Incidental Mutation 'R7507:Pik3r1'
ID 581863
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 045580-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R7507 (G1)
Quality Score 225.009
Status Validated
Chromosome 13
Chromosomal Location 101817269-101904725 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 101845490 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Serine to Leucine at position 147 (S147L)
Ref Sequence ENSEMBL: ENSMUSP00000056774 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000055518]
AlphaFold P26450
Predicted Effect probably benign
Transcript: ENSMUST00000055518
AA Change: S147L

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000056774
Gene: ENSMUSG00000041417
AA Change: S147L

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
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.2%
Validation Efficiency 100% (43/43)
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: 43 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
A2m A T 6: 121,652,177 (GRCm39) T1359S probably benign Het
Adam8 C T 7: 139,567,091 (GRCm39) probably null Het
Adnp2 A G 18: 80,174,068 (GRCm39) S114P probably benign Het
BC051019 T A 7: 109,315,475 (GRCm39) D260V possibly damaging Het
Btnl10 A G 11: 58,811,384 (GRCm39) T236A probably benign Het
Cacna1c A T 6: 119,034,200 (GRCm39) L109Q Het
Clint1 C A 11: 45,799,776 (GRCm39) Q512K possibly damaging Het
Dop1a A G 9: 86,418,002 (GRCm39) N1957S probably benign Het
Gosr1 A T 11: 76,645,240 (GRCm39) N101K probably benign Het
Gria1 A G 11: 57,119,765 (GRCm39) T350A probably benign Het
Hs3st5 T A 10: 36,709,011 (GRCm39) V182D probably damaging Het
Igkv4-80 G T 6: 68,993,677 (GRCm39) S71R probably benign Het
Kif2b A G 11: 91,468,269 (GRCm39) F5L probably benign Het
Med1 A G 11: 98,048,852 (GRCm39) L648P probably damaging Het
Mgat4a G A 1: 37,491,608 (GRCm39) L375F probably damaging Het
Mlph A T 1: 90,855,429 (GRCm39) probably benign Het
Nbeal1 T C 1: 60,274,626 (GRCm39) S346P probably damaging Het
Nhlrc2 G A 19: 56,585,810 (GRCm39) V682I not run Het
Nos3 T C 5: 24,577,642 (GRCm39) M552T probably damaging Het
Or4e2 A G 14: 52,687,930 (GRCm39) N20S probably benign Het
Or5w19 T C 2: 87,698,713 (GRCm39) I126T probably damaging Het
Or6c209 T A 10: 129,483,366 (GRCm39) I123N probably damaging Het
Pcdha5 A T 18: 37,093,909 (GRCm39) R139S probably benign Het
Plppr4 T A 3: 117,115,754 (GRCm39) H701L possibly damaging Het
Pnpla1 T C 17: 29,095,791 (GRCm39) Y71H probably damaging Het
Ppp1r12c G A 7: 4,486,970 (GRCm39) A521V probably benign Het
Rasgrp3 C A 17: 75,804,055 (GRCm39) D119E probably damaging Het
Rnf216 A T 5: 143,075,557 (GRCm39) D342E probably damaging Het
Rnpc3 A T 3: 113,410,410 (GRCm39) S294T probably benign Het
Sepsecs A G 5: 52,801,397 (GRCm39) F422L probably damaging Het
Sgcz T A 8: 38,420,200 (GRCm39) E17D probably benign Het
Slc2a5 T C 4: 150,210,107 (GRCm39) Y31H probably damaging Het
Spag9 A G 11: 93,958,906 (GRCm39) E310G probably benign Het
Stat4 A G 1: 52,117,733 (GRCm39) Y288C probably damaging Het
Tet1 A G 10: 62,668,671 (GRCm39) probably null Het
Trim62 A G 4: 128,790,664 (GRCm39) T154A probably benign Het
Tubb4a T C 17: 57,388,642 (GRCm39) D128G probably damaging Het
Ube3d G A 9: 86,304,939 (GRCm39) A301V possibly damaging Het
Utp6 A G 11: 79,833,012 (GRCm39) S444P possibly damaging Het
Vasn T C 16: 4,467,345 (GRCm39) C431R probably damaging Het
Zfp260 T C 7: 29,804,291 (GRCm39) S64P probably damaging Het
Zfp451 A T 1: 33,808,840 (GRCm39) M1007K probably damaging Het
Zfp606 C A 7: 12,226,868 (GRCm39) Q330K 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
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
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'- AGGAACTCCTGCATGTGAGTTG -3'
(R):5'- AGATCCTGCTCTTTAATAGTCCAC -3'

Sequencing Primer
(F):5'- CCTGCATGTGAGTTGGAAATCCC -3'
(R):5'- GCTCTTTAATAGTCCACTGGATTTG -3'
Posted On 2019-10-17