Incidental Mutation 'R1121:Itk'
ID 95655
Institutional Source Beutler Lab
Gene Symbol Itk
Ensembl Gene ENSMUSG00000020395
Gene Name IL2 inducible T cell kinase
Synonyms Tcsk, Tsk, Emt
MMRRC Submission 039194-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.116) question?
Stock # R1121 (G1)
Quality Score 225
Status Not validated
Chromosome 11
Chromosomal Location 46215977-46280342 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 46222721 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Histidine at position 577 (Y577H)
Ref Sequence ENSEMBL: ENSMUSP00000020664 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000020664] [ENSMUST00000109237]
AlphaFold Q03526
Predicted Effect possibly damaging
Transcript: ENSMUST00000020664
AA Change: Y577H

PolyPhen 2 Score 0.929 (Sensitivity: 0.81; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000020664
Gene: ENSMUSG00000020395
AA Change: Y577H

DomainStartEndE-ValueType
PH 5 113 2.3e-13 SMART
BTK 113 149 1.1e-21 SMART
SH3 174 230 5.87e-14 SMART
SH2 237 328 9.44e-29 SMART
TyrKc 362 611 3.28e-133 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000109237
AA Change: Y583H

PolyPhen 2 Score 0.042 (Sensitivity: 0.94; Specificity: 0.83)
SMART Domains Protein: ENSMUSP00000104860
Gene: ENSMUSG00000020395
AA Change: Y583H

DomainStartEndE-ValueType
PH 5 119 3.94e-12 SMART
BTK 119 155 1.1e-21 SMART
SH3 180 236 5.87e-14 SMART
SH2 243 334 9.44e-29 SMART
TyrKc 368 617 3.28e-133 SMART
Coding Region Coverage
  • 1x: 98.9%
  • 3x: 97.9%
  • 10x: 95.2%
  • 20x: 89.9%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes an intracellular tyrosine kinase expressed in T-cells. The protein contains both SH2 and SH3 domains which are often found in intracellular kinases. It is thought to play a role in T-cell proliferation and differentiation. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for disruptions in this gene display decreased percentages of CD4 and CD8 cells, increased percentage of B cells, impaired T cell receptor signaling, and increased susceptibility to Toxoplasma gondii infection. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 30 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aldh1l1 A T 6: 90,566,366 (GRCm39) I646L probably benign Het
Ankar G A 1: 72,690,822 (GRCm39) probably null Het
Ap3b2 T A 7: 81,113,943 (GRCm39) T815S unknown Het
Atosb T C 4: 43,034,947 (GRCm39) K317E probably damaging Het
Cops7a T C 6: 124,939,379 (GRCm39) D90G probably benign Het
Dpysl2 C T 14: 67,100,001 (GRCm39) M78I probably benign Het
Erc2 T C 14: 28,197,612 (GRCm39) probably benign Het
Fam120a A T 13: 49,063,913 (GRCm39) probably null Het
Fam98a C A 17: 75,845,529 (GRCm39) G406C unknown Het
G6pc3 G A 11: 102,080,768 (GRCm39) S6N possibly damaging Het
Grin2d T G 7: 45,503,771 (GRCm39) M655L probably damaging Het
Hnrnpul1 G T 7: 25,440,332 (GRCm39) T308K possibly damaging Het
Ipp T A 4: 116,377,872 (GRCm39) N247K probably benign Het
Islr T C 9: 58,065,045 (GRCm39) N154S probably benign Het
Micu1 C T 10: 59,624,804 (GRCm39) T282I possibly damaging Het
Or6d14 T G 6: 116,534,190 (GRCm39) V268G probably damaging Het
Pcdhb14 T A 18: 37,582,645 (GRCm39) Y584N probably damaging Het
Pnlip A G 19: 58,669,340 (GRCm39) probably null Het
Ppip5k2 A T 1: 97,684,585 (GRCm39) Y129N probably damaging Het
Prtg T G 9: 72,813,449 (GRCm39) H936Q probably benign Het
Rem1 G A 2: 152,476,455 (GRCm39) V238M probably damaging Het
Spef1l T A 7: 139,556,543 (GRCm39) D148V probably benign Het
Sptbn5 T A 2: 119,899,871 (GRCm39) probably null Het
Thnsl1 A G 2: 21,216,975 (GRCm39) D243G probably benign Het
Ugt2a3 A T 5: 87,475,548 (GRCm39) D361E probably damaging Het
Uhrf1 T A 17: 56,619,917 (GRCm39) M276K probably benign Het
Vmn1r26 T C 6: 57,985,647 (GRCm39) T181A probably benign Het
Vwa7 T A 17: 35,236,770 (GRCm39) N112K probably damaging Het
Xkr7 C T 2: 152,896,343 (GRCm39) T399I probably damaging Het
Zpld2 T C 4: 133,930,248 (GRCm39) D19G probably benign Het
Other mutations in Itk
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00950:Itk APN 11 46,258,723 (GRCm39) missense probably damaging 1.00
IGL01349:Itk APN 11 46,232,027 (GRCm39) missense possibly damaging 0.84
IGL03290:Itk APN 11 46,225,764 (GRCm39) missense probably damaging 1.00
IGL03385:Itk APN 11 46,222,688 (GRCm39) nonsense probably null
Calame UTSW 11 46,233,222 (GRCm39) splice site probably null
carbone UTSW 11 46,222,776 (GRCm39) nonsense probably null
demon UTSW 11 46,231,539 (GRCm39) missense probably damaging 1.00
goodnow UTSW 11 46,228,926 (GRCm39) splice site probably null
itxaro UTSW 11 46,229,044 (GRCm39) missense probably damaging 1.00
Segun UTSW 11 46,235,710 (GRCm39) intron probably benign
BB009:Itk UTSW 11 46,231,519 (GRCm39) missense probably benign
BB019:Itk UTSW 11 46,231,519 (GRCm39) missense probably benign
R0095:Itk UTSW 11 46,233,279 (GRCm39) missense probably damaging 0.99
R0265:Itk UTSW 11 46,280,285 (GRCm39) start gained probably benign
R0281:Itk UTSW 11 46,244,743 (GRCm39) missense probably damaging 1.00
R0463:Itk UTSW 11 46,222,816 (GRCm39) missense probably damaging 1.00
R0518:Itk UTSW 11 46,251,115 (GRCm39) missense probably damaging 0.98
R0521:Itk UTSW 11 46,251,115 (GRCm39) missense probably damaging 0.98
R1550:Itk UTSW 11 46,280,153 (GRCm39) missense probably damaging 1.00
R1762:Itk UTSW 11 46,227,309 (GRCm39) missense probably damaging 0.98
R2418:Itk UTSW 11 46,229,044 (GRCm39) missense probably damaging 1.00
R2419:Itk UTSW 11 46,229,044 (GRCm39) missense probably damaging 1.00
R2859:Itk UTSW 11 46,235,662 (GRCm39) intron probably benign
R3107:Itk UTSW 11 46,218,291 (GRCm39) missense probably benign 0.15
R3546:Itk UTSW 11 46,246,675 (GRCm39) missense probably benign 0.00
R4601:Itk UTSW 11 46,227,342 (GRCm39) missense probably benign 0.17
R4610:Itk UTSW 11 46,227,342 (GRCm39) missense probably benign 0.17
R4792:Itk UTSW 11 46,235,658 (GRCm39) intron probably benign
R4885:Itk UTSW 11 46,227,171 (GRCm39) splice site probably null
R4934:Itk UTSW 11 46,280,152 (GRCm39) missense probably damaging 1.00
R5286:Itk UTSW 11 46,228,926 (GRCm39) splice site probably null
R5328:Itk UTSW 11 46,222,703 (GRCm39) missense probably benign 0.04
R5399:Itk UTSW 11 46,228,938 (GRCm39) missense probably benign 0.44
R5958:Itk UTSW 11 46,235,682 (GRCm39) intron probably benign
R6235:Itk UTSW 11 46,227,255 (GRCm39) missense probably benign 0.16
R6828:Itk UTSW 11 46,232,045 (GRCm39) missense probably damaging 1.00
R6849:Itk UTSW 11 46,222,762 (GRCm39) missense probably damaging 1.00
R7356:Itk UTSW 11 46,258,659 (GRCm39) missense possibly damaging 0.72
R7753:Itk UTSW 11 46,222,722 (GRCm39) missense probably damaging 1.00
R7932:Itk UTSW 11 46,231,519 (GRCm39) missense probably benign
R7988:Itk UTSW 11 46,246,661 (GRCm39) missense probably damaging 0.99
R8188:Itk UTSW 11 46,222,776 (GRCm39) nonsense probably null
R8337:Itk UTSW 11 46,233,222 (GRCm39) splice site probably null
R8738:Itk UTSW 11 46,231,539 (GRCm39) missense probably damaging 1.00
R8993:Itk UTSW 11 46,225,735 (GRCm39) missense probably damaging 1.00
R9028:Itk UTSW 11 46,235,710 (GRCm39) intron probably benign
R9650:Itk UTSW 11 46,222,778 (GRCm39) missense probably damaging 1.00
U24488:Itk UTSW 11 46,228,971 (GRCm39) missense probably damaging 1.00
X0062:Itk UTSW 11 46,256,871 (GRCm39) missense probably benign 0.15
Z1088:Itk UTSW 11 46,244,689 (GRCm39) splice site probably null
Predicted Primers PCR Primer
(F):5'- AACACGGACAAAGTCTGGCCTG -3'
(R):5'- TGTGGTCCTGAGACTGTACTTCAAGAG -3'

Sequencing Primer
(F):5'- GGACAAAGTCTGGCCTGTTTATTAC -3'
(R):5'- GTGGACTTAATACTCACTACAAGGC -3'
Posted On 2014-01-05