Incidental Mutation 'R9146:Pik3r1'
ID 731296
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
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R9146 (G1)
Quality Score 225.009
Status Validated
Chromosome 13
Chromosomal Location 101817269-101904725 bp(-) (GRCm39)
Type of Mutation splice site
DNA Base Change (assembly) C to A at 101825136 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Ref Sequence ENSEMBL: ENSMUSP00000140256 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000035532] [ENSMUST00000055518] [ENSMUST00000185795] [ENSMUST00000187009]
AlphaFold P26450
Predicted Effect probably benign
Transcript: ENSMUST00000035532
SMART Domains Protein: ENSMUSP00000047004
Gene: ENSMUSG00000041417

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 benign
Transcript: ENSMUST00000055518
SMART Domains Protein: ENSMUSP00000056774
Gene: ENSMUSG00000041417

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
SMART Domains Protein: ENSMUSP00000140256
Gene: ENSMUSG00000041417

DomainStartEndE-ValueType
SH2 10 93 6.5e-30 SMART
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.7%
Validation Efficiency 98% (54/55)
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
Ache G A 5: 137,289,077 (GRCm39) G261D probably damaging Het
Adgrv1 T A 13: 81,561,291 (GRCm39) T5408S probably benign Het
Aff3 T C 1: 38,359,200 (GRCm39) N362D probably benign Het
Aff4 A G 11: 53,298,963 (GRCm39) N956S probably benign Het
Alg10b A G 15: 90,112,401 (GRCm39) E415G probably damaging Het
Ate1 T C 7: 130,069,022 (GRCm39) Y415C probably damaging Het
Cage1 T C 13: 38,207,005 (GRCm39) D280G probably benign Het
Catsperg1 G C 7: 28,909,912 (GRCm39) P72R probably benign Het
Cep290 A G 10: 100,377,665 (GRCm39) E1565G probably benign Het
Csmd1 T A 8: 16,048,832 (GRCm39) Y2290F probably benign Het
Cyp2c39 A T 19: 39,527,344 (GRCm39) H230L Het
Efhb A G 17: 53,769,644 (GRCm39) S222P probably benign Het
Emilin2 G A 17: 71,581,331 (GRCm39) T465M probably damaging Het
Ep400 A T 5: 110,849,635 (GRCm39) Y1431* probably null Het
Gm10912 T C 2: 103,897,053 (GRCm39) V64A possibly damaging Het
Gpat2 T C 2: 127,273,206 (GRCm39) S197P possibly damaging Het
Hc T C 2: 34,924,571 (GRCm39) Y452C probably damaging Het
Hectd4 T C 5: 121,487,097 (GRCm39) I3364T probably benign Het
Hjurp TCTGGGAGGGCTTGCTCCGGGGGCAGTGTGTCCTGTTCTTGTGCAGCCCCTGCT TCT 1: 88,194,000 (GRCm39) probably benign Het
Hmcn1 G A 1: 150,474,141 (GRCm39) T4767M probably benign Het
Hspa4l A G 3: 40,736,101 (GRCm39) D595G probably benign Het
Kdm1a G T 4: 136,329,739 (GRCm39) T53K unknown Het
Kirrel1 T C 3: 87,003,015 (GRCm39) D126G probably damaging Het
Kit T A 5: 75,810,305 (GRCm39) D822E probably damaging Het
Kiz C T 2: 146,705,740 (GRCm39) T100M probably benign Het
Kmt2a T A 9: 44,725,938 (GRCm39) K3663* probably null Het
Krt8 T A 15: 101,907,370 (GRCm39) I238F probably damaging Het
Ky C T 9: 102,419,405 (GRCm39) P471S Het
Lca5l T C 16: 95,960,998 (GRCm39) E493G probably damaging Het
Lrrc2 C T 9: 110,808,582 (GRCm39) T273I probably damaging Het
Mcoln2 T C 3: 145,869,303 (GRCm39) S31P probably benign Het
Mmp1a A G 9: 7,464,997 (GRCm39) D77G probably damaging Het
Mrgprb8 T A 7: 48,039,200 (GRCm39) C290* probably null Het
Nfe2l3 G T 6: 51,410,172 (GRCm39) A96S probably damaging Het
Notch2 A G 3: 98,011,854 (GRCm39) D624G probably damaging Het
Nup98 C A 7: 101,788,037 (GRCm39) R1011L probably benign Het
Nxt2 C T X: 141,020,747 (GRCm39) A118V possibly damaging Het
Or52n2 T A 7: 104,542,452 (GRCm39) I128F probably damaging Het
Or6c7 T C 10: 129,323,392 (GRCm39) V171A possibly damaging Het
Pcdh10 G A 3: 45,334,351 (GRCm39) A222T probably benign Het
Piezo1 G A 8: 123,227,002 (GRCm39) H420Y Het
Plcb1 T A 2: 135,182,615 (GRCm39) Y642N probably damaging Het
Ralgapa2 T A 2: 146,184,252 (GRCm39) H1538L probably benign Het
Raph1 A G 1: 60,558,137 (GRCm39) probably null Het
Rnf213 T C 11: 119,334,499 (GRCm39) F3237S Het
Sctr A G 1: 119,982,010 (GRCm39) D286G probably damaging Het
Smyd3 A G 1: 178,920,529 (GRCm39) S202P probably damaging Het
Ssh2 G A 11: 77,328,502 (GRCm39) G356E probably damaging Het
Stat3 A T 11: 100,784,492 (GRCm39) S629R probably benign Het
Stc2 A G 11: 31,317,847 (GRCm39) V58A probably damaging Het
Tcerg1l T A 7: 137,831,588 (GRCm39) D463V probably damaging Het
Tctn1 A G 5: 122,389,745 (GRCm39) V259A possibly damaging Het
Tmem248 A G 5: 130,260,851 (GRCm39) T139A probably benign Het
Trip12 G T 1: 84,771,881 (GRCm39) A89E possibly damaging Het
Vmn2r54 C T 7: 12,366,647 (GRCm39) V96I probably benign Het
Vmn2r79 C T 7: 86,650,681 (GRCm39) Q156* probably null Het
Zfp831 C A 2: 174,487,461 (GRCm39) T712N possibly damaging Het
Zfy1 A T Y: 726,033 (GRCm39) H577Q possibly damaging Het
Zscan4-ps2 T G 7: 11,251,679 (GRCm39) S238R 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
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
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'- CTAGGCAGAAGTAACCAGTCG -3'
(R):5'- ACCATATTGACTATGCCATTAGGG -3'

Sequencing Primer
(F):5'- GTAACCAGTCGGAAATTAACGTTCC -3'
(R):5'- ACTATGCCATTAGGGATTGTTATTTG -3'
Posted On 2022-10-17