Incidental Mutation 'R0635:Pik3r1'
ID 56631
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 038824-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R0635 (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 101893926 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Lysine at position 81 (R81K)
Ref Sequence ENSEMBL: ENSMUSP00000056774 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000055518]
AlphaFold P26450
Predicted Effect probably benign
Transcript: ENSMUST00000055518
AA Change: R81K

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000056774
Gene: ENSMUSG00000041417
AA Change: R81K

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 noncoding transcript
Transcript: ENSMUST00000189426
Predicted Effect noncoding transcript
Transcript: ENSMUST00000193295
Meta Mutation Damage Score 0.0898 question?
Coding Region Coverage
  • 1x: 99.4%
  • 3x: 98.8%
  • 10x: 97.4%
  • 20x: 94.9%
Validation Efficiency 99% (68/69)
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: 64 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
5730455P16Rik A T 11: 80,264,891 (GRCm39) probably benign Het
Adamts15 A G 9: 30,816,066 (GRCm39) L631P probably damaging Het
Adamts17 T C 7: 66,558,353 (GRCm39) F266L probably damaging Het
Adgrb1 C A 15: 74,412,741 (GRCm39) Q488K possibly damaging Het
Armh4 A G 14: 50,010,600 (GRCm39) L369S probably benign Het
Cep290 A G 10: 100,328,538 (GRCm39) D109G probably damaging Het
Chil5 A T 3: 105,924,519 (GRCm39) Y229N possibly damaging Het
Cntnap1 A G 11: 101,074,285 (GRCm39) T742A probably benign Het
Col6a3 A T 1: 90,735,808 (GRCm39) probably null Het
Col6a5 G A 9: 105,805,805 (GRCm39) P1034S unknown Het
Daxx T A 17: 34,131,618 (GRCm39) D442E probably benign Het
Dmxl1 T C 18: 49,984,490 (GRCm39) probably benign Het
Dnah11 A G 12: 117,971,731 (GRCm39) F2942S probably damaging Het
Garin4 T C 1: 190,895,924 (GRCm39) T240A probably benign Het
Glg1 A G 8: 111,890,396 (GRCm39) probably benign Het
Gm10272 G A 10: 77,542,535 (GRCm39) probably benign Het
Gm17333 AAGAAGAGAAGAGAAGAGAAGAGAAGAGAAGAGAA AAGAAGAGAAGAGAAGAGAAGAGAAGAGAAGAGAAGAGAA 16: 77,649,766 (GRCm39) noncoding transcript Het
Haao A G 17: 84,146,003 (GRCm39) F83S probably damaging Het
Hdgfl2 T A 17: 56,403,057 (GRCm39) L177Q probably damaging Het
Hrh1 T C 6: 114,457,106 (GRCm39) V129A probably damaging Het
Ift43 T A 12: 86,131,855 (GRCm39) probably benign Het
Il21r T C 7: 125,231,678 (GRCm39) Y369H probably damaging Het
Il2ra C T 2: 11,685,177 (GRCm39) T171M probably benign Het
Lao1 C T 4: 118,825,493 (GRCm39) R438C probably benign Het
Lrrcc1 G A 3: 14,624,288 (GRCm39) S350N probably benign Het
Mageb5 T A X: 90,823,599 (GRCm39) Y260F probably benign Het
Marchf5 A T 19: 37,197,807 (GRCm39) I159F possibly damaging Het
Mgat4a G A 1: 37,491,375 (GRCm39) A282V probably benign Het
Mipep G A 14: 61,066,839 (GRCm39) V420I probably damaging Het
Morc2b A T 17: 33,356,661 (GRCm39) F370L possibly damaging Het
Mt1 A T 8: 94,906,449 (GRCm39) probably null Het
Ncapd2 A G 6: 125,149,999 (GRCm39) V943A probably benign Het
Nkd2 T C 13: 73,975,013 (GRCm39) D58G probably benign Het
Nol8 C G 13: 49,830,234 (GRCm39) S1106C probably benign Het
Nrm C A 17: 36,175,156 (GRCm39) Y61* probably null Het
Nusap1 A G 2: 119,458,148 (GRCm39) T95A probably damaging Het
Ocln T A 13: 100,642,744 (GRCm39) Q197L probably damaging Het
Or5p70 T A 7: 107,994,971 (GRCm39) F215I probably benign Het
Oxtr A G 6: 112,466,161 (GRCm39) Y200H probably damaging Het
Paip2b T C 6: 83,786,891 (GRCm39) E115G possibly damaging Het
Pcm1 T A 8: 41,720,216 (GRCm39) probably benign Het
Pcnt T C 10: 76,240,419 (GRCm39) D1205G probably damaging Het
Phka1 G A X: 101,665,006 (GRCm39) R186C probably damaging Het
Pik3cb A G 9: 98,946,271 (GRCm39) probably benign Het
Ppa1 A G 10: 61,501,219 (GRCm39) D162G probably benign Het
Ppa1 A G 10: 61,502,749 (GRCm39) R191G probably damaging Het
Ppp4r3c2 T C X: 88,796,128 (GRCm39) probably benign Het
Prss22 T A 17: 24,215,662 (GRCm39) T87S probably benign Het
Rgr T A 14: 36,760,904 (GRCm39) R218* probably null Het
Rreb1 A T 13: 38,125,540 (GRCm39) Q1282L possibly damaging Het
Scel T A 14: 103,820,575 (GRCm39) probably null Het
Sema6b A G 17: 56,436,971 (GRCm39) probably null Het
Slc4a1 T C 11: 102,243,498 (GRCm39) E711G possibly damaging Het
Snx19 C A 9: 30,340,106 (GRCm39) L415M probably damaging Het
Snx19 T G 9: 30,340,107 (GRCm39) L415R probably damaging Het
Specc1 G A 11: 62,009,729 (GRCm39) R495Q probably damaging Het
Tead1 T C 7: 112,490,913 (GRCm39) probably benign Het
Timm10b A C 7: 105,289,895 (GRCm39) probably benign Het
Ubxn7 T A 16: 32,186,235 (GRCm39) probably benign Het
Vmn2r116 T A 17: 23,605,861 (GRCm39) Y258N possibly damaging Het
Vmn2r77 T A 7: 86,460,383 (GRCm39) F570I probably benign Het
Vmn2r98 T C 17: 19,300,759 (GRCm39) V587A probably benign Het
Zfp398 T C 6: 47,840,074 (GRCm39) I101T probably damaging Het
Zfp808 T A 13: 62,320,233 (GRCm39) H487Q probably 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
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
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'- ACTTCCAGGCATGAAATGACTGACC -3'
(R):5'- GCGAGAGGAAGACATTGACCTACAC -3'

Sequencing Primer
(F):5'- TCCTAGCTCAAAGATGACTAAGG -3'
(R):5'- TACACCTGGGGGACATACTGAC -3'
Posted On 2013-07-11