Incidental Mutation 'R5636:Pik3ca'
ID 440357
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 043287-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R5636 (G1)
Quality Score 225
Status Not validated
Chromosome 3
Chromosomal Location 32451203-32520256 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 32515709 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Glutamine at position 794 (R794Q)
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: R916Q

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000029201
Gene: ENSMUSG00000027665
AA Change: R916Q

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: R794Q

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000103877
Gene: ENSMUSG00000027665
AA Change: R794Q

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: R916Q

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000103878
Gene: ENSMUSG00000027665
AA Change: R916Q

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: 99.3%
  • 3x: 98.7%
  • 10x: 97.4%
  • 20x: 95.5%
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: 53 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
A1cf C T 19: 31,922,382 (GRCm39) Q448* probably null Het
Abca5 A G 11: 110,192,362 (GRCm39) Y717H probably benign Het
Abcg2 T A 6: 58,649,041 (GRCm39) D295E probably damaging Het
Accsl C T 2: 93,699,370 (GRCm39) E7K probably benign Het
Acvr2b A G 9: 119,257,375 (GRCm39) Y152C probably damaging Het
Akap13 A G 7: 75,354,120 (GRCm39) E1747G probably damaging Het
Arpp19 C T 9: 74,945,215 (GRCm39) probably benign Het
Atp10d A G 5: 72,445,562 (GRCm39) Y74C probably damaging Het
Atp6v0b T C 4: 117,743,582 (GRCm39) probably benign Het
Bms1 C A 6: 118,365,786 (GRCm39) M1133I probably benign Het
Bysl A C 17: 47,913,648 (GRCm39) D259E probably benign Het
Capn1 A T 19: 6,064,472 (GRCm39) V9E probably benign Het
Cdkl2 T C 5: 92,181,601 (GRCm39) I127V probably benign Het
Cyp2c38 G A 19: 39,426,750 (GRCm39) Q184* probably null Het
Cypt12 C T 3: 18,002,749 (GRCm39) R41C probably benign Het
Dnaaf11 A T 15: 66,372,665 (GRCm39) probably null Het
Fat2 T C 11: 55,173,307 (GRCm39) I2469V probably damaging Het
Fbxo38 A G 18: 62,644,089 (GRCm39) V923A possibly damaging Het
Gm13889 A G 2: 93,787,031 (GRCm39) C148R probably damaging Het
Gpd1 A T 15: 99,619,939 (GRCm39) T223S probably benign Het
Hcrtr1 C A 4: 130,024,738 (GRCm39) G383C possibly damaging Het
Hivep1 C T 13: 42,316,932 (GRCm39) P2047S possibly damaging Het
Islr2 T C 9: 58,108,584 (GRCm39) T35A probably benign Het
Lgr6 T C 1: 134,914,816 (GRCm39) D644G probably benign Het
Mdn1 C T 4: 32,695,480 (GRCm39) T1173I probably damaging Het
Mon1a T C 9: 107,778,439 (GRCm39) V221A probably damaging Het
Mrgprb4 A G 7: 47,848,218 (GRCm39) C237R probably benign Het
Myo1b A G 1: 51,836,687 (GRCm39) M264T probably damaging Het
Naxd A G 8: 11,552,676 (GRCm39) N32S probably benign Het
Nlrp12 A T 7: 3,273,926 (GRCm39) L1010Q probably damaging Het
Nos1ap T A 1: 170,176,968 (GRCm39) K145M probably damaging Het
Nuggc A T 14: 65,885,637 (GRCm39) K755* probably null Het
Or2av9 T C 11: 58,380,877 (GRCm39) K235E probably damaging Het
Or9i2 C T 19: 13,815,701 (GRCm39) V279M possibly damaging Het
Pnp2 A G 14: 51,193,649 (GRCm39) probably null Het
Ric3 G A 7: 108,638,027 (GRCm39) T242I probably damaging Het
Rnf213 A C 11: 119,327,731 (GRCm39) Q1906P probably damaging Het
Rnf213 G A 11: 119,327,455 (GRCm39) R1814K probably benign Het
Rufy2 T A 10: 62,833,733 (GRCm39) I265N probably damaging Het
Scap G T 9: 110,209,662 (GRCm39) G744C probably damaging Het
Serpinb3c T C 1: 107,202,744 (GRCm39) Q88R possibly damaging Het
Sf3b1 T C 1: 55,036,352 (GRCm39) D907G probably damaging Het
Skint8 C A 4: 111,807,390 (GRCm39) L359M probably damaging Het
Slc4a3 C T 1: 75,530,860 (GRCm39) L749F possibly damaging Het
Smtn T G 11: 3,467,829 (GRCm39) probably null Het
Spag9 C A 11: 93,959,838 (GRCm39) D342E probably damaging Het
Sptbn5 G A 2: 119,887,885 (GRCm39) probably benign Het
Stam G T 2: 14,122,238 (GRCm39) M112I probably damaging Het
Tex35 C T 1: 156,927,794 (GRCm39) W125* probably null Het
Tmem215 A G 4: 40,474,394 (GRCm39) E157G probably damaging Het
Traf6 G A 2: 101,527,254 (GRCm39) V335M probably benign Het
Ubr5 T A 15: 37,984,240 (GRCm39) K2302N probably damaging Het
Vmn2r78 A G 7: 86,603,637 (GRCm39) H605R 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
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'- GAACTTCTCGGCTCTTCAGACATAC -3'
(R):5'- ACACGTTCCCGCTTATAGCC -3'

Sequencing Primer
(F):5'- CTCCGTTTCCATAGCACAT -3'
(R):5'- TTTCTTCTTGTGATCCAAAAAGTGCC -3'
Posted On 2016-11-08