Incidental Mutation 'R4303:Pik3ca'
ID 322484
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 041090-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R4303 (G1)
Quality Score 225
Status Validated
Chromosome 3
Chromosomal Location 32451203-32520256 bp(+) (GRCm39)
Type of Mutation nonsense
DNA Base Change (assembly) C to T at 32494084 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Stop codon at position 349 (R349*)
Ref Sequence ENSEMBL: ENSMUSP00000103878 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000029201] [ENSMUST00000108242] [ENSMUST00000108243]
AlphaFold P42337
Predicted Effect probably null
Transcript: ENSMUST00000029201
AA Change: R349*
SMART Domains Protein: ENSMUSP00000029201
Gene: ENSMUSG00000027665
AA Change: R349*

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 null
Transcript: ENSMUST00000108242
AA Change: R227*
SMART Domains Protein: ENSMUSP00000103877
Gene: ENSMUSG00000027665
AA Change: R227*

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 null
Transcript: ENSMUST00000108243
AA Change: R349*
SMART Domains Protein: ENSMUSP00000103878
Gene: ENSMUSG00000027665
AA Change: R349*

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
Meta Mutation Damage Score 0.9755 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.8%
  • 10x: 97.6%
  • 20x: 96.1%
Validation Efficiency 98% (44/45)
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: 43 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcb8 T C 5: 24,606,055 (GRCm39) S247P probably damaging Het
Atg4b A G 1: 93,695,984 (GRCm39) E41G probably benign Het
Bckdk T C 7: 127,504,502 (GRCm39) probably benign Het
Cacna2d1 A G 5: 16,507,246 (GRCm39) probably null Het
Chaf1a A G 17: 56,351,068 (GRCm39) D16G unknown Het
Defb12 A G 8: 19,162,737 (GRCm39) I65T probably benign Het
Dnah7c T C 1: 46,787,738 (GRCm39) Y3264H probably damaging Het
Ehhadh C A 16: 21,581,602 (GRCm39) K463N probably damaging Het
Ehmt2 G A 17: 35,127,724 (GRCm39) R901Q possibly damaging Het
Entrep1 G A 19: 23,952,993 (GRCm39) A439V probably damaging Het
Entrep1 C T 19: 23,953,002 (GRCm39) S436N probably damaging Het
Ern2 T C 7: 121,777,069 (GRCm39) probably null Het
Esp6 A G 17: 40,876,035 (GRCm39) T28A possibly damaging Het
Gm17333 A C 16: 77,649,767 (GRCm39) noncoding transcript Het
Heatr5a T C 12: 52,003,008 (GRCm39) T165A probably benign Het
Hoxa5 T C 6: 52,181,240 (GRCm39) S31G probably benign Het
Ift80 A G 3: 68,801,507 (GRCm39) I744T probably benign Het
Kalrn T C 16: 34,055,761 (GRCm39) K853E probably damaging Het
Krt36 A T 11: 99,994,239 (GRCm39) D279E possibly damaging Het
Map3k11 T A 19: 5,740,852 (GRCm39) V193E probably damaging Het
Mrgpra4 T A 7: 47,630,684 (GRCm39) M306L probably benign Het
Myo1a A G 10: 127,549,602 (GRCm39) T428A probably benign Het
Nuggc A G 14: 65,848,621 (GRCm39) H174R possibly damaging Het
Or14c40 G A 7: 86,313,163 (GRCm39) V98M probably benign Het
Or1e29 A T 11: 73,667,664 (GRCm39) M163K possibly damaging Het
Pigr G A 1: 130,769,554 (GRCm39) D122N probably benign Het
Rfxank T C 8: 70,588,862 (GRCm39) D89G probably damaging Het
Rsf1 CGGCGGCGG CGGCGGCGGTGGCGGCGG 7: 97,229,127 (GRCm39) probably benign Het
Serpina1a A G 12: 103,820,934 (GRCm39) L348P probably damaging Het
Shank1 A G 7: 43,991,898 (GRCm39) Y701C unknown Het
Six4 G T 12: 73,159,314 (GRCm39) D207E possibly damaging Het
Slco3a1 G T 7: 74,204,276 (GRCm39) D21E probably benign Het
Sox6 C T 7: 115,143,704 (GRCm39) probably null Het
Spta1 A G 1: 174,007,418 (GRCm39) N216S probably damaging Het
Stard13 T C 5: 150,986,334 (GRCm39) N392S possibly damaging Het
Tax1bp1 T C 6: 52,704,263 (GRCm39) V81A possibly damaging Het
Trim29 G T 9: 43,222,419 (GRCm39) V83L probably damaging Het
Vmn1r90 C T 7: 14,295,495 (GRCm39) W201* probably null Het
Wdr31 T A 4: 62,378,626 (GRCm39) N7I probably damaging Het
Ypel4 A G 2: 84,567,151 (GRCm39) probably benign Het
Zfp39 T C 11: 58,780,843 (GRCm39) K640E probably damaging Het
Zfp579 A G 7: 4,996,072 (GRCm39) probably benign Het
Zfp974 C A 7: 27,609,657 (GRCm39) K689N possibly 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
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'- TATAATGCTGGGGAGGATGCC -3'
(R):5'- AGGGAAGGCAGGTATACCTC -3'

Sequencing Primer
(F):5'- ATGCCCAACTTGATGCTGATG -3'
(R):5'- GGCAGGTATACCTCAAACAGAATTC -3'
Posted On 2015-06-20