Incidental Mutation 'R0932:Ibtk'
ID 80982
Institutional Source Beutler Lab
Gene Symbol Ibtk
Ensembl Gene ENSMUSG00000035941
Gene Name inhibitor of Bruton agammaglobulinemia tyrosine kinase
Synonyms 5430411K16Rik
MMRRC Submission 039076-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R0932 (G1)
Quality Score 225
Status Validated
Chromosome 9
Chromosomal Location 85569413-85631387 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 85617099 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glycine to Arginine at position 158 (G158R)
Ref Sequence ENSEMBL: ENSMUSP00000139424 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000039213] [ENSMUST00000187521]
AlphaFold Q6ZPR6
Predicted Effect probably damaging
Transcript: ENSMUST00000039213
AA Change: G158R

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000041145
Gene: ENSMUSG00000035941
AA Change: G158R

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: ENSMUST00000186447
Predicted Effect probably damaging
Transcript: ENSMUST00000187521
AA Change: G158R

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000139424
Gene: ENSMUSG00000035941
AA Change: G158R

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
Meta Mutation Damage Score 0.4409 question?
Coding Region Coverage
  • 1x: 99.5%
  • 3x: 99.1%
  • 10x: 98.2%
  • 20x: 97.1%
Validation Efficiency 100% (42/42)
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: 41 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4932438H23Rik T C 16: 90,852,995 (GRCm39) N47S probably benign Het
AA986860 T C 1: 130,665,430 (GRCm39) probably null Het
Akap9 T A 5: 4,096,492 (GRCm39) C2456S possibly damaging Het
Anks3 C T 16: 4,771,691 (GRCm39) R111H probably damaging Het
Atp1a3 A T 7: 24,687,401 (GRCm39) probably null Het
Bahd1 T C 2: 118,746,408 (GRCm39) L9P probably damaging Het
Capn12 T C 7: 28,587,123 (GRCm39) V364A possibly damaging Het
Cds1 T A 5: 101,944,891 (GRCm39) C122S probably damaging Het
Cenpc1 T C 5: 86,185,459 (GRCm39) T351A possibly damaging Het
Cuzd1 T C 7: 130,921,923 (GRCm39) probably benign Het
Daxx T C 17: 34,129,635 (GRCm39) L72P probably damaging Het
Depdc1b A G 13: 108,523,369 (GRCm39) I415V probably benign Het
Dlg2 T C 7: 92,024,845 (GRCm39) V675A probably damaging Het
Dtx4 A G 19: 12,469,515 (GRCm39) V204A probably benign Het
Ganc T C 2: 120,288,610 (GRCm39) V872A probably damaging Het
Gm14403 A T 2: 177,198,810 (GRCm39) R38W probably benign Het
Gm4553 T C 7: 141,719,423 (GRCm39) S2G unknown Het
Gm8159 G A 14: 4,635,226 (GRCm38) R148H possibly damaging Het
Gsdmc3 T C 15: 63,730,400 (GRCm39) probably null Het
Irx2 T A 13: 72,779,675 (GRCm39) S320T possibly damaging Het
Kctd7 A T 5: 130,180,510 (GRCm39) probably null Het
Kdr T C 5: 76,129,465 (GRCm39) T141A probably benign Het
Krt25 T A 11: 99,212,109 (GRCm39) Q176L possibly damaging Het
Krt71 T C 15: 101,645,195 (GRCm39) N372S probably benign Het
Mllt3 A G 4: 87,707,621 (GRCm39) V446A probably damaging Het
Or1j21 T A 2: 36,683,903 (GRCm39) Y218* probably null Het
Or4k38 A T 2: 111,165,543 (GRCm39) D293E probably benign Het
Or5p4 C T 7: 107,680,727 (GRCm39) T242M probably damaging Het
Or5p52 A C 7: 107,502,397 (GRCm39) T158P possibly damaging Het
Or9e1 T C 11: 58,732,540 (GRCm39) V200A possibly damaging Het
Poldip2 T C 11: 78,403,294 (GRCm39) S18P possibly damaging Het
Ptprd T G 4: 76,055,122 (GRCm39) Q193P probably damaging Het
Reck C T 4: 43,922,838 (GRCm39) T371M possibly damaging Het
Rnf144b G T 13: 47,374,001 (GRCm39) R66L probably null Het
Rpn2 T A 2: 157,125,691 (GRCm39) D67E possibly damaging Het
Scn11a A G 9: 119,636,876 (GRCm39) F275S probably damaging Het
Slc12a5 G A 2: 164,838,805 (GRCm39) probably benign Het
Snapc4 A G 2: 26,264,658 (GRCm39) I253T probably damaging Het
Tppp2 C T 14: 52,157,881 (GRCm39) probably benign Het
Usp9y A C Y: 1,315,930 (GRCm39) N2068K probably benign Het
Vmn2r45 A G 7: 8,478,380 (GRCm39) C536R probably damaging 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
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
R2090:Ibtk UTSW 9 85,603,046 (GRCm39) missense probably benign 0.01
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'- AGCTCCACAGGTTACCGCTCAAAG -3'
(R):5'- TGATTGCTCACATCAGAGTCAGGC -3'

Sequencing Primer
(F):5'- TTCAGGATATCAGGACCATGC -3'
(R):5'- CACATCAGAGTCAGGCTTTAACTG -3'
Posted On 2013-11-07