Incidental Mutation 'R5344:Ibtk'
ID 422505
Institutional Source Beutler Lab
Gene Symbol Ibtk
Ensembl Gene ENSMUSG00000035941
Gene Name inhibitor of Bruton agammaglobulinemia tyrosine kinase
Synonyms 5430411K16Rik
MMRRC Submission 042923-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R5344 (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 85617057 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Phenylalanine to Leucine at position 172 (F172L)
Ref Sequence ENSEMBL: ENSMUSP00000041145 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000039213] [ENSMUST00000187521]
AlphaFold Q6ZPR6
Predicted Effect possibly damaging
Transcript: ENSMUST00000039213
AA Change: F172L

PolyPhen 2 Score 0.896 (Sensitivity: 0.82; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000041145
Gene: ENSMUSG00000035941
AA Change: F172L

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 possibly damaging
Transcript: ENSMUST00000187521
AA Change: F172L

PolyPhen 2 Score 0.788 (Sensitivity: 0.85; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000139424
Gene: ENSMUSG00000035941
AA Change: F172L

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 0.1174 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.5%
  • 20x: 95.7%
Validation Efficiency 99% (67/68)
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: 65 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2700049A03Rik T G 12: 71,289,801 (GRCm39) C1499G probably benign Het
Aldoart1 A G 4: 72,770,352 (GRCm39) V152A possibly damaging Het
Alms1 T C 6: 85,673,771 (GRCm39) L3591P probably benign Het
Ankrd12 A T 17: 66,356,843 (GRCm39) M58K probably damaging Het
Asb3 A C 11: 31,051,114 (GRCm39) I523L probably benign Het
Ascl2 T C 7: 142,522,436 (GRCm39) H4R possibly damaging Het
Asic2 T C 11: 80,862,413 (GRCm39) M246V probably damaging Het
Btc A T 5: 91,524,779 (GRCm39) C53S possibly damaging Het
Cdhr5 T C 7: 140,856,437 (GRCm39) I39M probably damaging Het
Cdkn3 T A 14: 47,004,807 (GRCm39) M123K possibly damaging Het
Cebpz A G 17: 79,233,542 (GRCm39) Y762H possibly damaging Het
Ces1g T A 8: 94,063,821 (GRCm39) probably benign Het
Cfap44 T C 16: 44,236,763 (GRCm39) probably null Het
Chd7 G T 4: 8,844,417 (GRCm39) G1537W probably damaging Het
Clca3a2 A T 3: 144,793,703 (GRCm39) D317E probably damaging Het
Clec3a C A 8: 115,149,712 (GRCm39) N56K probably damaging Het
Col11a1 T A 3: 114,002,011 (GRCm39) probably null Het
Cox20 G A 1: 178,149,598 (GRCm39) probably benign Het
Cyp2d22 A G 15: 82,255,839 (GRCm39) V471A possibly damaging Het
D630045J12Rik A G 6: 38,135,163 (GRCm39) V1339A probably damaging Het
Duox2 T C 2: 122,112,352 (GRCm39) D1278G probably benign Het
Epc1 G A 18: 6,450,614 (GRCm39) P284L probably benign Het
Evi5l G T 8: 4,235,990 (GRCm39) R61L possibly damaging Het
Fbln2 T C 6: 91,243,365 (GRCm39) Y914H probably damaging Het
Fbxo44 A G 4: 148,238,030 (GRCm39) S191P probably damaging Het
Fign A G 2: 63,809,569 (GRCm39) I567T probably benign Het
Fryl C T 5: 73,262,117 (GRCm39) R550K probably damaging Het
Gpcpd1 G A 2: 132,400,597 (GRCm39) probably benign Het
Hectd4 T C 5: 121,481,739 (GRCm39) I3096T probably benign Het
Hic2 T A 16: 17,075,712 (GRCm39) D180E probably benign Het
Itga1 A G 13: 115,138,845 (GRCm39) S369P possibly damaging Het
Itgb4 G A 11: 115,880,575 (GRCm39) R675Q probably null Het
Lrrc3b T C 14: 15,358,591 (GRCm38) D5G probably damaging Het
Maml3 T A 3: 52,011,146 (GRCm39) D140V probably damaging Het
Med21 A G 6: 146,550,683 (GRCm39) T65A probably benign Het
Mta1 T C 12: 113,095,186 (GRCm39) probably benign Het
Mybpc1 T C 10: 88,406,430 (GRCm39) D152G probably damaging Het
Oas1b C A 5: 120,960,269 (GRCm39) Q325K probably benign Het
Or10j27 A G 1: 172,958,673 (GRCm39) L37P probably benign Het
Or2n1c C A 17: 38,519,995 (GRCm39) N286K probably damaging Het
Or5d44 A C 2: 88,141,334 (GRCm39) C269G probably benign Het
Pclo A G 5: 14,726,626 (GRCm39) probably benign Het
Phactr2 C T 10: 13,129,360 (GRCm39) V233I possibly damaging Het
Plekha2 A T 8: 25,533,063 (GRCm39) probably null Het
Reg3b A G 6: 78,349,843 (GRCm39) M128V probably benign Het
Rnaseh2a A G 8: 85,684,735 (GRCm39) probably benign Het
Scn5a T C 9: 119,363,073 (GRCm39) S516G probably benign Het
Serpina12 T A 12: 104,001,807 (GRCm39) probably null Het
Slc10a1 T C 12: 81,000,540 (GRCm39) T320A possibly damaging Het
Slc26a7 A T 4: 14,519,402 (GRCm39) D539E probably benign Het
Specc1l C A 10: 75,082,007 (GRCm39) R485S possibly damaging Het
Srp54b T G 12: 55,302,366 (GRCm39) I339S probably damaging Het
Tada1 G A 1: 166,207,081 (GRCm39) probably benign Het
Trim16 T C 11: 62,711,751 (GRCm39) C54R probably damaging Het
Trio C T 15: 27,735,618 (GRCm39) R2824Q probably benign Het
Ttpa A G 4: 20,021,245 (GRCm39) I138V probably damaging Het
Ubap2 A C 4: 41,251,578 (GRCm39) M18R possibly damaging Het
Usp38 A G 8: 81,712,392 (GRCm39) S548P possibly damaging Het
Vmn2r73 T C 7: 85,525,046 (GRCm39) D34G probably benign Het
Vps13d T A 4: 144,904,904 (GRCm39) H74L probably damaging Het
Zfp408 C T 2: 91,475,588 (GRCm39) C622Y probably benign Het
Zfp616 T C 11: 73,975,321 (GRCm39) I530T possibly damaging Het
Zfp9 C A 6: 118,442,140 (GRCm39) C174F probably damaging Het
Zfyve16 A G 13: 92,658,096 (GRCm39) I605T possibly damaging Het
Zmym5 T C 14: 57,031,519 (GRCm39) T530A 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
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
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'- TCAGGATATCAGGACCATGCAC -3'
(R):5'- GGTAAACTGATGCTCATTGTGTATC -3'

Sequencing Primer
(F):5'- GGTACCTTACAGTCCTGAAATGAC -3'
(R):5'- TGCTCATTGTGTATCTATAATTAGGC -3'
Posted On 2016-08-04