Incidental Mutation 'R2190:Inpp5b'
ID 238015
Institutional Source Beutler Lab
Gene Symbol Inpp5b
Ensembl Gene ENSMUSG00000028894
Gene Name inositol polyphosphate-5-phosphatase B
Synonyms 75kDa
MMRRC Submission 040192-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.175) question?
Stock # R2190 (G1)
Quality Score 204
Status Not validated
Chromosome 4
Chromosomal Location 124635643-124695304 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 124678988 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Asparagine at position 465 (I465N)
Ref Sequence ENSEMBL: ENSMUSP00000139221 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000094782] [ENSMUST00000184454]
AlphaFold Q8K337
Predicted Effect probably damaging
Transcript: ENSMUST00000094782
AA Change: I465N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000092375
Gene: ENSMUSG00000028894
AA Change: I465N

DomainStartEndE-ValueType
Pfam:INPP5B_PH 1 150 4.3e-61 PFAM
low complexity region 206 220 N/A INTRINSIC
IPPc 343 644 6.29e-126 SMART
Blast:RhoGAP 706 732 1e-7 BLAST
Blast:RhoGAP 755 809 2e-24 BLAST
RhoGAP 827 993 6.77e-37 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000142652
Predicted Effect noncoding transcript
Transcript: ENSMUST00000145359
Predicted Effect probably damaging
Transcript: ENSMUST00000184454
AA Change: I465N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000139221
Gene: ENSMUSG00000028894
AA Change: I465N

DomainStartEndE-ValueType
PDB:2KIG|A 1 156 1e-105 PDB
low complexity region 206 220 N/A INTRINSIC
IPPc 343 644 6.29e-126 SMART
PDB:3QBT|H 645 782 6e-49 PDB
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.4%
  • 20x: 95.2%
Validation Efficiency
MGI Phenotype FUNCTION: This gene encodes a member of the inositol polyphosphate-5-phosphatase (INPP5) family. This protein hydrolyzes the 5' phosphate from phosphatidylinositol 4,5-bisphosphate and phosphatidylinositol-1,4,5-trisphosphate, which results in changes to multiple signaling pathways. This protein may be involved in protein trafficking and secretion. Homozygous knockout mice exhibit impaired spermatogenesis and male sterility. Alternative splicing of this gene results in multiple transcript variants. [provided by RefSeq, Nov 2014]
PHENOTYPE: Homozygous null male mice are infertile with a disruption in spermatogenesis and a defect in adherens junctions processing. [provided by MGI curators]
Allele List at MGI

All alleles(24) : Targeted(6) Gene trapped(18)

Other mutations in this stock
Total: 57 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aars1 A T 8: 111,766,785 (GRCm39) T56S probably damaging Het
Acbd6 A T 1: 155,500,652 (GRCm39) H204L probably damaging Het
Acnat2 T A 4: 49,383,551 (GRCm39) M1L probably benign Het
Adgrg5 A T 8: 95,660,579 (GRCm39) I73F probably damaging Het
Ankrd52 A G 10: 128,219,487 (GRCm39) T474A probably benign Het
Arid3a A G 10: 79,782,365 (GRCm39) D252G possibly damaging Het
Aspg G T 12: 112,091,322 (GRCm39) E501D probably damaging Het
Bicral A G 17: 47,136,049 (GRCm39) I387T probably damaging Het
Bub1 T C 2: 127,652,645 (GRCm39) N574S probably benign Het
Casr G A 16: 36,315,778 (GRCm39) T764M probably damaging Het
Ccdc60 A G 5: 116,295,639 (GRCm39) S259P probably damaging Het
Ccne2 A T 4: 11,197,241 (GRCm39) N181I probably benign Het
Chd4 A G 6: 125,091,260 (GRCm39) D89G probably benign Het
Col25a1 C T 3: 130,378,364 (GRCm39) P606S probably damaging Het
Dcc A G 18: 71,680,491 (GRCm39) S582P possibly damaging Het
Dlg4 A G 11: 69,933,430 (GRCm39) D619G probably damaging Het
Elavl2 C T 4: 91,152,331 (GRCm39) V129I probably benign Het
Epha3 A G 16: 63,366,552 (GRCm39) I965T probably benign Het
Fbxw16 G A 9: 109,265,739 (GRCm39) S360L probably damaging Het
Fgf14 T C 14: 124,221,330 (GRCm39) Y158C probably damaging Het
Gm44511 A G 6: 128,803,163 (GRCm39) I16T possibly damaging Het
Has2 C A 15: 56,531,183 (GRCm39) V511F probably benign Het
Heatr5b G A 17: 79,109,185 (GRCm39) R1025C probably damaging Het
Hsd17b12 T C 2: 93,864,408 (GRCm39) Y233C probably benign Het
Il36rn A T 2: 24,170,831 (GRCm39) I43F probably damaging Het
Irak2 T A 6: 113,663,904 (GRCm39) N423K probably damaging Het
Itga2 C A 13: 115,007,141 (GRCm39) V396L probably benign Het
Itprid1 A G 6: 55,874,685 (GRCm39) T212A possibly damaging Het
Lipo2 A T 19: 33,725,969 (GRCm39) N94K probably damaging Het
Lrrc37a T C 11: 103,390,869 (GRCm39) T1519A possibly damaging Het
Macf1 A G 4: 123,353,005 (GRCm39) V1558A probably benign Het
Mocos C A 18: 24,797,114 (GRCm39) H91Q probably benign Het
Myh14 G A 7: 44,310,487 (GRCm39) T132I probably damaging Het
Nlrp2 A T 7: 5,322,237 (GRCm39) D803E possibly damaging Het
Ntsr2 T A 12: 16,704,018 (GRCm39) I173N probably damaging Het
Or14c43 A G 7: 86,115,573 (GRCm39) Y318C possibly damaging Het
Or5b105 T G 19: 13,079,857 (GRCm39) K270N probably damaging Het
Pitx3 T C 19: 46,125,486 (GRCm39) Y86C probably damaging Het
Pkp1 T C 1: 135,807,709 (GRCm39) S520G probably benign Het
Pygo1 C T 9: 72,852,529 (GRCm39) Q239* probably null Het
Rab13 A G 3: 90,130,851 (GRCm39) E68G probably damaging Het
Rfx7 A G 9: 72,525,201 (GRCm39) E797G probably benign Het
Slc5a1 T C 5: 33,261,937 (GRCm39) probably null Het
Slco1c1 A G 6: 141,508,893 (GRCm39) T518A probably benign Het
Spint1 A G 2: 119,068,661 (GRCm39) I132V probably benign Het
Stard9 T A 2: 120,544,601 (GRCm39) I4514N probably benign Het
Tenm3 T G 8: 48,848,579 (GRCm39) S87R probably damaging Het
Thap4 G T 1: 93,678,381 (GRCm39) P135Q probably damaging Het
Tmed9 A G 13: 55,741,156 (GRCm39) E57G probably benign Het
Tnrc18 C T 5: 142,761,644 (GRCm39) V594I unknown Het
Trmt1 A T 8: 85,416,470 (GRCm39) K64* probably null Het
Usf2 A G 7: 30,654,606 (GRCm39) V198A probably damaging Het
Usp14 A T 18: 10,007,835 (GRCm39) C168S probably damaging Het
Vav3 C A 3: 109,470,130 (GRCm39) T525K probably damaging Het
Vmn1r52 A G 6: 90,156,151 (GRCm39) I152V probably benign Het
Vmn2r81 A G 10: 79,104,085 (GRCm39) D236G possibly damaging Het
Wdr19 G A 5: 65,401,509 (GRCm39) V975I possibly damaging Het
Other mutations in Inpp5b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00338:Inpp5b APN 4 124,678,168 (GRCm39) missense possibly damaging 0.94
IGL00696:Inpp5b APN 4 124,636,328 (GRCm39) start codon destroyed probably null 1.00
IGL00969:Inpp5b APN 4 124,677,787 (GRCm39) missense probably damaging 1.00
IGL01401:Inpp5b APN 4 124,639,880 (GRCm39) missense probably damaging 0.97
IGL01481:Inpp5b APN 4 124,694,492 (GRCm39) splice site probably null
IGL01517:Inpp5b APN 4 124,676,229 (GRCm39) missense probably benign 0.00
IGL03085:Inpp5b APN 4 124,686,115 (GRCm39) missense probably benign 0.01
IGL03178:Inpp5b APN 4 124,679,047 (GRCm39) missense probably benign 0.02
reduced UTSW 4 124,686,045 (GRCm39) missense probably damaging 1.00
P0042:Inpp5b UTSW 4 124,691,703 (GRCm39) critical splice donor site probably null
R0504:Inpp5b UTSW 4 124,676,201 (GRCm39) nonsense probably null
R0531:Inpp5b UTSW 4 124,689,249 (GRCm39) missense probably damaging 0.99
R1396:Inpp5b UTSW 4 124,682,873 (GRCm39) missense probably damaging 1.00
R1626:Inpp5b UTSW 4 124,677,696 (GRCm39) missense probably damaging 1.00
R1768:Inpp5b UTSW 4 124,687,069 (GRCm39) nonsense probably null
R2037:Inpp5b UTSW 4 124,692,092 (GRCm39) missense probably damaging 0.98
R2119:Inpp5b UTSW 4 124,691,662 (GRCm39) missense probably benign 0.00
R2132:Inpp5b UTSW 4 124,678,961 (GRCm39) splice site probably benign
R3237:Inpp5b UTSW 4 124,674,279 (GRCm39) missense probably benign 0.04
R3800:Inpp5b UTSW 4 124,679,138 (GRCm39) missense probably damaging 1.00
R4735:Inpp5b UTSW 4 124,677,760 (GRCm39) missense probably damaging 0.99
R4827:Inpp5b UTSW 4 124,637,643 (GRCm39) intron probably benign
R4865:Inpp5b UTSW 4 124,645,288 (GRCm39) missense probably benign
R4868:Inpp5b UTSW 4 124,645,203 (GRCm39) missense probably damaging 0.99
R4913:Inpp5b UTSW 4 124,674,214 (GRCm39) missense probably benign 0.09
R5055:Inpp5b UTSW 4 124,636,824 (GRCm39) critical splice donor site probably null
R5068:Inpp5b UTSW 4 124,636,442 (GRCm39) splice site probably null
R5208:Inpp5b UTSW 4 124,645,110 (GRCm39) missense possibly damaging 0.62
R5642:Inpp5b UTSW 4 124,676,229 (GRCm39) missense probably benign 0.00
R5875:Inpp5b UTSW 4 124,674,199 (GRCm39) missense possibly damaging 0.66
R6015:Inpp5b UTSW 4 124,692,143 (GRCm39) missense possibly damaging 0.94
R6288:Inpp5b UTSW 4 124,679,020 (GRCm39) missense probably benign 0.00
R6450:Inpp5b UTSW 4 124,686,045 (GRCm39) missense probably damaging 1.00
R7138:Inpp5b UTSW 4 124,679,065 (GRCm39) missense probably damaging 1.00
R7235:Inpp5b UTSW 4 124,645,185 (GRCm39) missense probably benign 0.04
R7382:Inpp5b UTSW 4 124,645,370 (GRCm39) missense probably benign 0.00
R7659:Inpp5b UTSW 4 124,689,219 (GRCm39) missense probably damaging 1.00
R7806:Inpp5b UTSW 4 124,678,881 (GRCm39) splice site probably null
R8348:Inpp5b UTSW 4 124,678,967 (GRCm39) missense probably damaging 1.00
R8509:Inpp5b UTSW 4 124,637,698 (GRCm39) critical splice donor site probably null
R9430:Inpp5b UTSW 4 124,636,340 (GRCm39) missense possibly damaging 0.84
R9794:Inpp5b UTSW 4 124,687,174 (GRCm39) missense probably damaging 0.98
Z1176:Inpp5b UTSW 4 124,691,633 (GRCm39) frame shift probably null
Predicted Primers PCR Primer
(F):5'- CAGAAATGGCTGGTCATTTTGC -3'
(R):5'- CTCACTCATGCTTGTTAATGGTG -3'

Sequencing Primer
(F):5'- CTGGGAATTGAACTCAGGACCTCTG -3'
(R):5'- CACTCATGCTTGTTAATGGTGAGAGG -3'
Posted On 2014-10-02