Incidental Mutation 'R6249:Pik3ca'
ID 505829
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
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R6249 (G1)
Quality Score 225.009
Status Not validated
Chromosome 3
Chromosomal Location 32451203-32520256 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 32515712 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Histidine to Leucine at position 795 (H795L)
Ref Sequence ENSEMBL: ENSMUSP00000103877 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000029201] [ENSMUST00000108242] [ENSMUST00000108243]
AlphaFold P42337
Predicted Effect probably damaging
Transcript: ENSMUST00000029201
AA Change: H917L

PolyPhen 2 Score 0.991 (Sensitivity: 0.71; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000029201
Gene: ENSMUSG00000027665
AA Change: H917L

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: H795L

PolyPhen 2 Score 0.995 (Sensitivity: 0.68; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000103877
Gene: ENSMUSG00000027665
AA Change: H795L

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: H917L

PolyPhen 2 Score 0.991 (Sensitivity: 0.71; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000103878
Gene: ENSMUSG00000027665
AA Change: H917L

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: ENSMUST00000195230
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.7%
  • 10x: 98.5%
  • 20x: 95.8%
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: 66 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1110004F10Rik A T 7: 115,702,505 (GRCm39) S90C probably damaging Het
Abca9 T C 11: 110,036,453 (GRCm39) D552G probably benign Het
Adgrb3 A G 1: 25,471,639 (GRCm39) L502P probably damaging Het
Agmo T C 12: 37,293,837 (GRCm39) probably null Het
Ank3 A G 10: 69,658,906 (GRCm39) probably null Het
Apol11b G T 15: 77,519,537 (GRCm39) T181K probably benign Het
Arap2 G T 5: 62,803,536 (GRCm39) H1244N probably damaging Het
Arid1b A T 17: 5,329,636 (GRCm39) M838L possibly damaging Het
Aste1 G A 9: 105,273,816 (GRCm39) V19I probably benign Het
B3gnt3 A T 8: 72,145,306 (GRCm39) M354K probably damaging Het
Calcr A T 6: 3,692,711 (GRCm39) M381K possibly damaging Het
Ccdc63 A C 5: 122,263,062 (GRCm39) L160W probably benign Het
Cerkl A G 2: 79,199,122 (GRCm39) L156P probably damaging Het
Csnk2a1-ps3 A G 1: 156,352,800 (GRCm39) M334V probably benign Het
Dab1 C T 4: 104,588,948 (GRCm39) A524V probably benign Het
Ddb1 C A 19: 10,583,084 (GRCm39) Y5* probably null Het
Fignl2 T C 15: 100,952,060 (GRCm39) E74G possibly damaging Het
Glb1l2 C T 9: 26,676,850 (GRCm39) probably benign Het
Gm16503 A G 4: 147,625,508 (GRCm39) M1V probably null Het
Gm2696 A C 10: 77,630,646 (GRCm39) probably benign Het
Gm45844 A G 7: 7,243,092 (GRCm39) S20P probably benign Het
Gm7579 C T 7: 141,765,743 (GRCm39) P50S unknown Het
Idh1 A G 1: 65,205,378 (GRCm39) S196P probably damaging Het
Il1rap T C 16: 26,511,598 (GRCm39) V214A possibly damaging Het
Kctd17 C G 15: 78,314,239 (GRCm39) probably null Het
Lama1 G T 17: 68,105,599 (GRCm39) V2036L probably benign Het
Lars1 G T 18: 42,390,271 (GRCm39) probably null Het
Mdn1 T A 4: 32,708,484 (GRCm39) V1670E possibly damaging Het
Mtmr7 A T 8: 41,034,524 (GRCm39) I266N probably damaging Het
Ncapd3 GGCTGCTGCTGCTGCTGCTGCTG GGCTGCTGCTGCTGCTGCTG 9: 26,999,349 (GRCm39) probably benign Het
Nckap5 T C 1: 125,952,667 (GRCm39) E1295G probably benign Het
Nrxn3 T A 12: 89,221,448 (GRCm39) V409D probably damaging Het
Or13p3 A G 4: 118,566,910 (GRCm39) Y102C probably damaging Het
Or2a5 G T 6: 42,874,238 (GRCm39) L284F probably damaging Het
Or2aj4 T A 16: 19,384,725 (GRCm39) N303Y probably damaging Het
Or51q1 A T 7: 103,628,818 (GRCm39) S140C possibly damaging Het
Or5h22 T C 16: 58,894,795 (GRCm39) Y216C probably damaging Het
Or8b44 T G 9: 38,410,880 (GRCm39) I305R unknown Het
Pcdha4 T A 18: 37,086,729 (GRCm39) V304E probably damaging Het
Pde6c T C 19: 38,147,008 (GRCm39) probably null Het
Pebp4 A T 14: 70,297,099 (GRCm39) T213S possibly damaging Het
Phf2 C A 13: 48,959,348 (GRCm39) R886L unknown Het
Pisd G T 5: 32,896,188 (GRCm39) T379N probably damaging Het
Pld2 T C 11: 70,446,196 (GRCm39) L732P probably damaging Het
Pskh1 A G 8: 106,639,617 (GRCm39) D99G possibly damaging Het
Rest A G 5: 77,429,071 (GRCm39) T497A probably benign Het
Rps24 C T 14: 24,543,530 (GRCm39) T108M possibly damaging Het
Rtel1 C T 2: 180,993,475 (GRCm39) R566C probably damaging Het
Scyl2 A G 10: 89,493,719 (GRCm39) S350P possibly damaging Het
Slc38a7 G T 8: 96,564,302 (GRCm39) probably null Het
Sox5 A G 6: 143,779,009 (GRCm39) I674T probably benign Het
Spata31f1a A T 4: 42,850,528 (GRCm39) W543R probably benign Het
Surf4 C A 2: 26,816,899 (GRCm39) E39D probably damaging Het
Tas2r144 T A 6: 42,192,291 (GRCm39) Y10* probably null Het
Thbs4 C T 13: 92,911,215 (GRCm39) G323R probably damaging Het
Top2b A G 14: 16,399,006 (GRCm38) Y542C probably damaging Het
Trim61 A G 8: 65,467,108 (GRCm39) V51A probably benign Het
Tyrp1 T A 4: 80,769,009 (GRCm39) I501N possibly damaging Het
U2surp C T 9: 95,382,869 (GRCm39) D32N probably benign Het
Ush1c T C 7: 45,864,383 (GRCm39) Y411C probably damaging Het
Vwa7 G A 17: 35,242,365 (GRCm39) V490I probably benign Het
Xylt1 G T 7: 117,266,528 (GRCm39) A849S probably benign Het
Ythdc1 T A 5: 86,979,815 (GRCm39) N599K possibly damaging Het
Zbtb38 T A 9: 96,568,045 (GRCm39) Y1013F probably damaging Het
Zfp709 TCGACG TCG 8: 72,644,552 (GRCm39) probably benign Het
Zswim9 T C 7: 12,994,903 (GRCm39) S418G 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
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
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'- AACTTCTCGGCTCTTCAGACATAC -3'
(R):5'- CACACGTTCCCGCTTATAGC -3'

Sequencing Primer
(F):5'- TCCTGATATTAATGAGAAATGTCAGC -3'
(R):5'- GTGATCCAAAAAGTGCCC -3'
Posted On 2018-02-28