Incidental Mutation 'R4416:Pik3ca'
ID 326824
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 041137-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R4416 (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 32515679 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 784 (V784A)
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: V906A

PolyPhen 2 Score 0.977 (Sensitivity: 0.76; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000029201
Gene: ENSMUSG00000027665
AA Change: V906A

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: V784A

PolyPhen 2 Score 0.987 (Sensitivity: 0.73; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000103877
Gene: ENSMUSG00000027665
AA Change: V784A

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: V906A

PolyPhen 2 Score 0.977 (Sensitivity: 0.76; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000103878
Gene: ENSMUSG00000027665
AA Change: V906A

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: 99.2%
  • 3x: 98.5%
  • 10x: 97.1%
  • 20x: 95.0%
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: 45 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4933412E24Rik T A 15: 59,888,272 (GRCm39) E56V possibly damaging Het
Adam28 A G 14: 68,859,531 (GRCm39) probably null Het
Bnc1 G T 7: 81,618,708 (GRCm39) H786N probably benign Het
Cav1 T A 6: 17,339,248 (GRCm39) M100K probably benign Het
Cdk9 A G 2: 32,598,084 (GRCm39) L273P probably damaging Het
Celsr1 A G 15: 85,812,200 (GRCm39) V2065A probably damaging Het
Cyp2c54 T C 19: 40,026,703 (GRCm39) Q484R probably benign Het
Elfn1 T C 5: 139,957,949 (GRCm39) S318P possibly damaging Het
Fbxl6 T C 15: 76,421,924 (GRCm39) E205G possibly damaging Het
Fhip2a G T 19: 57,373,829 (GRCm39) probably null Het
Frmd6 T A 12: 70,924,023 (GRCm39) Y94N probably benign Het
Gdpd1 A T 11: 86,926,114 (GRCm39) V277D probably benign Het
Grik1 C A 16: 87,848,349 (GRCm39) V140L probably benign Het
Grpel1 A G 5: 36,628,616 (GRCm39) H175R probably damaging Het
Gtdc1 G T 2: 44,465,602 (GRCm39) probably null Het
Hivep2 A T 10: 14,004,914 (GRCm39) Q504L probably benign Het
Icos A T 1: 61,033,849 (GRCm39) I160L probably benign Het
Igsf9b G T 9: 27,234,213 (GRCm39) C442F probably damaging Het
Itga10 T C 3: 96,565,562 (GRCm39) V1062A possibly damaging Het
Lrp1b C T 2: 40,553,679 (GRCm39) V386I unknown Het
Lrp2 G T 2: 69,357,575 (GRCm39) F409L probably benign Het
Nadk T G 4: 155,672,183 (GRCm39) Y291* probably null Het
Nudt6 A T 3: 37,459,378 (GRCm39) probably null Het
Oit3 T C 10: 59,263,925 (GRCm39) Y403C probably damaging Het
Or2ag1b G A 7: 106,288,218 (GRCm39) T240I probably benign Het
Or6c70 T C 10: 129,709,826 (GRCm39) T267A probably benign Het
Or8d6 A G 9: 39,853,724 (GRCm39) H56R probably damaging Het
Pasd1 G A X: 70,983,225 (GRCm39) C399Y possibly damaging Het
Pds5b C T 5: 150,659,861 (GRCm39) P275S probably damaging Het
Pdzd7 T A 19: 45,029,019 (GRCm39) E117V probably damaging Het
Polr3e T C 7: 120,538,280 (GRCm39) probably null Het
Rab3gap2 A T 1: 185,014,544 (GRCm39) D1231V probably benign Het
Rapgef2 C A 3: 78,976,364 (GRCm39) G1481* probably null Het
Rho G A 6: 115,912,191 (GRCm39) V76I probably benign Het
Rrm1 A G 7: 102,097,008 (GRCm39) D96G probably benign Het
Slc35b2 G A 17: 45,877,355 (GRCm39) V161M probably benign Het
Spmip6 T C 4: 41,505,574 (GRCm39) T183A possibly damaging Het
Srp9 A T 1: 181,958,976 (GRCm39) M50L probably benign Het
Stox1 T C 10: 62,495,348 (GRCm39) N975S probably benign Het
Sult1d1 A G 5: 87,706,435 (GRCm39) F169S probably damaging Het
Tmem63c C G 12: 87,128,676 (GRCm39) T567R probably benign Het
Tmf1 G T 6: 97,155,949 (GRCm39) F12L probably damaging Het
Ush2a T C 1: 188,089,071 (GRCm39) I342T probably damaging Het
Veph1 A T 3: 65,968,606 (GRCm39) N712K probably damaging Het
Vti1a T G 19: 55,369,380 (GRCm39) S91A 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
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
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'- AACTTCTCGGCTCTTCAGACATAC -3'
(R):5'- GCACACGTTCCCGCTTATAG -3'

Sequencing Primer
(F):5'- CTCCGTTTCCATAGCACATA -3'
(R):5'- TCTTGTGATCCAAAAAGTGCCC -3'
Posted On 2015-07-07