Incidental Mutation 'R5117:Pik3r1'
ID 392702
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 042705-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R5117 (G1)
Quality Score 225
Status Validated
Chromosome 13
Chromosomal Location 101817269-101904725 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 101828744 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Isoleucine at position 18 (T18I)
Ref Sequence ENSEMBL: ENSMUSP00000047004 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000035532] [ENSMUST00000055518] [ENSMUST00000185795] [ENSMUST00000187009]
AlphaFold P26450
Predicted Effect probably benign
Transcript: ENSMUST00000035532
AA Change: T18I

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000047004
Gene: ENSMUSG00000041417
AA Change: T18I

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
Predicted Effect noncoding transcript
Transcript: ENSMUST00000190171
Meta Mutation Damage Score 0.1344 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.3%
  • 10x: 96.3%
  • 20x: 92.5%
Validation Efficiency 100% (67/67)
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: 61 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2010315B03Rik G A 9: 124,055,715 (GRCm39) T403I probably benign Het
4921509C19Rik T C 2: 151,314,460 (GRCm39) E406G probably benign Het
Abca8b T C 11: 109,857,629 (GRCm39) E641G probably damaging Het
Agrn T C 4: 156,270,010 (GRCm39) N49S probably benign Het
Cacna1b A G 2: 24,622,340 (GRCm39) S215P probably damaging Het
Cacna1g T A 11: 94,323,329 (GRCm39) I1292F probably damaging Het
Card14 T A 11: 119,229,076 (GRCm39) I662N probably damaging Het
Cep135 A G 5: 76,779,276 (GRCm39) K762R probably benign Het
Ces1b A G 8: 93,799,837 (GRCm39) probably null Het
Erich6 T G 3: 58,530,626 (GRCm39) I448L probably benign Het
Fads3 T G 19: 10,019,322 (GRCm39) probably null Het
Fam234a A G 17: 26,432,512 (GRCm39) F546L probably benign Het
Fbxl9 T A 8: 106,039,492 (GRCm39) R595* probably null Het
Gm10717 T C 9: 3,025,625 (GRCm39) L70S probably benign Het
Gm11787 G T 4: 3,509,524 (GRCm39) noncoding transcript Het
Gm5519 A G 19: 33,802,471 (GRCm39) *171W probably null Het
Grid2 T C 6: 63,233,917 (GRCm39) I26T probably benign Het
Hmcn2 T G 2: 31,348,061 (GRCm39) C4902W possibly damaging Het
Hsp90aa1 T C 12: 110,661,698 (GRCm39) N106S possibly damaging Het
Il18 A T 9: 50,492,809 (GRCm39) N125I possibly damaging Het
Ints9 G T 14: 65,230,540 (GRCm39) E156* probably null Het
Kalrn T C 16: 33,853,971 (GRCm39) probably null Het
Klkb1 A T 8: 45,742,149 (GRCm39) D43E possibly damaging Het
Lipo3 A T 19: 33,536,952 (GRCm39) M256K probably benign Het
Mapk6 C A 9: 75,305,017 (GRCm39) M133I possibly damaging Het
Med21 T A 6: 146,548,781 (GRCm39) probably benign Het
Myrf T A 19: 10,189,857 (GRCm39) E984V probably damaging Het
Naga A C 15: 82,221,657 (GRCm39) M28R probably damaging Het
Nphp4 T G 4: 152,608,689 (GRCm39) probably null Het
Nr1h4 T C 10: 89,314,284 (GRCm39) N295D probably damaging Het
Or10j27 T C 1: 172,958,484 (GRCm39) Q100R possibly damaging Het
Or13n4 A T 7: 106,422,869 (GRCm39) I288N probably damaging Het
Or55b3 T C 7: 102,126,709 (GRCm39) M123V probably damaging Het
Parp9 C A 16: 35,792,202 (GRCm39) probably null Het
Pax4 T C 6: 28,446,278 (GRCm39) I72V probably benign Het
Pcdh7 A G 5: 57,879,090 (GRCm39) I542V probably benign Het
Pcdhgb7 C T 18: 37,885,939 (GRCm39) R370W probably damaging Het
Ppara A G 15: 85,661,962 (GRCm39) I68V probably benign Het
Ptch2 T A 4: 116,963,146 (GRCm39) I211N probably damaging Het
Senp6 G A 9: 80,038,028 (GRCm39) V715M probably damaging Het
Serf2 C T 2: 121,281,184 (GRCm39) P41L possibly damaging Het
Serpina12 T C 12: 104,004,009 (GRCm39) I208V possibly damaging Het
Serpinf2 T C 11: 75,323,326 (GRCm39) D460G probably benign Het
Sh3d21 T C 4: 126,045,665 (GRCm39) E338G probably damaging Het
Slc7a11 T C 3: 50,333,599 (GRCm39) D384G probably damaging Het
Snx15 A G 19: 6,174,181 (GRCm39) probably null Het
Supt16 A G 14: 52,420,549 (GRCm39) F84L probably damaging Het
Tamalin A G 15: 101,128,418 (GRCm39) D152G probably damaging Het
Thoc2l A G 5: 104,668,121 (GRCm39) Y881C probably damaging Het
Tm9sf2 C A 14: 122,380,913 (GRCm39) Q169K probably benign Het
Trim56 A T 5: 137,142,832 (GRCm39) V228E probably benign Het
Triqk T A 4: 12,980,390 (GRCm39) probably null Het
Ttc21a T A 9: 119,795,631 (GRCm39) I1155N possibly damaging Het
Ube3b T G 5: 114,557,692 (GRCm39) Y1059D probably damaging Het
Vmn2r14 T C 5: 109,363,961 (GRCm39) T652A probably benign Het
Wdr4 A G 17: 31,718,798 (GRCm39) V304A probably benign Het
Wwp2 T C 8: 108,280,694 (GRCm39) S646P possibly damaging Het
Zfand5 T A 19: 21,257,009 (GRCm39) S130T probably benign Het
Zfp599 A T 9: 22,161,396 (GRCm39) Y256* probably null Het
Zfp703 C T 8: 27,469,233 (GRCm39) P299L probably damaging Het
Zfyve16 T A 13: 92,642,197 (GRCm39) I1209L 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
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'- CTACAGGCAGGCAAAGAGTC -3'
(R):5'- AATAGGTTACAGTGCGGGC -3'

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