 (GRCm39) I193N probably benign Het
Or5h26 A G 16: 58,988,503 (GRCm39) M1T probably null Het
Palmd A G 3: 116,721,083 (GRCm39) S123P probably damaging Het
Patj A G 4: 98,325,560 (GRCm39) probably benign Het
Pcsk4 T C 10: 80,161,655 (GRCm39) D162G probably benign Het
Plppr5 A G 3: 117,369,520 (GRCm39) D59G possibly damaging Het
Pmvk A C 3: 89,369,189 (GRCm39) R11S possibly damaging Het
Pnliprp1 A G 19: 58,728,901 (GRCm39) T363A probably benign Het
Poll A T 19: 45,547,277 (GRCm39) I65N probably benign Het
Prox1 T A 1: 189,893,009 (GRCm39) S479C probably damaging Het
Prss50 A T 9: 110,691,361 (GRCm39) S222C probably damaging Het
Rasa3 A C 8: 13,632,381 (GRCm39) probably benign Het
Sec14l3 T C 11: 4,025,481 (GRCm39) V335A probably benign Het
Setbp1 C T 18: 78,899,935 (GRCm39) S1244N probably benign Het
Sgcg A T 14: 61,483,213 (GRCm39) F63I probably damaging Het
Skp2 C A 15: 9,113,786 (GRCm39) G376C probably damaging Het
Slc2a13 T A 15: 91,400,695 (GRCm39) I176F probably benign Het
Smc6 A G 12: 11,339,987 (GRCm39) T432A probably benign Het
Snx25 G A 8: 46,509,150 (GRCm39) P478L probably damaging Het
Taf2 A T 15: 54,879,882 (GRCm39) H1151Q probably damaging Het
Thsd1 A G 8: 22,749,673 (GRCm39) K795R possibly damaging Het
Tmem108 G A 9: 103,361,976 (GRCm39) L537F possibly damaging Het
Ubr3 T C 2: 69,766,361 (GRCm39) Y410H probably damaging Het
Vav3 T C 3: 109,555,055 (GRCm39) probably null Het
Vmn1r224 T C 17: 20,639,524 (GRCm39) Y34H probably benign Het
Zeb1 T C 18: 5,766,458 (GRCm39) V323A possibly damaging Het
Zfp652 A G 11: 95,644,834 (GRCm39) D240G probably benign Het
Zfp963 A T 8: 70,195,996 (GRCm39) C152* probably null Het
Other mutations in Ibtk
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00656:Ibtk APN 9 85,599,598 (GRCm39) splice site probably null
IGL00852:Ibtk APN 9 85,595,654 (GRCm39) missense probably benign 0.01
IGL00907:Ibtk APN 9 85,572,384 (GRCm39) missense possibly damaging 0.51
IGL01101:Ibtk APN 9 85,614,675 (GRCm39) splice site probably benign
IGL02125:Ibtk APN 9 85,617,123 (GRCm39) missense probably damaging 1.00
IGL02214:Ibtk APN 9 85,596,232 (GRCm39) splice site probably benign
IGL02223:Ibtk APN 9 85,592,419 (GRCm39) splice site probably benign
IGL02638:Ibtk APN 9 85,601,946 (GRCm39) missense probably damaging 1.00
IGL02741:Ibtk APN 9 85,608,665 (GRCm39) missense probably damaging 1.00
IGL03299:Ibtk APN 9 85,603,189 (GRCm39) missense probably benign 0.27
IGL03493:Ibtk APN 9 85,600,972 (GRCm39) missense probably benign 0.44
Biddie UTSW 9 85,579,290 (GRCm39) missense possibly damaging 0.87
R0026:Ibtk UTSW 9 85,572,356 (GRCm39) missense probably benign
R0026:Ibtk UTSW 9 85,572,356 (GRCm39) missense probably benign
R0558:Ibtk UTSW 9 85,619,591 (GRCm39) missense probably damaging 0.99
R0569:Ibtk UTSW 9 85,590,234 (GRCm39) splice site probably benign
R0932:Ibtk UTSW 9 85,617,099 (GRCm39) missense probably damaging 1.00
R0973:Ibtk UTSW 9 85,625,630 (GRCm39) missense probably damaging 1.00
R1237:Ibtk UTSW 9 85,602,801 (GRCm39) missense probably benign 0.00
R1245:Ibtk UTSW 9 85,602,795 (GRCm39) critical splice donor site probably null
R1462:Ibtk UTSW 9 85,606,198 (GRCm39) missense probably damaging 0.99
R1462:Ibtk UTSW 9 85,606,198 (GRCm39) missense probably damaging 0.99
R1921:Ibtk UTSW 9 85,585,135 (GRCm39) missense probably benign
R2109:Ibtk UTSW 9 85,588,603 (GRCm39) missense probably benign
R2277:Ibtk UTSW 9 85,585,204 (GRCm39) missense probably benign
R2437:Ibtk UTSW 9 85,590,178 (GRCm39) missense probably benign 0.27
R2446:Ibtk UTSW 9 85,585,126 (GRCm39) missense probably benign 0.22
R3107:Ibtk UTSW 9 85,592,467 (GRCm39) missense probably damaging 1.00
R3876:Ibtk UTSW 9 85,600,479 (GRCm39) missense probably benign 0.06
R4160:Ibtk UTSW 9 85,585,143 (GRCm39) missense probably benign 0.01
R4273:Ibtk UTSW 9 85,608,784 (GRCm39) missense probably damaging 1.00
R4321:Ibtk UTSW 9 85,617,125 (GRCm39) missense possibly damaging 0.49
R4827:Ibtk UTSW 9 85,610,607 (GRCm39) missense probably benign 0.04
R4947:Ibtk UTSW 9 85,592,465 (GRCm39) missense probably benign 0.00
R5228:Ibtk UTSW 9 85,608,742 (GRCm39) missense possibly damaging 0.58
R5268:Ibtk UTSW 9 85,625,743 (GRCm39) missense probably benign 0.00
R5327:Ibtk UTSW 9 85,619,519 (GRCm39) critical splice donor site probably null
R5344:Ibtk UTSW 9 85,617,057 (GRCm39) missense possibly damaging 0.90
R5414:Ibtk UTSW 9 85,608,742 (GRCm39) missense possibly damaging 0.58
R5502:Ibtk UTSW 9 85,602,916 (GRCm39) missense probably benign 0.13
R5756:Ibtk UTSW 9 85,613,307 (GRCm39) missense possibly damaging 0.51
R7144:Ibtk UTSW 9 85,625,744 (GRCm39) missense probably benign 0.03
R7196:Ibtk UTSW 9 85,625,709 (GRCm39) missense probably damaging 1.00
R7490:Ibtk UTSW 9 85,600,987 (GRCm39) critical splice acceptor site probably null
R7571:Ibtk UTSW 9 85,604,353 (GRCm39) missense probably benign
R7757:Ibtk UTSW 9 85,579,290 (GRCm39) missense possibly damaging 0.87
R8007:Ibtk UTSW 9 85,572,770 (GRCm39) missense probably benign 0.09
R8065:Ibtk UTSW 9 85,602,916 (GRCm39) missense probably benign 0.13
R8407:Ibtk UTSW 9 85,603,119 (GRCm39) missense possibly damaging 0.93
R8711:Ibtk UTSW 9 85,606,208 (GRCm39) missense probably benign
R8753:Ibtk UTSW 9 85,610,819 (GRCm39) missense probably benign 0.01
R8835:Ibtk UTSW 9 85,619,563 (GRCm39) missense possibly damaging 0.50
R8906:Ibtk UTSW 9 85,625,457 (GRCm39) missense possibly damaging 0.91
R8980:Ibtk UTSW 9 85,614,783 (GRCm39) nonsense probably null
R9140:Ibtk UTSW 9 85,617,114 (GRCm39) missense probably damaging 1.00
R9230:Ibtk UTSW 9 85,585,702 (GRCm39) critical splice donor site probably null
R9406:Ibtk UTSW 9 85,603,393 (GRCm39) nonsense probably null
R9745:Ibtk UTSW 9 85,613,280 (GRCm39) missense probably benign 0.02
X0021:Ibtk UTSW 9 85,579,227 (GRCm39) missense possibly damaging 0.69
Predicted Primers PCR Primer
(F):5'- ACATCCTTACAGGGTCGTCG -3'
(R):5'- AAATACATTTTGGCCGTGCGC -3'

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