Incidental Mutation 'R4334:Pik3cb'
ID 323701
Institutional Source Beutler Lab
Gene Symbol Pik3cb
Ensembl Gene ENSMUSG00000032462
Gene Name phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit beta
Synonyms 1110001J02Rik, p110beta
MMRRC Submission 041664-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.966) question?
Stock # R4334 (G1)
Quality Score 225
Status Not validated
Chromosome 9
Chromosomal Location 98920455-99022264 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 98943904 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Proline at position 633 (L633P)
Ref Sequence ENSEMBL: ENSMUSP00000035037 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000035037] [ENSMUST00000136965]
AlphaFold Q8BTI9
PDB Structure CRYSTAL STRUCTURE OF P110BETA IN COMPLEX WITH ICSH2 OF P85BETA AND THE DRUG GDC-0941 [X-RAY DIFFRACTION]
Discovery and Optimization of Pyrimidone Indoline Amide PI3Kbeta Inhibitors for the Treatment of Phosphatase and TENsin homologue (PTEN)-Deficient Cancers [X-RAY DIFFRACTION]
Predicted Effect probably damaging
Transcript: ENSMUST00000035037
AA Change: L633P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000035037
Gene: ENSMUSG00000032462
AA Change: L633P

DomainStartEndE-ValueType
PI3K_p85B 35 112 2.44e-50 SMART
PI3K_rbd 174 282 1.88e-42 SMART
low complexity region 305 311 N/A INTRINSIC
PI3K_C2 315 417 4.64e-33 SMART
PI3Ka 519 705 1.08e-92 SMART
PI3Kc 795 1061 8.75e-134 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000136965
SMART Domains Protein: ENSMUSP00000138346
Gene: ENSMUSG00000032462

DomainStartEndE-ValueType
PI3K_p85B 35 112 2.44e-50 SMART
PI3K_rbd 174 282 1.88e-42 SMART
low complexity region 305 311 N/A INTRINSIC
PI3K_C2 315 417 4.64e-33 SMART
Blast:PI3Ka 450 520 1e-37 BLAST
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.5%
  • 20x: 95.8%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes an isoform of the catalytic subunit of phosphoinositide 3-kinase (PI3K). These kinases are important in signaling pathways involving receptors on the outer membrane of eukaryotic cells and are named for their catalytic subunit. The encoded protein is the catalytic subunit for PI3Kbeta (PI3KB). PI3KB has been shown to be part of the activation pathway in neutrophils which have bound immune complexes at sites of injury or infection. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Dec 2011]
PHENOTYPE: Mice homozygous for a knock-out allele exhibit 30% fetal lethality, decreased size at birth and postnatally, abnormal glucose homeostasis, and dyslipidemia. Mice homozygous for a different knock-out allele die prior to E8.5 [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 42 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca17 A T 17: 24,537,242 (GRCm39) V447E probably damaging Het
Adcyap1 T C 17: 93,509,696 (GRCm39) L49P probably benign Het
B4galt4 T C 16: 38,572,621 (GRCm39) I102T probably damaging Het
Cc2d2a A G 5: 43,840,476 (GRCm39) D110G probably benign Het
Ccdc141 C T 2: 77,000,776 (GRCm39) V19I probably damaging Het
Ccdc39 A G 3: 33,892,031 (GRCm39) L147P probably damaging Het
Cdc5l A T 17: 45,721,712 (GRCm39) D519E probably benign Het
Cdh23 G T 10: 60,220,838 (GRCm39) T1305K probably damaging Het
Cfi T A 3: 129,644,478 (GRCm39) V158D possibly damaging Het
Clstn2 T G 9: 97,345,581 (GRCm39) Y589S probably damaging Het
Dsp A G 13: 38,380,640 (GRCm39) K1863E possibly damaging Het
Enpp3 A T 10: 24,669,487 (GRCm39) M491K probably damaging Het
Fhdc1 C A 3: 84,352,133 (GRCm39) V1031F probably benign Het
Fkbp15 G A 4: 62,221,456 (GRCm39) A1170V possibly damaging Het
Foxa2 T C 2: 147,886,623 (GRCm39) N64S possibly damaging Het
Foxm1 T C 6: 128,342,930 (GRCm39) I88T probably damaging Het
Gm3173 A T 14: 15,728,364 (GRCm39) I8L possibly damaging Het
Gpatch3 A G 4: 133,309,792 (GRCm39) D375G probably damaging Het
Herc2 T C 7: 55,876,402 (GRCm39) F4436L probably damaging Het
Htr3b G A 9: 48,856,809 (GRCm39) A223V probably damaging Het
Iars2 T A 1: 185,035,591 (GRCm39) T550S probably benign Het
Igsf9 A T 1: 172,321,779 (GRCm39) K149* probably null Het
Khnyn A G 14: 56,131,499 (GRCm39) D536G probably damaging Het
Kng1 T C 16: 22,898,370 (GRCm39) V409A possibly damaging Het
Krt1 AAGCTGCCACCCCCAAAGCCACCACCGCCGTAGCTGCCACCCCCAAAGCCACCACCGCCGTAGCTGCCACCCCCAAAGCCACCAC AAGCTGCCACCCCCAAAGCCACCACCGCCGTAGCTGCCACCCCCAAAGCCACCAC 15: 101,758,813 (GRCm39) probably benign Het
Madd C T 2: 90,970,917 (GRCm39) V1508I probably benign Het
Micall2 T C 5: 139,699,105 (GRCm39) E527G probably damaging Het
Myo7b A G 18: 32,110,040 (GRCm39) S1141P probably damaging Het
Ncoa2 G A 1: 13,245,187 (GRCm39) P504S possibly damaging Het
Notch1 G A 2: 26,350,048 (GRCm39) T2364I probably benign Het
Pde4c T A 8: 71,202,475 (GRCm39) probably null Het
Ranbp2 T A 10: 58,299,816 (GRCm39) D483E probably damaging Het
Sh3tc2 A G 18: 62,123,392 (GRCm39) N718D probably damaging Het
Spast G A 17: 74,659,010 (GRCm39) A126T probably damaging Het
Ssc5d T C 7: 4,946,663 (GRCm39) S1006P probably benign Het
Tmprss6 T A 15: 78,343,627 (GRCm39) probably null Het
Ulk1 C T 5: 110,937,223 (GRCm39) R691Q probably benign Het
Unc79 C T 12: 103,045,233 (GRCm39) T803M probably benign Het
Vmn2r118 A T 17: 55,917,347 (GRCm39) F388L possibly damaging Het
Vmn2r71 T C 7: 85,269,042 (GRCm39) V415A probably benign Het
Wdr4 A T 17: 31,718,126 (GRCm39) F316Y possibly damaging Het
Zfp810 T C 9: 22,190,080 (GRCm39) Y276C probably benign Het
Other mutations in Pik3cb
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00933:Pik3cb APN 9 98,983,339 (GRCm39) missense probably damaging 0.96
IGL01354:Pik3cb APN 9 98,946,221 (GRCm39) missense possibly damaging 0.83
IGL02132:Pik3cb APN 9 98,953,430 (GRCm39) missense probably benign 0.01
IGL02268:Pik3cb APN 9 98,928,609 (GRCm39) missense probably benign 0.00
IGL02376:Pik3cb APN 9 98,934,405 (GRCm39) missense probably benign 0.00
IGL02378:Pik3cb APN 9 98,944,893 (GRCm39) missense probably benign 0.40
IGL02748:Pik3cb APN 9 98,945,021 (GRCm39) splice site probably benign
IGL03038:Pik3cb APN 9 98,947,650 (GRCm39) missense probably damaging 1.00
IGL03142:Pik3cb APN 9 98,947,615 (GRCm39) missense probably benign 0.10
H8786:Pik3cb UTSW 9 98,928,612 (GRCm39) missense possibly damaging 0.80
R0071:Pik3cb UTSW 9 98,926,918 (GRCm39) missense probably benign 0.02
R0071:Pik3cb UTSW 9 98,926,918 (GRCm39) missense probably benign 0.02
R0305:Pik3cb UTSW 9 98,946,129 (GRCm39) missense possibly damaging 0.86
R0464:Pik3cb UTSW 9 98,926,796 (GRCm39) critical splice donor site probably null
R0635:Pik3cb UTSW 9 98,946,271 (GRCm39) splice site probably benign
R1386:Pik3cb UTSW 9 98,946,080 (GRCm39) missense possibly damaging 0.90
R1530:Pik3cb UTSW 9 98,936,026 (GRCm39) missense probably damaging 0.96
R1802:Pik3cb UTSW 9 98,983,342 (GRCm39) nonsense probably null
R1815:Pik3cb UTSW 9 98,975,148 (GRCm39) missense possibly damaging 0.93
R2011:Pik3cb UTSW 9 98,987,632 (GRCm39) nonsense probably null
R2079:Pik3cb UTSW 9 98,942,257 (GRCm39) missense probably benign 0.27
R2153:Pik3cb UTSW 9 98,983,297 (GRCm39) nonsense probably null
R2237:Pik3cb UTSW 9 98,923,081 (GRCm39) missense probably damaging 1.00
R2238:Pik3cb UTSW 9 98,923,081 (GRCm39) missense probably damaging 1.00
R2513:Pik3cb UTSW 9 98,943,895 (GRCm39) missense probably damaging 1.00
R3982:Pik3cb UTSW 9 98,928,654 (GRCm39) missense probably benign 0.06
R4009:Pik3cb UTSW 9 98,922,982 (GRCm39) missense probably damaging 0.98
R4246:Pik3cb UTSW 9 98,983,229 (GRCm39) splice site probably null
R4248:Pik3cb UTSW 9 98,983,229 (GRCm39) splice site probably null
R4249:Pik3cb UTSW 9 98,983,229 (GRCm39) splice site probably null
R4544:Pik3cb UTSW 9 98,921,812 (GRCm39) missense probably damaging 1.00
R4568:Pik3cb UTSW 9 98,972,355 (GRCm39) missense probably benign 0.00
R4571:Pik3cb UTSW 9 98,972,310 (GRCm39) missense possibly damaging 0.94
R4595:Pik3cb UTSW 9 98,937,459 (GRCm39) missense possibly damaging 0.95
R4599:Pik3cb UTSW 9 98,943,817 (GRCm39) missense probably benign 0.15
R4820:Pik3cb UTSW 9 98,955,679 (GRCm39) missense probably benign 0.00
R4887:Pik3cb UTSW 9 98,983,381 (GRCm39) missense probably damaging 0.99
R4967:Pik3cb UTSW 9 98,987,685 (GRCm39) missense probably benign 0.14
R5029:Pik3cb UTSW 9 98,936,113 (GRCm39) missense probably damaging 0.98
R5031:Pik3cb UTSW 9 98,953,461 (GRCm39) missense probably damaging 1.00
R5394:Pik3cb UTSW 9 98,970,716 (GRCm39) missense probably benign
R5769:Pik3cb UTSW 9 98,975,212 (GRCm39) nonsense probably null
R6128:Pik3cb UTSW 9 98,946,152 (GRCm39) missense possibly damaging 0.95
R6250:Pik3cb UTSW 9 98,976,651 (GRCm39) missense probably benign 0.01
R6354:Pik3cb UTSW 9 98,955,696 (GRCm39) missense probably benign 0.00
R6370:Pik3cb UTSW 9 98,922,987 (GRCm39) missense probably damaging 1.00
R6664:Pik3cb UTSW 9 98,976,591 (GRCm39) missense possibly damaging 0.56
R6665:Pik3cb UTSW 9 98,955,702 (GRCm39) missense probably benign 0.00
R6751:Pik3cb UTSW 9 98,976,574 (GRCm39) missense probably benign
R6781:Pik3cb UTSW 9 98,923,045 (GRCm39) missense possibly damaging 0.52
R6869:Pik3cb UTSW 9 98,942,312 (GRCm39) missense probably benign 0.08
R6883:Pik3cb UTSW 9 98,983,453 (GRCm39) missense probably benign 0.00
R7150:Pik3cb UTSW 9 98,975,143 (GRCm39) missense probably damaging 1.00
R7446:Pik3cb UTSW 9 98,928,711 (GRCm39) missense probably damaging 1.00
R7679:Pik3cb UTSW 9 98,970,660 (GRCm39) missense probably benign 0.05
R7831:Pik3cb UTSW 9 98,970,666 (GRCm39) missense probably benign
R8300:Pik3cb UTSW 9 98,928,711 (GRCm39) missense probably damaging 1.00
R8837:Pik3cb UTSW 9 98,936,117 (GRCm39) missense possibly damaging 0.65
R8911:Pik3cb UTSW 9 98,946,201 (GRCm39) missense probably benign 0.40
R9299:Pik3cb UTSW 9 98,943,844 (GRCm39) missense probably damaging 1.00
R9337:Pik3cb UTSW 9 98,943,844 (GRCm39) missense probably damaging 1.00
R9477:Pik3cb UTSW 9 98,922,973 (GRCm39) critical splice donor site probably null
R9641:Pik3cb UTSW 9 98,955,789 (GRCm39) missense probably benign 0.00
Predicted Primers PCR Primer
(F):5'- CACGGATGGATCAGAAAGCACC -3'
(R):5'- ATCACGTGGTACAGCGAATG -3'

Sequencing Primer
(F):5'- TGTCTGACATCACACCGGGTTAG -3'
(R):5'- TGTAAGCACATGACAGGCCTG -3'
Posted On 2015-06-24