Incidental Mutation 'R0278:Pik3ca'
ID 24450
Institutional Source Beutler Lab
Gene Symbol Pik3ca
Ensembl Gene ENSMUSG00000027665
Gene Name phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit alpha
Synonyms 6330412C24Rik, caPI3K, p110alpha
MMRRC Submission 038500-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R0278 (G1)
Quality Score 225
Status Not validated
Chromosome 3
Chromosomal Location 32451203-32520256 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 32493902 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Threonine at position 288 (M288T)
Ref Sequence ENSEMBL: ENSMUSP00000103878 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000029201] [ENSMUST00000108242] [ENSMUST00000108243]
AlphaFold P42337
Predicted Effect possibly damaging
Transcript: ENSMUST00000029201
AA Change: M288T

PolyPhen 2 Score 0.595 (Sensitivity: 0.87; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000029201
Gene: ENSMUSG00000027665
AA Change: M288T

DomainStartEndE-ValueType
PI3K_p85B 31 108 3.03e-46 SMART
PI3K_rbd 173 292 5e-47 SMART
PI3K_C2 322 425 2.39e-35 SMART
C2 333 441 3.95e-1 SMART
PI3Ka 518 704 8.35e-99 SMART
Blast:PI3Kc 733 766 1e-11 BLAST
PI3Kc 798 1065 8.82e-130 SMART
Predicted Effect possibly damaging
Transcript: ENSMUST00000108242
AA Change: M166T

PolyPhen 2 Score 0.595 (Sensitivity: 0.87; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000103877
Gene: ENSMUSG00000027665
AA Change: M166T

DomainStartEndE-ValueType
PI3K_rbd 51 170 5e-47 SMART
PI3K_C2 200 303 2.39e-35 SMART
C2 211 319 3.95e-1 SMART
PI3Ka 396 582 8.35e-99 SMART
Blast:PI3Kc 611 644 1e-11 BLAST
PI3Kc 676 943 8.82e-130 SMART
Predicted Effect possibly damaging
Transcript: ENSMUST00000108243
AA Change: M288T

PolyPhen 2 Score 0.595 (Sensitivity: 0.87; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000103878
Gene: ENSMUSG00000027665
AA Change: M288T

DomainStartEndE-ValueType
PI3K_p85B 31 108 3.03e-46 SMART
PI3K_rbd 173 292 5e-47 SMART
PI3K_C2 322 425 2.39e-35 SMART
C2 333 441 3.95e-1 SMART
PI3Ka 518 704 8.35e-99 SMART
Blast:PI3Kc 733 766 1e-11 BLAST
PI3Kc 798 1065 8.82e-130 SMART
Coding Region Coverage
  • 1x: 98.8%
  • 3x: 97.8%
  • 10x: 95.4%
  • 20x: 90.7%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Phosphatidylinositol 3-kinase is composed of an 85 kDa regulatory subunit and a 110 kDa catalytic subunit. The protein encoded by this gene represents the catalytic subunit, which uses ATP to phosphorylate PtdIns, PtdIns4P and PtdIns(4,5)P2. This gene has been found to be oncogenic and has been implicated in cervical cancers. A pseudogene of this gene has been defined on chromosome 22. [provided by RefSeq, Apr 2016]
PHENOTYPE: Homozygous null or knock-in mutations of this gene lead to embryonic death associated with growth retardation, vascular defects and hemorrhage. Surviving mice homozygous for a knock-in allele show impaired lymphangiogenesis, ascites, reduced weight, and resistance to Ras-driven skin tumorigenesis. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 63 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca13 T A 11: 9,328,215 (GRCm39) S3429R probably damaging Het
Abca3 A G 17: 24,600,894 (GRCm39) D436G probably benign Het
Acacb C A 5: 114,371,320 (GRCm39) Y1816* probably null Het
Acer3 T C 7: 97,910,804 (GRCm39) Y86C probably damaging Het
Adgre1 A G 17: 57,754,872 (GRCm39) I657V probably benign Het
Akap1 A G 11: 88,736,020 (GRCm39) V214A probably benign Het
Ankrd42 T C 7: 92,280,865 (GRCm39) R22G possibly damaging Het
Apc2 C T 10: 80,148,647 (GRCm39) P1234S possibly damaging Het
Atp13a4 A G 16: 29,273,652 (GRCm39) I441T probably damaging Het
Cenpu G A 8: 47,031,344 (GRCm39) A242T probably damaging Het
Col6a6 A T 9: 105,644,487 (GRCm39) V1267E possibly damaging Het
Crhr2 T C 6: 55,094,516 (GRCm39) T58A probably benign Het
Ddx6 T G 9: 44,542,722 (GRCm39) C385G probably damaging Het
Dnah7a A T 1: 53,543,305 (GRCm39) N2288K probably benign Het
Egfl8 A T 17: 34,833,342 (GRCm39) probably null Het
Elmo2 A T 2: 165,139,287 (GRCm39) I420N probably damaging Het
Elovl4 A G 9: 83,665,248 (GRCm39) F113L probably benign Het
Fancd2 T A 6: 113,525,409 (GRCm39) probably null Het
Fbxl13 A G 5: 21,728,908 (GRCm39) V456A probably benign Het
Fgfr2 A T 7: 129,863,592 (GRCm39) probably null Het
Fkbpl A T 17: 34,864,384 (GRCm39) R51* probably null Het
Fn3krp G A 11: 121,312,406 (GRCm39) V40M probably damaging Het
Fnip1 A G 11: 54,380,169 (GRCm39) probably null Het
Gm15446 A T 5: 110,091,281 (GRCm39) Q511L probably benign Het
Gm7334 A G 17: 51,006,289 (GRCm39) K192E probably damaging Het
H2-Q10 A T 17: 35,784,204 (GRCm39) T282S possibly damaging Het
Hspa9 A G 18: 35,073,963 (GRCm39) V482A possibly damaging Het
Ica1l A T 1: 60,053,155 (GRCm39) S128T probably benign Het
Il7r A T 15: 9,516,423 (GRCm39) I126K probably damaging Het
Kcnj8 T C 6: 142,516,074 (GRCm39) E11G probably benign Het
Klkb1 A C 8: 45,725,446 (GRCm39) F498V probably benign Het
Lama1 A G 17: 68,117,178 (GRCm39) E2491G probably null Het
Lhfpl2 T C 13: 94,310,943 (GRCm39) V71A probably benign Het
Lin9 T C 1: 180,493,488 (GRCm39) I198T probably damaging Het
Lrrc7 T A 3: 157,885,432 (GRCm39) M431L possibly damaging Het
Nmt2 A G 2: 3,326,424 (GRCm39) T519A probably benign Het
Or10w1 C A 19: 13,632,128 (GRCm39) L112I probably damaging Het
Or10w1 T A 19: 13,632,129 (GRCm39) L112H probably damaging Het
Or1d2 T C 11: 74,256,028 (GRCm39) F178L probably damaging Het
Or4a74 A T 2: 89,440,107 (GRCm39) L113Q probably damaging Het
Or4a74 G T 2: 89,440,108 (GRCm39) L113M probably damaging Het
Or5al7 A T 2: 85,992,923 (GRCm39) Y123* probably null Het
Or7h8 G T 9: 20,124,182 (GRCm39) C179F probably damaging Het
Parp4 A G 14: 56,844,980 (GRCm39) R624G probably damaging Het
Pex16 C T 2: 92,211,401 (GRCm39) P325S probably damaging Het
Pla2g5 C T 4: 138,527,967 (GRCm39) D100N probably benign Het
Prss43 T A 9: 110,656,430 (GRCm39) M39K probably benign Het
Psd4 T C 2: 24,284,450 (GRCm39) S105P probably damaging Het
Ptprz1 T A 6: 23,000,816 (GRCm39) S969T probably benign Het
Rad23b T A 4: 55,383,575 (GRCm39) probably null Het
Rif1 GCCACCA GCCA 2: 52,000,336 (GRCm39) probably benign Het
Rpl10l A G 12: 66,331,130 (GRCm39) M1T probably null Het
Sec16a A G 2: 26,318,328 (GRCm39) S1588P probably damaging Het
Sh3rf1 A T 8: 61,827,052 (GRCm39) H602L probably damaging Het
Sparcl1 A T 5: 104,236,263 (GRCm39) S497T probably benign Het
Spata13 A G 14: 60,929,537 (GRCm39) Y365C probably benign Het
Trim5 T C 7: 103,928,882 (GRCm39) N20D probably benign Het
Vmn1r201 G T 13: 22,659,194 (GRCm39) W136L probably damaging Het
Vmn2r112 A G 17: 22,821,987 (GRCm39) I222V probably benign Het
Vmn2r56 A T 7: 12,449,644 (GRCm39) V198D probably damaging Het
Wapl A G 14: 34,414,569 (GRCm39) D477G possibly damaging Het
Zfp202 C A 9: 40,119,778 (GRCm39) H194N probably benign Het
Zfp212 C T 6: 47,903,453 (GRCm39) R13W probably damaging Het
Other mutations in Pik3ca
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01284:Pik3ca APN 3 32,516,733 (GRCm39) missense probably damaging 1.00
IGL01894:Pik3ca APN 3 32,504,175 (GRCm39) missense possibly damaging 0.91
IGL03118:Pik3ca APN 3 32,514,084 (GRCm39) missense probably damaging 1.00
IGL03184:Pik3ca APN 3 32,494,035 (GRCm39) missense probably benign 0.27
IGL03401:Pik3ca APN 3 32,491,963 (GRCm39) splice site probably null
Interrupted UTSW 3 32,492,211 (GRCm39) missense probably damaging 1.00
Lilfella UTSW 3 32,508,569 (GRCm39) missense probably damaging 1.00
Peninsular UTSW 3 32,516,970 (GRCm39) missense probably benign 0.38
Severed UTSW 3 32,492,076 (GRCm39) missense possibly damaging 0.65
R0084:Pik3ca UTSW 3 32,516,937 (GRCm39) missense possibly damaging 0.78
R0116:Pik3ca UTSW 3 32,514,094 (GRCm39) missense probably damaging 1.00
R0513:Pik3ca UTSW 3 32,515,660 (GRCm39) missense probably damaging 1.00
R0543:Pik3ca UTSW 3 32,504,410 (GRCm39) critical splice acceptor site probably null
R0622:Pik3ca UTSW 3 32,490,701 (GRCm39) missense probably damaging 1.00
R0630:Pik3ca UTSW 3 32,504,176 (GRCm39) missense possibly damaging 0.91
R1193:Pik3ca UTSW 3 32,510,242 (GRCm39) missense probably damaging 0.99
R1292:Pik3ca UTSW 3 32,508,569 (GRCm39) missense probably damaging 1.00
R1464:Pik3ca UTSW 3 32,515,990 (GRCm39) missense probably damaging 1.00
R1464:Pik3ca UTSW 3 32,515,990 (GRCm39) missense probably damaging 1.00
R1869:Pik3ca UTSW 3 32,504,499 (GRCm39) missense probably damaging 0.99
R1962:Pik3ca UTSW 3 32,498,016 (GRCm39) missense probably benign 0.27
R1969:Pik3ca UTSW 3 32,505,903 (GRCm39) critical splice acceptor site probably null
R2006:Pik3ca UTSW 3 32,504,206 (GRCm39) missense probably damaging 1.00
R2264:Pik3ca UTSW 3 32,492,076 (GRCm39) missense possibly damaging 0.65
R2366:Pik3ca UTSW 3 32,516,943 (GRCm39) nonsense probably null
R2680:Pik3ca UTSW 3 32,498,034 (GRCm39) missense probably benign 0.00
R2680:Pik3ca UTSW 3 32,490,697 (GRCm39) nonsense probably null
R3001:Pik3ca UTSW 3 32,516,946 (GRCm39) missense probably damaging 1.00
R3002:Pik3ca UTSW 3 32,516,946 (GRCm39) missense probably damaging 1.00
R4303:Pik3ca UTSW 3 32,494,084 (GRCm39) nonsense probably null
R4416:Pik3ca UTSW 3 32,515,679 (GRCm39) missense probably damaging 0.99
R4758:Pik3ca UTSW 3 32,492,127 (GRCm39) missense probably benign 0.20
R4822:Pik3ca UTSW 3 32,492,131 (GRCm39) missense probably benign 0.04
R4856:Pik3ca UTSW 3 32,491,312 (GRCm39) missense probably damaging 1.00
R4886:Pik3ca UTSW 3 32,491,312 (GRCm39) missense probably damaging 1.00
R5297:Pik3ca UTSW 3 32,504,202 (GRCm39) missense probably damaging 1.00
R5636:Pik3ca UTSW 3 32,515,709 (GRCm39) missense probably damaging 1.00
R5663:Pik3ca UTSW 3 32,516,928 (GRCm39) missense probably damaging 1.00
R6249:Pik3ca UTSW 3 32,515,712 (GRCm39) missense probably damaging 1.00
R6264:Pik3ca UTSW 3 32,494,863 (GRCm39) critical splice donor site probably null
R6347:Pik3ca UTSW 3 32,516,970 (GRCm39) missense probably benign 0.38
R6538:Pik3ca UTSW 3 32,493,853 (GRCm39) missense probably damaging 1.00
R7020:Pik3ca UTSW 3 32,490,428 (GRCm39) missense probably damaging 0.97
R7720:Pik3ca UTSW 3 32,490,367 (GRCm39) missense probably damaging 1.00
R7864:Pik3ca UTSW 3 32,497,762 (GRCm39) nonsense probably null
R8218:Pik3ca UTSW 3 32,491,996 (GRCm39) missense possibly damaging 0.74
R8478:Pik3ca UTSW 3 32,505,997 (GRCm39) missense probably benign
R9100:Pik3ca UTSW 3 32,514,168 (GRCm39) missense probably damaging 1.00
R9169:Pik3ca UTSW 3 32,503,755 (GRCm39) critical splice donor site probably null
R9255:Pik3ca UTSW 3 32,496,981 (GRCm39) critical splice donor site probably null
R9267:Pik3ca UTSW 3 32,492,211 (GRCm39) missense probably damaging 1.00
R9278:Pik3ca UTSW 3 32,508,587 (GRCm39) missense probably damaging 1.00
R9501:Pik3ca UTSW 3 32,504,062 (GRCm39) missense probably damaging 1.00
R9555:Pik3ca UTSW 3 32,505,916 (GRCm39) missense probably damaging 1.00
Z1177:Pik3ca UTSW 3 32,492,116 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TCAGGCTTACCAAAGGAAGCTGC -3'
(R):5'- AGCAAACCTCAGCATTGGCCTTAC -3'

Sequencing Primer
(F):5'- ACAGCTACTATCAAGTGTGGTC -3'
(R):5'- GCATTGGCCTTACCTTATCAATGTC -3'
Posted On 2013-04-16