Incidental Mutation 'R9531:Itpkb'
ID 719467
Institutional Source Beutler Lab
Gene Symbol Itpkb
Ensembl Gene ENSMUSG00000038855
Gene Name inositol 1,4,5-trisphosphate 3-kinase B
Synonyms 1110033J02Rik, E130307H12Rik
MMRRC Submission
Accession Numbers
Essential gene? Probably essential (E-score: 0.816) question?
Stock # R9531 (G1)
Quality Score 225.009
Status Not validated
Chromosome 1
Chromosomal Location 180158050-180252367 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to G at 180161374 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Glycine at position 500 (V500G)
Ref Sequence ENSEMBL: ENSMUSP00000069851 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000070181]
AlphaFold B2RXC2
PDB Structure Crystal Structure of the Catalytic and CaM-Binding domains of Inositol 1,4,5-Trisphosphate 3-Kinase B [X-RAY DIFFRACTION]
Predicted Effect probably benign
Transcript: ENSMUST00000070181
AA Change: V500G

PolyPhen 2 Score 0.185 (Sensitivity: 0.92; Specificity: 0.87)
SMART Domains Protein: ENSMUSP00000069851
Gene: ENSMUSG00000038855
AA Change: V500G

DomainStartEndE-ValueType
low complexity region 68 106 N/A INTRINSIC
low complexity region 157 168 N/A INTRINSIC
low complexity region 179 192 N/A INTRINSIC
low complexity region 302 314 N/A INTRINSIC
low complexity region 595 618 N/A INTRINSIC
Pfam:IPK 722 933 3.5e-45 PFAM
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 98.9%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this protein regulates inositol phosphate metabolism by phosphorylation of second messenger inositol 1,4,5-trisphosphate to Ins(1,3,4,5)P4. The activity of this encoded protein is responsible for regulating the levels of a large number of inositol polyphosphates that are important in cellular signaling. Both calcium/calmodulin and protein phosphorylation mechanisms control its activity. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygous mutation of this gene results in a block of thymocyte development at the double positive stage. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 36 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acvr2b T A 9: 119,260,392 (GRCm39) D354E probably benign Het
Atf7ip T G 6: 136,537,875 (GRCm39) S369R probably benign Het
B4galnt3 A G 6: 120,180,802 (GRCm39) M977T probably damaging Het
Bin1 A T 18: 32,510,539 (GRCm39) E27V probably benign Het
Cacna1a T A 8: 85,320,801 (GRCm39) F1586L probably benign Het
Cdh18 T A 15: 23,436,562 (GRCm39) S473T probably benign Het
Chd7 T C 4: 8,858,489 (GRCm39) M151T Het
Dhodh T C 8: 110,321,623 (GRCm39) T300A probably benign Het
Etl4 A G 2: 20,294,818 (GRCm39) M1V probably null Het
Ezh1 G A 11: 101,104,657 (GRCm39) T130M probably damaging Het
Fshb T C 2: 106,887,692 (GRCm39) D109G probably benign Het
Grm5 T C 7: 87,780,075 (GRCm39) *1204R probably null Het
Jakmip1 C A 5: 37,332,407 (GRCm39) T1029N probably damaging Het
Kdsr T C 1: 106,667,063 (GRCm39) K231E probably damaging Het
Klb G A 5: 65,540,948 (GRCm39) V1014I Het
Kng2 A G 16: 22,830,907 (GRCm39) I134T possibly damaging Het
Lct T C 1: 128,235,598 (GRCm39) S470G probably benign Het
Med1 A G 11: 98,048,321 (GRCm39) V825A probably damaging Het
Mfap3l C G 8: 61,109,787 (GRCm39) D54E probably damaging Het
Mrc2 A G 11: 105,240,731 (GRCm39) M1474V possibly damaging Het
Mrpl15 T C 1: 4,847,757 (GRCm39) R181G probably benign Het
Nek4 T C 14: 30,692,307 (GRCm39) V377A probably benign Het
Or5b121 T C 19: 13,507,936 (GRCm39) F344L probably benign Het
Pgap3 A G 11: 98,288,823 (GRCm39) S111P probably damaging Het
Piezo2 G A 18: 63,235,236 (GRCm39) T787M possibly damaging Het
Pik3c2g A C 6: 139,841,926 (GRCm39) K777T Het
Pkd1 C T 17: 24,792,114 (GRCm39) T1267I probably damaging Het
Ros1 T C 10: 52,007,063 (GRCm39) D835G probably damaging Het
Slc4a10 T A 2: 62,099,154 (GRCm39) I634N probably damaging Het
Slc8a3 A T 12: 81,361,997 (GRCm39) I274N probably damaging Het
Steap4 A G 5: 8,028,424 (GRCm39) D334G probably benign Het
Tbc1d30 A G 10: 121,183,105 (GRCm39) L111P probably damaging Het
Ttc24 A G 3: 87,978,416 (GRCm39) S252P possibly damaging Het
Ubr4 A G 4: 139,135,217 (GRCm39) T850A probably benign Het
Zbbx A G 3: 74,985,865 (GRCm39) S396P probably damaging Het
Zkscan2 A T 7: 123,088,837 (GRCm39) I478N probably damaging Het
Other mutations in Itpkb
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00899:Itpkb APN 1 180,160,558 (GRCm39) missense probably benign
IGL01733:Itpkb APN 1 180,160,734 (GRCm39) missense possibly damaging 0.50
IGL01812:Itpkb APN 1 180,247,851 (GRCm39) missense probably damaging 1.00
IGL01965:Itpkb APN 1 180,159,970 (GRCm39) missense probably damaging 1.00
IGL02447:Itpkb APN 1 180,248,919 (GRCm39) splice site probably benign
IGL03143:Itpkb APN 1 180,160,933 (GRCm39) missense probably benign
IGL03228:Itpkb APN 1 180,241,564 (GRCm39) missense probably damaging 1.00
lahar UTSW 1 180,154,790 (GRCm39) unclassified probably benign
magma UTSW 1 180,241,540 (GRCm39) missense probably damaging 1.00
Purpura UTSW 1 180,161,661 (GRCm39) missense probably damaging 1.00
Pyroclastic UTSW 1 180,161,818 (GRCm39) intron probably benign
volcano UTSW 1 180,248,880 (GRCm39) missense probably damaging 1.00
IGL02991:Itpkb UTSW 1 180,155,279 (GRCm39) unclassified probably benign
R0071:Itpkb UTSW 1 180,160,330 (GRCm39) missense probably damaging 1.00
R0471:Itpkb UTSW 1 180,245,820 (GRCm39) missense probably damaging 0.98
R0616:Itpkb UTSW 1 180,249,301 (GRCm39) missense probably damaging 1.00
R1567:Itpkb UTSW 1 180,249,423 (GRCm39) missense probably benign 0.00
R2060:Itpkb UTSW 1 180,249,423 (GRCm39) missense probably benign 0.00
R2474:Itpkb UTSW 1 180,161,716 (GRCm39) missense probably damaging 1.00
R3022:Itpkb UTSW 1 180,245,888 (GRCm39) missense probably damaging 0.96
R3792:Itpkb UTSW 1 180,160,738 (GRCm39) missense possibly damaging 0.81
R3831:Itpkb UTSW 1 180,161,260 (GRCm39) missense probably benign 0.00
R3833:Itpkb UTSW 1 180,161,260 (GRCm39) missense probably benign 0.00
R3967:Itpkb UTSW 1 180,155,363 (GRCm39) unclassified probably benign
R3968:Itpkb UTSW 1 180,155,363 (GRCm39) unclassified probably benign
R4735:Itpkb UTSW 1 180,245,780 (GRCm39) missense probably damaging 1.00
R4774:Itpkb UTSW 1 180,245,759 (GRCm39) missense probably damaging 1.00
R4807:Itpkb UTSW 1 180,162,440 (GRCm39) intron probably benign
R4895:Itpkb UTSW 1 180,241,460 (GRCm39) missense probably damaging 1.00
R5514:Itpkb UTSW 1 180,241,474 (GRCm39) missense probably damaging 1.00
R5593:Itpkb UTSW 1 180,161,661 (GRCm39) missense probably damaging 1.00
R5633:Itpkb UTSW 1 180,154,790 (GRCm39) unclassified probably benign
R5772:Itpkb UTSW 1 180,161,818 (GRCm39) intron probably benign
R5898:Itpkb UTSW 1 180,248,880 (GRCm39) missense probably damaging 1.00
R5903:Itpkb UTSW 1 180,241,540 (GRCm39) missense probably damaging 1.00
R7060:Itpkb UTSW 1 180,160,695 (GRCm39) missense probably damaging 1.00
R7689:Itpkb UTSW 1 180,241,544 (GRCm39) missense probably damaging 1.00
R7816:Itpkb UTSW 1 180,241,454 (GRCm39) missense probably damaging 1.00
R8001:Itpkb UTSW 1 180,160,059 (GRCm39) missense probably damaging 1.00
R8155:Itpkb UTSW 1 180,159,913 (GRCm39) missense possibly damaging 0.86
R8354:Itpkb UTSW 1 180,160,908 (GRCm39) missense possibly damaging 0.90
R8690:Itpkb UTSW 1 180,249,346 (GRCm39) missense probably benign 0.05
R8870:Itpkb UTSW 1 180,159,744 (GRCm39) start gained probably benign
R9168:Itpkb UTSW 1 180,160,028 (GRCm39) missense probably benign 0.01
R9203:Itpkb UTSW 1 180,161,004 (GRCm39) missense probably benign
R9651:Itpkb UTSW 1 180,160,056 (GRCm39) nonsense probably null
R9652:Itpkb UTSW 1 180,160,056 (GRCm39) nonsense probably null
R9653:Itpkb UTSW 1 180,160,056 (GRCm39) nonsense probably null
R9757:Itpkb UTSW 1 180,160,372 (GRCm39) missense probably benign 0.03
R9762:Itpkb UTSW 1 180,161,752 (GRCm39) missense probably benign 0.23
RF008:Itpkb UTSW 1 180,160,887 (GRCm39) missense probably damaging 0.99
RF017:Itpkb UTSW 1 180,160,887 (GRCm39) missense probably damaging 0.99
RF018:Itpkb UTSW 1 180,160,887 (GRCm39) missense probably damaging 0.99
X0066:Itpkb UTSW 1 180,249,345 (GRCm39) nonsense probably null
Predicted Primers PCR Primer
(F):5'- ACTGCCTGTAGACCTGGATTC -3'
(R):5'- GCTGCAGGCCTCTTTTAAGG -3'

Sequencing Primer
(F):5'- CCTGTAGACCTGGATTCCGTAG -3'
(R):5'- GCCTCTTTTAAGGAGGCCTTGTC -3'
Posted On 2022-07-18