Incidental Mutation 'R0116:Pik3ca'
ID 20779
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 038402-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R0116 (G1)
Quality Score 225
Status Validated (trace)
Chromosome 3
Chromosomal Location 32451203-32520256 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 32514094 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 860 (I860T)
Ref Sequence ENSEMBL: ENSMUSP00000103878 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000029201] [ENSMUST00000108242] [ENSMUST00000108243]
AlphaFold P42337
Predicted Effect probably damaging
Transcript: ENSMUST00000029201
AA Change: I860T

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000029201
Gene: ENSMUSG00000027665
AA Change: I860T

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 probably damaging
Transcript: ENSMUST00000108242
AA Change: I738T

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000103877
Gene: ENSMUSG00000027665
AA Change: I738T

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 probably damaging
Transcript: ENSMUST00000108243
AA Change: I860T

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000103878
Gene: ENSMUSG00000027665
AA Change: I860T

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 noncoding transcript
Transcript: ENSMUST00000192994
Predicted Effect noncoding transcript
Transcript: ENSMUST00000195230
Meta Mutation Damage Score 0.9278 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.4%
  • 10x: 96.7%
  • 20x: 94.2%
Validation Efficiency 94% (95/101)
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: 95 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4931406C07Rik A T 9: 15,202,066 (GRCm39) V152E probably damaging Het
Abca5 T G 11: 110,167,331 (GRCm39) E1495A probably damaging Het
Abcc12 G A 8: 87,261,627 (GRCm39) S668F probably benign Het
Adgrl4 A T 3: 151,223,247 (GRCm39) T608S probably benign Het
Angel2 G A 1: 190,673,187 (GRCm39) D255N probably benign Het
Apob T A 12: 8,039,113 (GRCm39) probably benign Het
Arfgef2 A T 2: 166,715,603 (GRCm39) R1349S probably damaging Het
Atp2b2 C T 6: 113,770,656 (GRCm39) V418I probably damaging Het
Birc6 C A 17: 74,930,741 (GRCm39) probably benign Het
Capn13 T A 17: 73,658,519 (GRCm39) Y183F probably damaging Het
Cngb1 A G 8: 95,987,266 (GRCm39) S352P probably damaging Het
Col6a3 A G 1: 90,741,273 (GRCm39) S720P probably damaging Het
Cpa4 C T 6: 30,579,657 (GRCm39) R155W probably damaging Het
Dapk1 A G 13: 60,908,914 (GRCm39) I1176V probably benign Het
Dnah17 T C 11: 117,949,132 (GRCm39) E2959G probably benign Het
Dnah7b T A 1: 46,252,520 (GRCm39) I1734N possibly damaging Het
Dnajb7 A G 15: 81,291,555 (GRCm39) Y261H probably benign Het
Dock2 T C 11: 34,579,392 (GRCm39) probably benign Het
Dyrk3 A T 1: 131,057,576 (GRCm39) V199E probably damaging Het
F2r G T 13: 95,740,994 (GRCm39) C180* probably null Het
F5 A G 1: 164,012,483 (GRCm39) S466G probably benign Het
Fbn2 A T 18: 58,235,445 (GRCm39) C677* probably null Het
Fbxo41 A G 6: 85,454,890 (GRCm39) S673P probably damaging Het
Fhad1 G T 4: 141,667,406 (GRCm39) H639N probably benign Het
Fmnl3 G C 15: 99,220,619 (GRCm39) probably benign Het
Foxa2 A G 2: 147,885,481 (GRCm39) S270P probably damaging Het
Fxyd7 C T 7: 30,746,793 (GRCm39) probably null Het
Gm5225 A G 17: 24,243,032 (GRCm39) D67G probably benign Het
Grik3 G A 4: 125,564,349 (GRCm39) E444K probably benign Het
Gsdma2 A G 11: 98,540,009 (GRCm39) K44E probably damaging Het
Haus1 T A 18: 77,849,770 (GRCm39) K130* probably null Het
Heg1 A G 16: 33,556,028 (GRCm39) probably benign Het
Hormad2 A G 11: 4,362,206 (GRCm39) probably benign Het
Hsd17b3 G A 13: 64,206,403 (GRCm39) R300C possibly damaging Het
Irf5 T C 6: 29,536,108 (GRCm39) F374S probably damaging Het
Itch A G 2: 155,059,903 (GRCm39) probably benign Het
Jade2 A T 11: 51,722,136 (GRCm39) L139Q probably damaging Het
Kif5c G A 2: 49,642,251 (GRCm39) probably benign Het
Lama1 T C 17: 68,083,918 (GRCm39) Y1387H probably benign Het
Larp4b A G 13: 9,220,724 (GRCm39) R658G probably damaging Het
Mcph1 C T 8: 18,838,264 (GRCm39) L729F probably benign Het
Me1 A T 9: 86,536,720 (GRCm39) N118K probably benign Het
Med13 A G 11: 86,210,723 (GRCm39) L473S probably damaging Het
Mgam T A 6: 40,635,921 (GRCm39) Y359N probably damaging Het
Morc2b A G 17: 33,356,015 (GRCm39) S586P probably damaging Het
Mthfr A G 4: 148,135,980 (GRCm39) D310G probably benign Het
Mtmr7 A T 8: 41,034,447 (GRCm39) probably benign Het
Mtus1 A G 8: 41,451,514 (GRCm39) probably benign Het
Mus81 G T 19: 5,536,552 (GRCm39) A138D probably damaging Het
Myom2 A T 8: 15,167,633 (GRCm39) I1073F probably damaging Het
Nhsl1 A T 10: 18,400,990 (GRCm39) K739* probably null Het
Nlrp4d T A 7: 10,108,818 (GRCm39) K762N probably benign Het
Nrap T C 19: 56,343,978 (GRCm39) Y724C probably damaging Het
Ogn A T 13: 49,774,514 (GRCm39) Y219F possibly damaging Het
Or6c212 T A 10: 129,558,846 (GRCm39) D189V probably damaging Het
Or8b56 T C 9: 38,739,860 (GRCm39) L291P probably damaging Het
Or8g30 A T 9: 39,230,160 (GRCm39) I250N probably damaging Het
Padi2 T C 4: 140,653,550 (GRCm39) V180A probably benign Het
Papss2 C T 19: 32,615,768 (GRCm39) R167* probably null Het
Pcbp2 T C 15: 102,382,670 (GRCm39) probably benign Het
Per1 T A 11: 68,992,706 (GRCm39) probably benign Het
Pkdrej G A 15: 85,701,746 (GRCm39) Q1397* probably null Het
Plce1 T C 19: 38,710,265 (GRCm39) V1133A probably benign Het
Pnma8a T G 7: 16,694,625 (GRCm39) V160G probably damaging Het
Prss12 T C 3: 123,276,423 (GRCm39) C351R probably damaging Het
Qprt A T 7: 126,708,269 (GRCm39) L54Q probably damaging Het
Raf1 C T 6: 115,603,344 (GRCm39) S165N probably damaging Het
Rere A G 4: 150,701,433 (GRCm39) N1271S probably benign Het
Rnasel T A 1: 153,630,258 (GRCm39) L258H probably damaging Het
Ryr2 T C 13: 11,724,807 (GRCm39) D2502G probably damaging Het
Ryr3 G A 2: 112,633,510 (GRCm39) S2081L probably damaging Het
Sc5d G T 9: 42,171,155 (GRCm39) Y11* probably null Het
Slc25a29 A C 12: 108,793,017 (GRCm39) L187R possibly damaging Het
Slc2a7 G A 4: 150,252,721 (GRCm39) V454M probably benign Het
Slco1b2 A T 6: 141,615,114 (GRCm39) T340S probably benign Het
Smarcc1 A G 9: 109,976,172 (GRCm39) N153S possibly damaging Het
Snx1 C A 9: 65,995,821 (GRCm39) E516* probably null Het
Sptlc2 T C 12: 87,403,454 (GRCm39) D115G probably benign Het
Stard9 A G 2: 120,464,736 (GRCm39) N67S probably damaging Het
Styxl2 A C 1: 165,927,270 (GRCm39) S781A probably benign Het
Swap70 G A 7: 109,872,489 (GRCm39) R368H probably benign Het
Tcaf3 T C 6: 42,568,284 (GRCm39) K691E probably benign Het
Tmco4 T C 4: 138,781,231 (GRCm39) F465S probably damaging Het
Tmem245 A G 4: 56,926,213 (GRCm39) S290P probably benign Het
Top2a T C 11: 98,894,416 (GRCm39) T972A probably benign Het
Tpr T A 1: 150,285,898 (GRCm39) S527R probably damaging Het
Traf2 T C 2: 25,409,621 (GRCm39) D443G probably damaging Het
Trim40 A T 17: 37,194,039 (GRCm39) probably null Het
Trim42 A T 9: 97,245,456 (GRCm39) I448N possibly damaging Het
Ttll9 G A 2: 152,825,054 (GRCm39) V78M probably damaging Het
Vav1 C T 17: 57,603,039 (GRCm39) L88F probably damaging Het
Vps13b A G 15: 35,423,301 (GRCm39) D207G probably damaging Het
Wdsub1 A G 2: 59,707,009 (GRCm39) probably null Het
Zfp799 A G 17: 33,040,009 (GRCm39) W85R possibly damaging Het
Zfp839 A T 12: 110,825,203 (GRCm39) probably benign 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
R0278:Pik3ca UTSW 3 32,493,902 (GRCm39) missense possibly damaging 0.60
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'- GTTTGAGATCGAGCAACAGAATGTGC -3'
(R):5'- GTCCACCAAAGCAATTCTTGTTCACTC -3'

Sequencing Primer
(F):5'- CATGCAAATGACTAAAGGGGAC -3'
(R):5'- GCAATTCTTGTTCACTCACAATAACC -3'
Posted On 2013-04-11