Incidental Mutation 'R8007:Ibtk'
ID 616691
Institutional Source Beutler Lab
Gene Symbol Ibtk
Ensembl Gene ENSMUSG00000035941
Gene Name inhibitor of Bruton agammaglobulinemia tyrosine kinase
Synonyms 5430411K16Rik
MMRRC Submission 046047-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R8007 (G1)
Quality Score 225.009
Status Validated
Chromosome 9
Chromosomal Location 85569413-85631387 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 85572770 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glutamic Acid at position 1257 (D1257E)
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: D1257E

PolyPhen 2 Score 0.085 (Sensitivity: 0.93; Specificity: 0.85)
SMART Domains Protein: ENSMUSP00000041145
Gene: ENSMUSG00000035941
AA Change: D1257E

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 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
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.4%
Validation Efficiency 100% (62/62)
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: 63 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
A2m T A 6: 121,647,845 (GRCm39) probably benign Het
A430033K04Rik T C 5: 138,644,901 (GRCm39) I262T probably benign Het
Acacb A G 5: 114,356,935 (GRCm39) R1289G probably damaging Het
Adgre4 A T 17: 56,121,233 (GRCm39) H433L probably damaging Het
Adgrv1 A G 13: 81,431,585 (GRCm39) F5948L probably benign Het
Adtrp A T 13: 41,969,707 (GRCm39) D97E probably damaging Het
Anapc5 T C 5: 122,929,963 (GRCm39) T543A probably benign Het
Ank2 G C 3: 126,730,096 (GRCm39) probably benign Het
Cacna2d4 C T 6: 119,289,405 (GRCm39) A813V probably benign Het
Cc2d2a T A 5: 43,863,442 (GRCm39) Y684N possibly damaging Het
Cenpf G A 1: 189,379,144 (GRCm39) P35L Het
Chtf18 A G 17: 25,944,508 (GRCm39) F281L probably damaging Het
Clstn1 T C 4: 149,716,305 (GRCm39) V257A probably damaging Het
Cnmd A T 14: 79,875,406 (GRCm39) V338E probably damaging Het
Col6a3 A C 1: 90,705,179 (GRCm39) F2848V unknown Het
Corin T C 5: 72,473,446 (GRCm39) S888G probably damaging Het
Ctss A T 3: 95,457,465 (GRCm39) S309C probably null Het
Dmxl2 G A 9: 54,290,975 (GRCm39) Q2492* probably null Het
Exoc7 C T 11: 116,197,465 (GRCm39) R12Q possibly damaging Het
F12 A G 13: 55,566,265 (GRCm39) I509T probably damaging Het
F13b A G 1: 139,434,680 (GRCm39) K149E probably benign Het
Fasn A G 11: 120,700,353 (GRCm39) I2159T probably benign Het
Fgfr2 A T 7: 129,765,719 (GRCm39) Y831* probably null Het
Foxp1 A T 6: 98,918,595 (GRCm39) S514R unknown Het
Gm11569 A G 11: 99,689,688 (GRCm39) S4P unknown Het
Gria4 T C 9: 4,503,740 (GRCm39) probably benign Het
Hnrnpul2 T A 19: 8,798,179 (GRCm39) probably null Het
Ip6k2 T C 9: 108,682,955 (GRCm39) V355A probably benign Het
Kcnd2 G A 6: 21,217,073 (GRCm39) R259H probably damaging Het
Kcnj2 A C 11: 110,963,884 (GRCm39) E425D probably benign Het
Ldlrad1 G A 4: 107,066,688 (GRCm39) A8T probably benign Het
Lgi2 C A 5: 52,723,375 (GRCm39) A25S probably benign Het
Lrp2 T C 2: 69,336,849 (GRCm39) T1308A probably benign Het
Ly6g2 A G 15: 75,088,552 (GRCm39) T7A probably benign Het
Matn2 A T 15: 34,426,315 (GRCm39) N609I probably benign Het
Mocs2 T A 13: 114,957,409 (GRCm39) S9T possibly damaging Het
Nebl T A 2: 17,375,300 (GRCm39) I102F Het
Nudt19 A G 7: 35,255,045 (GRCm39) V62A probably benign Het
Or10u4 T A 10: 129,801,744 (GRCm39) D269V possibly damaging Het
Or12k8 T A 2: 36,974,855 (GRCm39) R302W probably damaging Het
Or4a68 C T 2: 89,270,684 (GRCm39) Het
Or4k42 A T 2: 111,320,068 (GRCm39) V145E probably damaging Het
Pacrg A G 17: 11,058,919 (GRCm39) probably benign Het
Pappa2 A G 1: 158,609,874 (GRCm39) I1529T probably damaging Het
Pcdhga7 A T 18: 37,849,946 (GRCm39) H651L probably benign Het
Plch2 A G 4: 155,087,288 (GRCm39) L321P probably damaging Het
Ppargc1b A T 18: 61,443,565 (GRCm39) S549T possibly damaging Het
Rtel1 T A 2: 180,976,767 (GRCm39) N254K probably damaging Het
Rtl1 T C 12: 109,558,060 (GRCm39) N1260D possibly damaging Het
Samd7 T A 3: 30,812,531 (GRCm39) W324R probably damaging Het
Serpinb9e A G 13: 33,435,605 (GRCm39) I13V probably benign Het
Skint10 A G 4: 112,568,865 (GRCm39) L284S possibly damaging Het
Slc25a38 T A 9: 119,951,208 (GRCm39) I247K possibly damaging Het
Smarce1 G C 11: 99,115,876 (GRCm39) N48K possibly damaging Het
Stmn4 T G 14: 66,593,032 (GRCm39) probably benign Het
Stt3a G C 9: 36,653,065 (GRCm39) T539R probably damaging Het
Tab1 G A 15: 80,042,969 (GRCm39) V388I possibly damaging Het
Tcf12 G C 9: 71,841,905 (GRCm39) probably benign Het
Tcof1 G C 18: 60,962,123 (GRCm39) A702G possibly damaging Het
Trp53inp1 T C 4: 11,164,525 (GRCm39) F23S probably damaging Het
Vmn2r14 A T 5: 109,368,324 (GRCm39) L223M probably benign Het
Yae1d1 G A 13: 18,164,329 (GRCm39) S96L probably damaging Het
Zfp142 T C 1: 74,610,655 (GRCm39) I1047V probably benign 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
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
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'- CACTTGAAAGGTTGAGGTACACG -3'
(R):5'- TAAGCTGAGCCTGACTGCAC -3'

Sequencing Primer
(F):5'- ACAGGTGTAGTAGGTTAACTCTTAC -3'
(R):5'- GCCTGACTGCACACGGTAATTTG -3'
Posted On 2020-01-23