Incidental Mutation 'R6992:Inpp4a'
ID 543882
Institutional Source Beutler Lab
Gene Symbol Inpp4a
Ensembl Gene ENSMUSG00000026113
Gene Name inositol polyphosphate-4-phosphatase, type I
Synonyms 107kDa
MMRRC Submission 045098-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.209) question?
Stock # R6992 (G1)
Quality Score 225.009
Status Validated
Chromosome 1
Chromosomal Location 37338946-37449817 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 37428772 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Leucine at position 699 (M699L)
Ref Sequence ENSEMBL: ENSMUSP00000027287 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027287] [ENSMUST00000058307] [ENSMUST00000114933] [ENSMUST00000132401] [ENSMUST00000132615] [ENSMUST00000136846] [ENSMUST00000137266] [ENSMUST00000140264] [ENSMUST00000168546] [ENSMUST00000193774]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000027287
AA Change: M699L

PolyPhen 2 Score 0.977 (Sensitivity: 0.76; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000027287
Gene: ENSMUSG00000026113
AA Change: M699L

DomainStartEndE-ValueType
Blast:C2 49 142 1e-57 BLAST
SCOP:d1bdya_ 50 168 7e-5 SMART
low complexity region 565 590 N/A INTRINSIC
Predicted Effect possibly damaging
Transcript: ENSMUST00000058307
AA Change: M423L

PolyPhen 2 Score 0.910 (Sensitivity: 0.81; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000057233
Gene: ENSMUSG00000026113
AA Change: M423L

DomainStartEndE-ValueType
transmembrane domain 651 673 N/A INTRINSIC
Predicted Effect possibly damaging
Transcript: ENSMUST00000114933
AA Change: M434L

PolyPhen 2 Score 0.949 (Sensitivity: 0.79; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000110583
Gene: ENSMUSG00000026113
AA Change: M434L

DomainStartEndE-ValueType
low complexity region 300 325 N/A INTRINSIC
transmembrane domain 662 684 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000132401
AA Change: M732L

PolyPhen 2 Score 0.136 (Sensitivity: 0.92; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000123071
Gene: ENSMUSG00000026113
AA Change: M732L

DomainStartEndE-ValueType
Blast:C2 49 142 1e-57 BLAST
SCOP:d1bdya_ 50 168 6e-5 SMART
low complexity region 602 623 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000132615
AA Change: M698L

PolyPhen 2 Score 0.049 (Sensitivity: 0.94; Specificity: 0.83)
SMART Domains Protein: ENSMUSP00000115249
Gene: ENSMUSG00000026113
AA Change: M698L

DomainStartEndE-ValueType
Blast:C2 49 142 1e-57 BLAST
SCOP:d1bdya_ 50 168 7e-5 SMART
low complexity region 565 590 N/A INTRINSIC
Predicted Effect possibly damaging
Transcript: ENSMUST00000136846
AA Change: M698L

PolyPhen 2 Score 0.950 (Sensitivity: 0.79; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000121518
Gene: ENSMUSG00000026113
AA Change: M698L

DomainStartEndE-ValueType
Blast:C2 49 142 9e-58 BLAST
SCOP:d1bdya_ 50 168 7e-5 SMART
low complexity region 559 584 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000137266
AA Change: M737L

PolyPhen 2 Score 0.136 (Sensitivity: 0.92; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000121803
Gene: ENSMUSG00000026113
AA Change: M737L

DomainStartEndE-ValueType
Blast:C2 49 142 1e-57 BLAST
SCOP:d1bdya_ 50 168 6e-5 SMART
low complexity region 377 391 N/A INTRINSIC
low complexity region 607 628 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000140264
AA Change: M693L

PolyPhen 2 Score 0.360 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000121107
Gene: ENSMUSG00000026113
AA Change: M693L

DomainStartEndE-ValueType
Blast:C2 49 142 7e-58 BLAST
SCOP:d1bdya_ 50 168 7e-5 SMART
low complexity region 377 391 N/A INTRINSIC
low complexity region 564 589 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000168546
AA Change: M423L

PolyPhen 2 Score 0.024 (Sensitivity: 0.95; Specificity: 0.81)
SMART Domains Protein: ENSMUSP00000130443
Gene: ENSMUSG00000026113
AA Change: M423L

DomainStartEndE-ValueType
transmembrane domain 651 673 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000193774
SMART Domains Protein: ENSMUSP00000142118
Gene: ENSMUSG00000026113

DomainStartEndE-ValueType
Blast:C2 45 87 7e-13 BLAST
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 98.9%
Validation Efficiency 100% (64/64)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes an Mg++ independent enzyme that hydrolyzes the 4-position phosphate from the inositol ring of phosphatidylinositol 3,4-bisphosphate, inositol 1,3,4-trisphosphate, and inositol 3,4-bisphosphate. Multiple transcript variants encoding distinct isoforms have been described. [provided by RefSeq, Aug 2008]
PHENOTYPE: Homozygotes for a spontaneous mutation exhibit small size, ataxia, loss of cerebellar and hippocampal CA1 neurons, and death by 24 days of age from seizures and/or malnutrition. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 63 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4921539E11Rik C T 4: 103,099,990 (GRCm39) S171N possibly damaging Het
6030468B19Rik T G 11: 117,688,594 (GRCm39) M1R probably null Het
A730049H05Rik T C 6: 92,804,975 (GRCm39) probably benign Het
AC125199.3 G T 16: 88,608,915 (GRCm39) H52Q possibly damaging Het
Adam34 A T 8: 44,105,642 (GRCm39) M1K probably null Het
Adgrf5 T C 17: 43,763,214 (GRCm39) probably null Het
Antxr2 T C 5: 98,108,564 (GRCm39) T316A probably benign Het
Cc2d1a A T 8: 84,861,542 (GRCm39) V714D probably damaging Het
Cd96 A G 16: 45,870,087 (GRCm39) S461P possibly damaging Het
Cdc16 C A 8: 13,809,188 (GRCm39) A51E probably benign Het
Chd4 T A 6: 125,091,339 (GRCm39) D1243E probably benign Het
Cntf A T 19: 12,742,697 (GRCm39) I21N probably damaging Het
Col11a2 C T 17: 34,266,118 (GRCm39) A282V probably benign Het
Col14a1 T A 15: 55,274,958 (GRCm39) probably null Het
Cyp2b9 T C 7: 25,900,564 (GRCm39) Y401H probably benign Het
Dlgap4 A G 2: 156,590,860 (GRCm39) probably null Het
Fancd2 T C 6: 113,547,979 (GRCm39) probably null Het
Fcgbpl1 T A 7: 27,839,608 (GRCm39) F474I probably benign Het
Frem1 A G 4: 82,858,599 (GRCm39) V1622A possibly damaging Het
Golm1 ACTTCTTCT ACTTCT 13: 59,797,390 (GRCm39) probably benign Het
Gstm4 A G 3: 107,951,981 (GRCm39) M3T possibly damaging Het
Hdac10 T C 15: 89,009,534 (GRCm39) D466G probably benign Het
Hook2 A G 8: 85,729,185 (GRCm39) E625G probably damaging Het
Hspbp1 G C 7: 4,667,714 (GRCm39) P260A probably benign Het
Igdcc3 C A 9: 65,088,853 (GRCm39) Q411K probably damaging Het
Il18rap G A 1: 40,581,195 (GRCm39) E356K probably benign Het
Klhdc1 A G 12: 69,300,531 (GRCm39) H157R probably damaging Het
Klhl6 G T 16: 19,772,337 (GRCm39) T336N probably damaging Het
Marchf7 T C 2: 60,059,428 (GRCm39) probably null Het
Mast4 C T 13: 102,941,155 (GRCm39) V301I probably damaging Het
Mlh3 T A 12: 85,282,494 (GRCm39) N1412Y probably damaging Het
Mrps27 A G 13: 99,541,522 (GRCm39) M209V probably benign Het
Mtor A T 4: 148,548,932 (GRCm39) T572S probably benign Het
Neurog1 T C 13: 56,399,363 (GRCm39) K128R probably damaging Het
Or10g6 T A 9: 39,933,896 (GRCm39) L69* probably null Het
Or2b4 T A 17: 38,116,754 (GRCm39) N239K probably damaging Het
Or5b122 A G 19: 13,562,811 (GRCm39) I48V possibly damaging Het
Pcdhgb1 A G 18: 37,814,652 (GRCm39) K381R probably benign Het
Pdzd2 T C 15: 12,457,945 (GRCm39) D306G probably damaging Het
Plekha5 C T 6: 140,489,634 (GRCm39) T237I probably damaging Het
Plscr1l1 T C 9: 92,236,725 (GRCm39) M128T probably benign Het
Pole A T 5: 110,480,365 (GRCm39) I103F probably damaging Het
Ppfia2 A T 10: 106,310,715 (GRCm39) Q74L possibly damaging Het
Ppm1d T C 11: 85,223,178 (GRCm39) F261S probably damaging Het
Psg21 A T 7: 18,388,668 (GRCm39) probably null Het
Ptprg T A 14: 11,962,602 (GRCm38) F133L probably damaging Het
Rom1 G A 19: 8,906,569 (GRCm39) probably benign Het
Rtn3 A G 19: 7,412,489 (GRCm39) F762L probably damaging Het
Sec23ip T C 7: 128,367,164 (GRCm39) S600P probably benign Het
Sema4b T A 7: 79,869,900 (GRCm39) I396N probably damaging Het
Serpina3k T A 12: 104,307,366 (GRCm39) D199E probably benign Het
Slc19a1 A G 10: 76,885,540 (GRCm39) D480G possibly damaging Het
Slc8b1 G A 5: 120,665,880 (GRCm39) V404M probably damaging Het
Slco1a4 T C 6: 141,765,330 (GRCm39) D304G probably benign Het
Smpdl3b G T 4: 132,472,452 (GRCm39) A107D possibly damaging Het
Tesk1 A G 4: 43,447,006 (GRCm39) T465A probably benign Het
Tmem245 A G 4: 56,937,940 (GRCm39) F203L probably benign Het
Tnip1 T A 11: 54,809,542 (GRCm39) I442F probably benign Het
Txnip A G 3: 96,466,439 (GRCm39) K127R possibly damaging Het
Usp32 A C 11: 84,922,914 (GRCm39) L172R probably damaging Het
Vmn2r66 A G 7: 84,654,436 (GRCm39) S508P possibly damaging Het
Vwa5b2 T A 16: 20,416,952 (GRCm39) Y550N probably damaging Het
Wdr81 G A 11: 75,342,612 (GRCm39) A885V probably benign Het
Other mutations in Inpp4a
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01348:Inpp4a APN 1 37,427,986 (GRCm39) missense probably damaging 1.00
IGL01821:Inpp4a APN 1 37,416,798 (GRCm39) missense probably damaging 1.00
IGL02015:Inpp4a APN 1 37,428,793 (GRCm39) missense probably damaging 1.00
IGL02036:Inpp4a APN 1 37,416,650 (GRCm39) intron probably benign
IGL02040:Inpp4a APN 1 37,435,166 (GRCm39) missense probably damaging 0.99
IGL02082:Inpp4a APN 1 37,405,708 (GRCm39) intron probably benign
IGL02318:Inpp4a APN 1 37,407,384 (GRCm39) missense probably damaging 1.00
IGL02555:Inpp4a APN 1 37,419,049 (GRCm39) missense possibly damaging 0.70
IGL02622:Inpp4a APN 1 37,418,115 (GRCm39) missense probably benign 0.26
stultified UTSW 1 37,426,911 (GRCm39) missense probably damaging 0.99
R0265:Inpp4a UTSW 1 37,418,067 (GRCm39) missense probably damaging 1.00
R0388:Inpp4a UTSW 1 37,435,241 (GRCm39) missense probably damaging 0.96
R0543:Inpp4a UTSW 1 37,408,573 (GRCm39) intron probably benign
R1269:Inpp4a UTSW 1 37,428,823 (GRCm39) missense probably benign 0.01
R1719:Inpp4a UTSW 1 37,437,880 (GRCm39) missense probably damaging 1.00
R1799:Inpp4a UTSW 1 37,432,059 (GRCm39) missense possibly damaging 0.56
R2127:Inpp4a UTSW 1 37,406,000 (GRCm39) missense probably benign 0.08
R2143:Inpp4a UTSW 1 37,426,827 (GRCm39) missense probably damaging 1.00
R2174:Inpp4a UTSW 1 37,435,211 (GRCm39) missense probably damaging 1.00
R2258:Inpp4a UTSW 1 37,416,777 (GRCm39) missense probably damaging 1.00
R2327:Inpp4a UTSW 1 37,405,247 (GRCm39) missense probably damaging 0.96
R2437:Inpp4a UTSW 1 37,432,037 (GRCm39) missense probably damaging 1.00
R2897:Inpp4a UTSW 1 37,405,675 (GRCm39) missense probably benign 0.07
R2898:Inpp4a UTSW 1 37,405,675 (GRCm39) missense probably benign 0.07
R4830:Inpp4a UTSW 1 37,410,861 (GRCm39) missense probably damaging 1.00
R4934:Inpp4a UTSW 1 37,426,922 (GRCm39) missense possibly damaging 0.74
R5141:Inpp4a UTSW 1 37,419,168 (GRCm39) missense probably benign 0.17
R5152:Inpp4a UTSW 1 37,397,616 (GRCm39) missense possibly damaging 0.88
R5627:Inpp4a UTSW 1 37,406,854 (GRCm39) missense probably damaging 0.96
R5789:Inpp4a UTSW 1 37,411,410 (GRCm39) missense possibly damaging 0.75
R6004:Inpp4a UTSW 1 37,411,451 (GRCm39) missense probably damaging 0.99
R6107:Inpp4a UTSW 1 37,416,829 (GRCm39) missense probably damaging 0.98
R6180:Inpp4a UTSW 1 37,419,183 (GRCm39) missense probably benign
R6434:Inpp4a UTSW 1 37,437,919 (GRCm39) missense probably damaging 1.00
R6571:Inpp4a UTSW 1 37,426,839 (GRCm39) missense probably damaging 1.00
R6766:Inpp4a UTSW 1 37,411,422 (GRCm39) missense probably damaging 1.00
R7025:Inpp4a UTSW 1 37,408,504 (GRCm39) missense probably benign 0.00
R7126:Inpp4a UTSW 1 37,413,353 (GRCm39) missense probably benign 0.00
R7473:Inpp4a UTSW 1 37,408,534 (GRCm39) missense probably benign 0.37
R7509:Inpp4a UTSW 1 37,426,911 (GRCm39) missense probably damaging 0.99
R7654:Inpp4a UTSW 1 37,413,179 (GRCm39) splice site probably null
R7920:Inpp4a UTSW 1 37,406,886 (GRCm39) missense probably benign 0.08
R8273:Inpp4a UTSW 1 37,407,520 (GRCm39) intron probably benign
R8739:Inpp4a UTSW 1 37,422,207 (GRCm39) intron probably benign
R9158:Inpp4a UTSW 1 37,442,552 (GRCm39) missense possibly damaging 0.76
R9281:Inpp4a UTSW 1 37,410,850 (GRCm39) missense probably damaging 1.00
R9678:Inpp4a UTSW 1 37,405,952 (GRCm39) missense probably damaging 0.97
RF006:Inpp4a UTSW 1 37,427,908 (GRCm39) missense possibly damaging 0.76
Predicted Primers PCR Primer
(F):5'- TCTGTGCATAGGAAGCTTGAG -3'
(R):5'- CTGGGAAGGCTATATGCAATGC -3'

Sequencing Primer
(F):5'- GTTTCTGCAGCCACATCGG -3'
(R):5'- GGCTATATGCAATGCTCTAAAGG -3'
Posted On 2019-05-13