Incidental Mutation 'R3964:Pik3r1'
ID 312274
Institutional Source Beutler Lab
Gene Symbol Pik3r1
Ensembl Gene ENSMUSG00000041417
Gene Name phosphoinositide-3-kinase regulatory subunit 1
Synonyms p85alpha, p55alpha, PI3K, p50alpha
MMRRC Submission 040933-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R3964 (G1)
Quality Score 225
Status Validated
Chromosome 13
Chromosomal Location 101817269-101904725 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 101825193 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamic Acid to Glycine at position 458 (E458G)
Ref Sequence ENSEMBL: ENSMUSP00000056774 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000035532] [ENSMUST00000055518] [ENSMUST00000185795] [ENSMUST00000187009]
AlphaFold P26450
Predicted Effect probably benign
Transcript: ENSMUST00000035532
AA Change: E188G

PolyPhen 2 Score 0.007 (Sensitivity: 0.96; Specificity: 0.75)
SMART Domains Protein: ENSMUSP00000047004
Gene: ENSMUSG00000041417
AA Change: E188G

DomainStartEndE-ValueType
low complexity region 34 44 N/A INTRINSIC
SH2 61 144 9.96e-28 SMART
low complexity region 263 278 N/A INTRINSIC
SH2 352 434 7.33e-26 SMART
Predicted Effect possibly damaging
Transcript: ENSMUST00000055518
AA Change: E458G

PolyPhen 2 Score 0.749 (Sensitivity: 0.85; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000056774
Gene: ENSMUSG00000041417
AA Change: E458G

DomainStartEndE-ValueType
SH3 6 78 2.81e-11 SMART
low complexity region 79 99 N/A INTRINSIC
RhoGAP 126 298 1.94e-37 SMART
low complexity region 303 314 N/A INTRINSIC
SH2 331 414 9.96e-28 SMART
Pfam:PI3K_P85_iSH2 431 599 7.8e-67 PFAM
SH2 622 704 7.33e-26 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000185795
SMART Domains Protein: ENSMUSP00000140312
Gene: ENSMUSG00000041417

DomainStartEndE-ValueType
low complexity region 8 16 N/A INTRINSIC
SH2 31 112 1.52e-23 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000187009
AA Change: E137G

PolyPhen 2 Score 0.008 (Sensitivity: 0.96; Specificity: 0.76)
SMART Domains Protein: ENSMUSP00000140256
Gene: ENSMUSG00000041417
AA Change: E137G

DomainStartEndE-ValueType
SH2 10 93 6.5e-30 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000190171
Meta Mutation Damage Score 0.1210 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.5%
  • 10x: 97.1%
  • 20x: 94.3%
Validation Efficiency 98% (64/65)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Phosphatidylinositol 3-kinase phosphorylates the inositol ring of phosphatidylinositol at the 3-prime position. The enzyme comprises a 110 kD catalytic subunit and a regulatory subunit of either 85, 55, or 50 kD. This gene encodes the 85 kD regulatory subunit. Phosphatidylinositol 3-kinase plays an important role in the metabolic actions of insulin, and a mutation in this gene has been associated with insulin resistance. Alternative splicing of this gene results in four transcript variants encoding different isoforms. [provided by RefSeq, Jun 2011]
PHENOTYPE: Homozygotes for a targeted null mutation exhibit perinatal lethality associated with hepatic necrosis, chylous ascites, enlarged muscle fibers, calcification of cardiac tissue, and hypoglycemia. Mutants lacking only the major isoform are immunodeficient. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 63 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam21 C A 12: 81,607,583 (GRCm39) A60S possibly damaging Het
Arpp21 C G 9: 111,894,844 (GRCm39) V805L probably damaging Het
C1galt1c1 A T X: 37,720,453 (GRCm39) V181E probably benign Het
Cdh18 A T 15: 23,474,187 (GRCm39) T686S probably benign Het
Cemip T A 7: 83,600,717 (GRCm39) Y968F probably benign Het
Cep70 T A 9: 99,180,587 (GRCm39) F581I probably damaging Het
Ctc1 T A 11: 68,921,954 (GRCm39) V800D probably damaging Het
Cttnbp2nl T C 3: 104,913,321 (GRCm39) K188E probably damaging Het
Cux1 A G 5: 136,311,796 (GRCm39) V1180A probably damaging Het
Cux2 G T 5: 122,025,539 (GRCm39) S43* probably null Het
Dhx57 T A 17: 80,572,541 (GRCm39) K711* probably null Het
Ehbp1l1 C T 19: 5,760,601 (GRCm39) probably null Het
Esyt3 T A 9: 99,202,375 (GRCm39) D512V probably damaging Het
Gadl1 T C 9: 115,794,676 (GRCm39) S284P probably damaging Het
Gm14137 T A 2: 119,005,497 (GRCm39) S19T probably benign Het
Gpr141b A G 13: 19,913,614 (GRCm39) noncoding transcript Het
Gprc6a CAAA CA 10: 51,491,776 (GRCm39) probably null Het
Gsdmc2 A G 15: 63,721,683 (GRCm39) probably benign Het
Hmcn1 T C 1: 150,449,320 (GRCm39) T110A probably benign Het
Il23r G A 6: 67,443,281 (GRCm39) T274I probably benign Het
Inhbb C A 1: 119,345,291 (GRCm39) G333W probably damaging Het
Kcnb1 C T 2: 166,946,412 (GRCm39) C812Y probably damaging Het
Lrp1b A G 2: 41,202,482 (GRCm39) probably benign Het
Med31 C T 11: 72,102,755 (GRCm39) A118T probably benign Het
Mov10l1 A G 15: 88,896,366 (GRCm39) I737V probably benign Het
Mrs2 A G 13: 25,185,746 (GRCm39) I142T possibly damaging Het
Ms4a6b T C 19: 11,499,098 (GRCm39) S71P probably benign Het
Muc2 G A 7: 141,286,233 (GRCm39) R120H probably benign Het
Muc5b A T 7: 141,420,705 (GRCm39) I4191F possibly damaging Het
Myrf T C 19: 10,196,979 (GRCm39) E267G probably benign Het
Nfatc2 C T 2: 168,346,469 (GRCm39) S875N probably benign Het
Nmi T C 2: 51,846,081 (GRCm39) E67G possibly damaging Het
Nrap T C 19: 56,330,576 (GRCm39) S1126G probably damaging Het
Nucb2 A G 7: 116,128,110 (GRCm39) E273G probably damaging Het
Or10g9 A T 9: 39,911,767 (GRCm39) V252E possibly damaging Het
Or1j4 A G 2: 36,740,729 (GRCm39) T224A probably benign Het
Or8b1b T C 9: 38,375,979 (GRCm39) I214T probably benign Het
Or8b51 G A 9: 38,569,023 (GRCm39) L222F probably benign Het
Pcdhga12 A T 18: 37,900,254 (GRCm39) Q362L probably benign Het
Peak1 C T 9: 56,167,263 (GRCm39) E222K probably damaging Het
Pls1 T C 9: 95,667,665 (GRCm39) Q81R probably benign Het
Plxdc2 T A 2: 16,665,651 (GRCm39) F284I probably damaging Het
Plxna2 C T 1: 194,431,625 (GRCm39) S538F probably damaging Het
Pole A G 5: 110,460,648 (GRCm39) K1143E probably damaging Het
Ppfia4 A T 1: 134,250,754 (GRCm39) D478E probably benign Het
Ptprd A G 4: 75,978,073 (GRCm39) probably benign Het
Ptprj A G 2: 90,298,785 (GRCm39) I315T probably benign Het
Rims1 T C 1: 22,497,709 (GRCm39) probably null Het
Rnf13 G A 3: 57,676,533 (GRCm39) G63S probably damaging Het
Rsf1 GCG GCGACGGCGACG 7: 97,229,114 (GRCm39) probably benign Het
Shld2 T A 14: 33,981,644 (GRCm39) Q498L probably damaging Het
Slc50a1 T C 3: 89,176,093 (GRCm39) I151V probably benign Het
Snx27 T A 3: 94,438,613 (GRCm39) R207S probably damaging Het
Sos1 C T 17: 80,762,608 (GRCm39) R73H probably damaging Het
Tbc1d9b A G 11: 50,059,523 (GRCm39) E975G possibly damaging Het
Tbccd1 A G 16: 22,660,523 (GRCm39) S98P probably damaging Het
Timd5 T A 11: 46,426,340 (GRCm39) V149D possibly damaging Het
Tmx4 T C 2: 134,441,981 (GRCm39) I206V possibly damaging Het
Upf1 C T 8: 70,791,110 (GRCm39) R544H probably damaging Het
Usp19 T A 9: 108,375,228 (GRCm39) V818E probably damaging Het
Wdr38 A G 2: 38,889,362 (GRCm39) Y51C probably damaging Het
Zfp456 T C 13: 67,514,900 (GRCm39) T269A probably benign Het
Zfp628 T C 7: 4,924,744 (GRCm39) S989P probably benign Het
Other mutations in Pik3r1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00323:Pik3r1 APN 13 101,827,044 (GRCm39) start codon destroyed probably benign
IGL00484:Pik3r1 APN 13 101,838,255 (GRCm39) missense probably benign 0.08
IGL00911:Pik3r1 APN 13 101,894,169 (GRCm39) utr 5 prime probably benign
IGL01620:Pik3r1 APN 13 101,822,728 (GRCm39) missense probably damaging 1.00
IGL01872:Pik3r1 APN 13 101,825,625 (GRCm39) missense probably benign 0.01
IGL02544:Pik3r1 APN 13 101,823,784 (GRCm39) missense probably damaging 1.00
IGL02959:Pik3r1 APN 13 101,894,037 (GRCm39) missense probably benign 0.02
anubis UTSW 13 101,839,284 (GRCm39) nonsense probably null
Astro_boy UTSW 13 101,838,240 (GRCm39) missense probably damaging 1.00
Pennywhistle UTSW 13 101,825,914 (GRCm39) missense probably damaging 0.96
Rocket UTSW 13 101,825,952 (GRCm39) missense probably damaging 1.00
Starburst UTSW 13 101,894,166 (GRCm39) start codon destroyed probably null 0.99
R0635:Pik3r1 UTSW 13 101,893,926 (GRCm39) missense probably benign
R0751:Pik3r1 UTSW 13 101,822,866 (GRCm39) splice site probably null
R0787:Pik3r1 UTSW 13 101,827,031 (GRCm39) missense probably benign 0.30
R0845:Pik3r1 UTSW 13 101,822,772 (GRCm39) missense probably benign 0.45
R0891:Pik3r1 UTSW 13 101,837,974 (GRCm39) missense probably benign
R1066:Pik3r1 UTSW 13 101,825,171 (GRCm39) missense probably damaging 1.00
R1184:Pik3r1 UTSW 13 101,822,866 (GRCm39) splice site probably null
R1735:Pik3r1 UTSW 13 101,822,882 (GRCm39) missense probably damaging 1.00
R2474:Pik3r1 UTSW 13 101,839,284 (GRCm39) nonsense probably null
R3015:Pik3r1 UTSW 13 101,823,771 (GRCm39) missense probably damaging 1.00
R3419:Pik3r1 UTSW 13 101,828,723 (GRCm39) missense probably benign 0.17
R3876:Pik3r1 UTSW 13 101,821,465 (GRCm39) missense probably benign 0.01
R4175:Pik3r1 UTSW 13 101,838,241 (GRCm39) missense probably benign 0.25
R4175:Pik3r1 UTSW 13 101,838,240 (GRCm39) missense probably damaging 1.00
R4422:Pik3r1 UTSW 13 101,830,892 (GRCm39) missense probably benign
R4890:Pik3r1 UTSW 13 101,894,118 (GRCm39) missense probably damaging 1.00
R5038:Pik3r1 UTSW 13 101,825,952 (GRCm39) missense probably damaging 1.00
R5117:Pik3r1 UTSW 13 101,828,744 (GRCm39) missense probably benign
R6066:Pik3r1 UTSW 13 101,822,828 (GRCm39) missense possibly damaging 0.72
R6254:Pik3r1 UTSW 13 101,825,914 (GRCm39) missense possibly damaging 0.89
R7421:Pik3r1 UTSW 13 101,825,644 (GRCm39) missense probably damaging 1.00
R7507:Pik3r1 UTSW 13 101,845,490 (GRCm39) missense probably benign 0.00
R7538:Pik3r1 UTSW 13 101,825,914 (GRCm39) missense probably damaging 0.96
R7605:Pik3r1 UTSW 13 101,839,346 (GRCm39) missense probably benign
R7739:Pik3r1 UTSW 13 101,846,205 (GRCm39) missense probably benign 0.01
R8695:Pik3r1 UTSW 13 101,894,062 (GRCm39) missense probably benign 0.40
R9146:Pik3r1 UTSW 13 101,825,136 (GRCm39) splice site probably benign
R9315:Pik3r1 UTSW 13 101,894,166 (GRCm39) start codon destroyed probably null 0.99
R9678:Pik3r1 UTSW 13 101,839,289 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- GTAACACTGCGAGTTAGAAGC -3'
(R):5'- GGTTTTGACAAACTTTACACCCTG -3'

Sequencing Primer
(F):5'- CTGCGAGTTAGAAGCAAGCTTAATG -3'
(R):5'- TTTGACAAACTTTACACCCTGACCAG -3'
Posted On 2015-04-29