Incidental Mutation 'R2914:Pip4k2b'
ID 254814
Institutional Source Beutler Lab
Gene Symbol Pip4k2b
Ensembl Gene ENSMUSG00000018547
Gene Name phosphatidylinositol-5-phosphate 4-kinase, type II, beta
Synonyms c11, PI5P4Kbeta, Pip5k2b
MMRRC Submission 040501-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.303) question?
Stock # R2914 (G1)
Quality Score 225
Status Validated
Chromosome 11
Chromosomal Location 97605983-97635530 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to T at 97613260 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Lysine at position 245 (N245K)
Ref Sequence ENSEMBL: ENSMUSP00000018691 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000018691]
AlphaFold Q80XI4
Predicted Effect probably benign
Transcript: ENSMUST00000018691
AA Change: N245K

PolyPhen 2 Score 0.044 (Sensitivity: 0.94; Specificity: 0.83)
SMART Domains Protein: ENSMUSP00000018691
Gene: ENSMUSG00000018547
AA Change: N245K

DomainStartEndE-ValueType
PIPKc 67 416 4.49e-156 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000137598
Predicted Effect noncoding transcript
Transcript: ENSMUST00000144012
Meta Mutation Damage Score 0.0898 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.4%
  • 20x: 95.5%
Validation Efficiency 100% (41/41)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene catalyzes the phosphorylation of phosphatidylinositol-5-phosphate on the fourth hydroxyl of the myo-inositol ring to form phosphatidylinositol-5,4-bisphosphate. This gene is a member of the phosphatidylinositol-5-phosphate 4-kinase family. The encoded protein sequence does not show similarity to other kinases, but the protein does exhibit kinase activity. Additionally, the encoded protein interacts with p55 TNF receptor. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for disruptions in this gene are smaller than normal with less body fat and an increased sensitivity to insulin. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 38 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adgrf3 A G 5: 30,401,992 (GRCm39) S679P probably damaging Het
Cd109 CATTTATTTATTTATTTATTTATTTATTTATTTAT CATTTATTTATTTATTTATTTATTTATTTATTTATTTAT 9: 78,619,782 (GRCm39) probably benign Het
Cryl1 T C 14: 57,513,375 (GRCm39) E282G probably benign Het
Dbn1 A G 13: 55,630,234 (GRCm39) F45L probably damaging Het
Dclre1b T C 3: 103,715,430 (GRCm39) M105V probably damaging Het
Defb12 T C 8: 19,164,830 (GRCm39) N3D probably benign Het
Eprs1 G A 1: 185,111,939 (GRCm39) probably null Het
Fa2h T C 8: 112,120,281 (GRCm39) D35G probably damaging Het
Fdxacb1 C T 9: 50,679,699 (GRCm39) A39V probably benign Het
Fras1 G A 5: 96,881,774 (GRCm39) R2502K probably benign Het
Grm1 A G 10: 10,955,601 (GRCm39) S228P probably benign Het
Il27ra T A 8: 84,758,242 (GRCm39) probably benign Het
Lrrtm1 A T 6: 77,221,962 (GRCm39) Q473L probably damaging Het
Macf1 T A 4: 123,369,704 (GRCm39) I121F probably damaging Het
Mael A T 1: 166,054,179 (GRCm39) F188I probably damaging Het
Mapk4 C T 18: 74,068,236 (GRCm39) A232T probably benign Het
Mrpl9 C A 3: 94,351,108 (GRCm39) T96K probably damaging Het
Musk C A 4: 58,366,938 (GRCm39) L511I probably damaging Het
Mutyh G A 4: 116,672,826 (GRCm39) D60N probably damaging Het
Nckap5 A T 1: 125,954,274 (GRCm39) probably null Het
Nktr T C 9: 121,578,670 (GRCm39) probably benign Het
Otud7b C A 3: 96,063,272 (GRCm39) A837E probably benign Het
Pigb A T 9: 72,947,060 (GRCm39) probably null Het
Ptprd T A 4: 75,865,338 (GRCm39) D1464V probably damaging Het
Rab22a A G 2: 173,537,074 (GRCm39) N98S probably benign Het
Rictor G T 15: 6,799,476 (GRCm39) probably null Het
Rims1 T C 1: 22,844,711 (GRCm39) E32G probably damaging Het
Slx4ip A G 2: 136,909,511 (GRCm39) probably null Het
Snx19 G A 9: 30,344,828 (GRCm39) probably benign Het
Snx29 C T 16: 11,265,317 (GRCm39) R516W probably damaging Het
Tcof1 T C 18: 60,949,156 (GRCm39) D1253G possibly damaging Het
Tmod1 A T 4: 46,092,259 (GRCm39) N203I probably damaging Het
Tmprss15 T C 16: 78,759,078 (GRCm39) N880S probably benign Het
Ttn A T 2: 76,599,979 (GRCm39) I19065N probably damaging Het
Txk T C 5: 72,881,794 (GRCm39) N154S probably damaging Het
Utp20 A G 10: 88,590,337 (GRCm39) probably null Het
Vmn1r65 T A 7: 6,012,040 (GRCm39) I65F possibly damaging Het
Yes1 T C 5: 32,797,926 (GRCm39) S82P probably benign Het
Other mutations in Pip4k2b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00954:Pip4k2b APN 11 97,635,331 (GRCm39) missense probably damaging 1.00
IGL01567:Pip4k2b APN 11 97,620,387 (GRCm39) missense probably damaging 0.99
IGL01568:Pip4k2b APN 11 97,620,378 (GRCm39) critical splice donor site probably null
IGL03004:Pip4k2b APN 11 97,615,300 (GRCm39) missense probably damaging 1.00
bigun UTSW 11 97,613,762 (GRCm39) splice site probably benign
yuge UTSW 11 97,613,260 (GRCm39) missense probably benign 0.04
R0119:Pip4k2b UTSW 11 97,613,762 (GRCm39) splice site probably benign
R0657:Pip4k2b UTSW 11 97,613,762 (GRCm39) splice site probably benign
R1223:Pip4k2b UTSW 11 97,609,720 (GRCm39) missense probably damaging 1.00
R1252:Pip4k2b UTSW 11 97,635,420 (GRCm39) missense probably benign 0.45
R3702:Pip4k2b UTSW 11 97,620,374 (GRCm39) splice site probably benign
R4173:Pip4k2b UTSW 11 97,613,201 (GRCm39) missense probably benign 0.06
R4998:Pip4k2b UTSW 11 97,613,261 (GRCm39) missense possibly damaging 0.49
R5084:Pip4k2b UTSW 11 97,610,569 (GRCm39) missense probably damaging 1.00
R5128:Pip4k2b UTSW 11 97,609,702 (GRCm39) missense probably benign 0.01
R6590:Pip4k2b UTSW 11 97,620,393 (GRCm39) missense probably damaging 1.00
R6690:Pip4k2b UTSW 11 97,620,393 (GRCm39) missense probably damaging 1.00
R7104:Pip4k2b UTSW 11 97,623,542 (GRCm39) missense possibly damaging 0.83
R7676:Pip4k2b UTSW 11 97,611,188 (GRCm39) missense probably benign 0.02
R9161:Pip4k2b UTSW 11 97,615,245 (GRCm39) missense possibly damaging 0.87
R9277:Pip4k2b UTSW 11 97,613,272 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TTTTAGGCAAGGCTCACACC -3'
(R):5'- ACGATTGCTGTCATTACCTGTC -3'

Sequencing Primer
(F):5'- CGACACCACTCTCTCAGCTAGG -3'
(R):5'- CTGTGCATCTGTGTTAAGGATCACTC -3'
Posted On 2014-12-29