Incidental Mutation 'R4568:Pik3cb'
ID 341950
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 041792-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.966) question?
Stock # R4568 (G1)
Quality Score 225
Status Validated
Chromosome 9
Chromosomal Location 98920455-99022264 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 98972355 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Valine at position 268 (M268V)
Ref Sequence ENSEMBL: ENSMUSP00000138346 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000035037] [ENSMUST00000136965]
AlphaFold Q8BTI9
Predicted Effect probably benign
Transcript: ENSMUST00000035037
AA Change: M268V

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000035037
Gene: ENSMUSG00000032462
AA Change: M268V

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
AA Change: M268V

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000138346
Gene: ENSMUSG00000032462
AA Change: M268V

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
Meta Mutation Damage Score 0.0862 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.6%
  • 10x: 97.3%
  • 20x: 95.1%
Validation Efficiency 100% (36/36)
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: 34 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acsm2 T A 7: 119,162,740 (GRCm39) W5R probably benign Het
Bik T C 15: 83,425,645 (GRCm39) probably null Het
Col6a1 A T 10: 76,555,031 (GRCm39) probably benign Het
Crem A G 18: 3,299,175 (GRCm39) I83T probably damaging Het
Csn1s1 G A 5: 87,828,763 (GRCm39) V276I possibly damaging Het
Ctnna3 C T 10: 63,688,588 (GRCm39) T344M possibly damaging Het
Dgcr8 G A 16: 18,098,258 (GRCm39) P378S probably benign Het
Dnah8 G A 17: 30,967,542 (GRCm39) D2585N probably benign Het
Gpr139 C T 7: 118,744,028 (GRCm39) V186M probably damaging Het
Krba1 A G 6: 48,386,657 (GRCm39) T422A probably damaging Het
Lgals8 T G 13: 12,468,254 (GRCm39) Y125S probably damaging Het
Map4k1 G A 7: 28,686,079 (GRCm39) G107D probably damaging Het
Mfsd6 A T 1: 52,702,448 (GRCm39) Y599* probably null Het
Omt2b T A 9: 78,235,529 (GRCm39) probably benign Het
Or1d2 A G 11: 74,256,035 (GRCm39) E180G probably damaging Het
Or9s15 A T 1: 92,525,113 (GRCm39) M291L probably benign Het
Pga5 A G 19: 10,649,216 (GRCm39) Y235H probably damaging Het
Phldb2 T A 16: 45,598,081 (GRCm39) K869* probably null Het
Pla2g4a T C 1: 149,717,977 (GRCm39) D624G probably benign Het
Plxna4 T A 6: 32,129,873 (GRCm39) I1817F probably damaging Het
Psmg3 A G 5: 139,812,004 (GRCm39) I32T probably damaging Het
Ptpn4 T C 1: 119,607,789 (GRCm39) E757G probably damaging Het
Rasl2-9 AGG A 7: 5,128,374 (GRCm39) probably null Het
Ripply3 T A 16: 94,136,688 (GRCm39) D116E probably damaging Het
Robo4 T C 9: 37,316,118 (GRCm39) V263A possibly damaging Het
Slc5a9 C A 4: 111,748,941 (GRCm39) probably null Het
Spef2 T C 15: 9,647,303 (GRCm39) H1008R probably damaging Het
Stag1 T C 9: 100,730,722 (GRCm39) V379A probably damaging Het
Tasor A T 14: 27,198,658 (GRCm39) probably null Het
Tbc1d9 A G 8: 83,997,806 (GRCm39) E1121G probably benign Het
Tpr T C 1: 150,268,710 (GRCm39) probably benign Het
Trpv6 G T 6: 41,603,503 (GRCm39) P206H probably damaging Het
Vmn2r63 T C 7: 42,583,250 (GRCm39) probably null Het
Vmn2r65 C T 7: 84,596,677 (GRCm39) C126Y probably damaging 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
R4334:Pik3cb UTSW 9 98,943,904 (GRCm39) missense probably damaging 1.00
R4544:Pik3cb UTSW 9 98,921,812 (GRCm39) missense probably damaging 1.00
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'- TCTGAGACTGAGAGCACAACTG -3'
(R):5'- CAGCTTTCCTGTGTTGTGAC -3'

Sequencing Primer
(F):5'- GAAAATCACATGGTTTTGGGGTTACC -3'
(R):5'- CTTTCCTGTGTTGTGACTTTAAATG -3'
Posted On 2015-09-24