Incidental Mutation 'R5038:Pik3r1'
ID 393127
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 042628-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R5038 (G1)
Quality Score 225
Status Validated
Chromosome 13
Chromosomal Location 101817269-101904725 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 101825952 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Glutamine at position 37 (R37Q)
Ref Sequence ENSEMBL: ENSMUSP00000140256 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000035532] [ENSMUST00000055518] [ENSMUST00000185795] [ENSMUST00000187009]
AlphaFold P26450
Predicted Effect probably damaging
Transcript: ENSMUST00000035532
AA Change: R88Q

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000047004
Gene: ENSMUSG00000041417
AA Change: R88Q

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 probably damaging
Transcript: ENSMUST00000055518
AA Change: R358Q

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000056774
Gene: ENSMUSG00000041417
AA Change: R358Q

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 damaging
Transcript: ENSMUST00000185795
AA Change: R58Q

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000140312
Gene: ENSMUSG00000041417
AA Change: R58Q

DomainStartEndE-ValueType
low complexity region 8 16 N/A INTRINSIC
SH2 31 112 1.52e-23 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000187009
AA Change: R37Q

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000140256
Gene: ENSMUSG00000041417
AA Change: R37Q

DomainStartEndE-ValueType
SH2 10 93 6.5e-30 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000190171
Meta Mutation Damage Score 0.9704 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.4%
  • 10x: 96.7%
  • 20x: 93.5%
Validation Efficiency 94% (64/68)
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: 59 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930512M02Rik A T 11: 11,539,375 (GRCm39) probably null Het
Abtb2 G T 2: 103,397,408 (GRCm39) G113C probably damaging Het
Acsm5 A G 7: 119,134,034 (GRCm39) T272A probably damaging Het
Adprs C T 4: 126,211,102 (GRCm39) E272K possibly damaging Het
Agbl5 G A 5: 31,060,403 (GRCm39) R141Q probably damaging Het
Atp7b A C 8: 22,518,472 (GRCm39) I122S possibly damaging Het
B230219D22Rik T C 13: 55,847,288 (GRCm39) Y134H probably damaging Het
Bnc1 A G 7: 81,618,462 (GRCm39) S868P probably damaging Het
Camta1 T C 4: 151,229,926 (GRCm39) E302G probably damaging Het
Car1 A G 3: 14,835,933 (GRCm39) Y129H probably damaging Het
Cdh22 T C 2: 164,984,197 (GRCm39) T352A probably benign Het
Ckmt2 T C 13: 92,009,282 (GRCm39) E215G probably benign Het
Cyb5r4 T G 9: 86,941,130 (GRCm39) probably null Het
Dhrs13 A G 11: 77,923,256 (GRCm39) probably benign Het
Dsg1c G A 18: 20,397,901 (GRCm39) A34T probably benign Het
Epb41l1 T C 2: 156,363,330 (GRCm39) V613A probably benign Het
Fam114a1 A G 5: 65,166,388 (GRCm39) M240V probably damaging Het
Gm15455 T C 1: 33,877,257 (GRCm39) noncoding transcript Het
Herc1 T G 9: 66,383,742 (GRCm39) probably benign Het
Ifna11 T C 4: 88,738,314 (GRCm39) V40A probably benign Het
Ifna15 T C 4: 88,476,266 (GRCm39) N73D probably benign Het
Imp4 A T 1: 34,482,016 (GRCm39) L45F probably damaging Het
Jak3 G A 8: 72,138,702 (GRCm39) A967T probably damaging Het
Krtap19-2 A T 16: 88,670,916 (GRCm39) Y76* probably null Het
Map4k5 A T 12: 69,871,388 (GRCm39) N492K probably damaging Het
Mycbp2 C T 14: 103,534,375 (GRCm39) R372H probably damaging Het
Nos2 G A 11: 78,813,140 (GRCm39) S16N probably benign Het
Nr2c2 A G 6: 92,116,803 (GRCm39) T2A probably damaging Het
Nup188 T C 2: 30,199,232 (GRCm39) Y267H probably damaging Het
Nxph2 G A 2: 23,211,556 (GRCm39) probably null Het
Or5b107 T A 19: 13,142,955 (GRCm39) D192E probably benign Het
Or5b96 T A 19: 12,867,770 (GRCm39) H57L probably damaging Het
Or9i1b T A 19: 13,896,822 (GRCm39) V146E possibly damaging Het
Otof C T 5: 30,541,783 (GRCm39) E761K possibly damaging Het
Pkn3 T C 2: 29,975,293 (GRCm39) probably null Het
Pold3 A G 7: 99,770,590 (GRCm39) V14A probably damaging Het
Ptpn14 T C 1: 189,519,083 (GRCm39) S38P probably damaging Het
Raf1 G A 6: 115,597,196 (GRCm39) Q35* probably null Het
Rps3a1 C A 3: 86,045,338 (GRCm39) E251D probably benign Het
Scd1 C T 19: 44,390,148 (GRCm39) V207M probably damaging Het
Shq1 A G 6: 100,607,954 (GRCm39) V319A probably benign Het
Slc4a8 T C 15: 100,693,702 (GRCm39) Y416H probably damaging Het
Slco1a5 T C 6: 142,208,363 (GRCm39) T143A probably benign Het
Slco1a5 C T 6: 142,212,090 (GRCm39) G90D probably damaging Het
Snx9 T C 17: 5,937,348 (GRCm39) V30A probably benign Het
Spdya T C 17: 71,895,561 (GRCm39) probably benign Het
Stat1 A T 1: 52,162,368 (GRCm39) N75I probably damaging Het
Sv2b A T 7: 74,807,173 (GRCm39) M159K probably damaging Het
Tdh A T 14: 63,733,575 (GRCm39) Y89* probably null Het
Tmc7 A G 7: 118,142,588 (GRCm39) F600S probably damaging Het
Trpa1 T A 1: 14,981,090 (GRCm39) H104L probably damaging Het
Ttn G A 2: 76,678,984 (GRCm39) probably benign Het
Vmn1r113 A G 7: 20,521,419 (GRCm39) I70M possibly damaging Het
Vmn1r171 A G 7: 23,332,188 (GRCm39) M138V probably benign Het
Zfc3h1 G A 10: 115,240,116 (GRCm39) V550I probably benign Het
Zfp335 G T 2: 164,752,564 (GRCm39) S60* probably null Het
Zfp7 T C 15: 76,776,010 (GRCm39) M684T probably benign Het
Zfp984 T A 4: 147,839,903 (GRCm39) H316L probably damaging Het
Zmym2 T A 14: 57,193,637 (GRCm39) Y1151N possibly damaging 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
R3964:Pik3r1 UTSW 13 101,825,193 (GRCm39) missense possibly damaging 0.75
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
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'- TTCTGATGCAGAAGGAGGGC -3'
(R):5'- ATCCCCAGTGCAGAAGAAGG -3'

Sequencing Primer
(F):5'- AGGGCTCTCAGGATGGG -3'
(R):5'- AGAAGGGAAGCTCTGTGTGTG -3'
Posted On 2016-06-15