Incidental Mutation 'R6667:Pik3r2'
ID 527026
Institutional Source Beutler Lab
Gene Symbol Pik3r2
Ensembl Gene ENSMUSG00000031834
Gene Name phosphoinositide-3-kinase regulatory subunit 2
Synonyms p85beta
MMRRC Submission 044787-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R6667 (G1)
Quality Score 225.009
Status Validated
Chromosome 8
Chromosomal Location 71220820-71229357 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 71221817 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Cysteine at position 617 (Y617C)
Ref Sequence ENSEMBL: ENSMUSP00000034296 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000034296] [ENSMUST00000143785]
AlphaFold O08908
PDB Structure CRYSTAL STRUCTURE OF P110BETA IN COMPLEX WITH ICSH2 OF P85BETA AND THE DRUG GDC-0941 [X-RAY DIFFRACTION]
Predicted Effect probably damaging
Transcript: ENSMUST00000034296
AA Change: Y617C

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000034296
Gene: ENSMUSG00000031834
AA Change: Y617C

DomainStartEndE-ValueType
SH3 7 79 4e-7 SMART
RhoGAP 122 286 2.36e-18 SMART
low complexity region 291 311 N/A INTRINSIC
SH2 322 405 4.51e-26 SMART
Pfam:PI3K_P85_iSH2 422 590 1.7e-64 PFAM
SH2 614 696 9.96e-28 SMART
low complexity region 713 718 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000034299
SMART Domains Protein: ENSMUSP00000034299
Gene: ENSMUSG00000031838

DomainStartEndE-ValueType
signal peptide 1 27 N/A INTRINSIC
Pfam:GILT 60 163 4e-33 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000143785
AA Change: Y34C

PolyPhen 2 Score 0.997 (Sensitivity: 0.41; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000122065
Gene: ENSMUSG00000031834
AA Change: Y34C

DomainStartEndE-ValueType
Blast:RhoGAP 1 30 1e-8 BLAST
Pfam:SH2 33 70 4.5e-13 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000146707
Predicted Effect noncoding transcript
Transcript: ENSMUST00000152545
Predicted Effect probably benign
Transcript: ENSMUST00000154685
SMART Domains Protein: ENSMUSP00000121463
Gene: ENSMUSG00000031834

DomainStartEndE-ValueType
PDB:2XS6|A 43 84 3e-11 PDB
SCOP:d1pbwa_ 47 79 6e-9 SMART
Blast:RhoGAP 58 84 4e-9 BLAST
Predicted Effect noncoding transcript
Transcript: ENSMUST00000212384
Predicted Effect noncoding transcript
Transcript: ENSMUST00000222087
Meta Mutation Damage Score 0.9146 question?
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 98.1%
  • 20x: 94.6%
Validation Efficiency 98% (41/42)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Phosphatidylinositol 3-kinase (PI3K) is a lipid kinase that phosphorylates phosphatidylinositol and similar compounds, creating second messengers important in growth signaling pathways. PI3K functions as a heterodimer of a regulatory and a catalytic subunit. The protein encoded by this gene is a regulatory component of PI3K. Two transcript variants, one protein coding and the other non-protein coding, have been found for this gene. [provided by RefSeq, Dec 2012]
PHENOTYPE: Mice homozygous for disruptions in this gene have lower blood glucose levels both when fed and after fasting. Insulin sensitivity is improved as well. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 44 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
3100002H09Rik G T 4: 124,504,435 (GRCm39) A39E probably damaging Het
Agtr1b T A 3: 20,369,913 (GRCm39) N231I possibly damaging Het
Alpk2 T C 18: 65,440,811 (GRCm39) E661G probably damaging Het
Ankrd26 C T 6: 118,484,749 (GRCm39) S1496N probably benign Het
Asah2 T C 19: 31,972,758 (GRCm39) N659S probably benign Het
Atp12a T C 14: 56,621,645 (GRCm39) V760A possibly damaging Het
Casp2 T C 6: 42,256,770 (GRCm39) C343R probably damaging Het
Cblb T A 16: 51,973,007 (GRCm39) M446K possibly damaging Het
Cipc T C 12: 87,008,864 (GRCm39) V241A probably benign Het
Ddit4l A G 3: 137,331,882 (GRCm39) K83E probably benign Het
Eif1ad10 A T 12: 88,216,475 (GRCm39) D132E unknown Het
Epc2 A G 2: 49,412,681 (GRCm39) T220A probably damaging Het
Epha5 T C 5: 84,219,050 (GRCm39) D741G probably damaging Het
Flg2 A T 3: 93,109,068 (GRCm39) R365S possibly damaging Het
Ggn A T 7: 28,872,093 (GRCm39) H491L possibly damaging Het
Gpat2 G C 2: 127,273,838 (GRCm39) G294R possibly damaging Het
Ighv6-4 A G 12: 114,370,152 (GRCm39) V100A probably benign Het
Invs A T 4: 48,402,870 (GRCm39) Y501F possibly damaging Het
Iqcm G T 8: 76,479,980 (GRCm39) G313W probably damaging Het
Jph2 A G 2: 163,218,206 (GRCm39) S157P probably damaging Het
Mast4 T C 13: 102,874,004 (GRCm39) E1596G probably damaging Het
Mllt6 T A 11: 97,567,760 (GRCm39) L759Q probably damaging Het
Nalcn A G 14: 123,558,735 (GRCm39) L837P probably damaging Het
Neb G A 2: 52,037,201 (GRCm39) T6836I probably damaging Het
Nol12 T A 15: 78,824,280 (GRCm39) D133E probably benign Het
Or5w13 A G 2: 87,523,914 (GRCm39) V104A probably benign Het
Oxtr C A 6: 112,454,060 (GRCm39) probably benign Het
Pcmt1 A G 10: 7,538,913 (GRCm39) L38P probably damaging Het
Potefam3b T C 8: 21,161,955 (GRCm39) S267P probably benign Het
Prl7a2 T C 13: 27,845,024 (GRCm39) N121D probably benign Het
Pvr G T 7: 19,639,727 (GRCm39) Q380K probably benign Het
Rtn2 A G 7: 19,021,184 (GRCm39) E188G probably benign Het
Setd4 C A 16: 93,386,918 (GRCm39) R260L probably benign Het
Six5 A G 7: 18,830,494 (GRCm39) N374D probably benign Het
Slc9b1 T C 3: 135,077,726 (GRCm39) I140T probably damaging Het
Supt16 A G 14: 52,409,520 (GRCm39) F797L probably damaging Het
Tbata T C 10: 61,021,142 (GRCm39) L262P probably damaging Het
Tti1 A T 2: 157,850,347 (GRCm39) C297* probably null Het
Ush1c C A 7: 45,875,048 (GRCm39) G139C probably damaging Het
Vmn1r1 C T 1: 181,985,342 (GRCm39) V108I probably benign Het
Vmn2r116 C T 17: 23,620,066 (GRCm39) T600I probably damaging Het
Zfp764l1 A G 7: 126,992,595 (GRCm39) M5T probably benign Het
Zfp873 A G 10: 81,896,423 (GRCm39) T422A probably benign Het
Zfp943 G A 17: 22,211,889 (GRCm39) C325Y probably damaging Het
Other mutations in Pik3r2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00487:Pik3r2 APN 8 71,223,073 (GRCm39) missense probably damaging 1.00
IGL01637:Pik3r2 APN 8 71,224,992 (GRCm39) unclassified probably benign
IGL02514:Pik3r2 APN 8 71,223,236 (GRCm39) missense probably benign 0.00
IGL03395:Pik3r2 APN 8 71,224,999 (GRCm39) missense probably benign
kingfisher UTSW 8 71,223,545 (GRCm39) missense probably damaging 1.00
R0022:Pik3r2 UTSW 8 71,223,545 (GRCm39) missense probably damaging 1.00
R0022:Pik3r2 UTSW 8 71,223,545 (GRCm39) missense probably damaging 1.00
R0448:Pik3r2 UTSW 8 71,224,688 (GRCm39) unclassified probably benign
R1636:Pik3r2 UTSW 8 71,224,542 (GRCm39) missense probably benign
R1662:Pik3r2 UTSW 8 71,223,250 (GRCm39) missense probably damaging 1.00
R2114:Pik3r2 UTSW 8 71,222,029 (GRCm39) missense probably benign 0.31
R2879:Pik3r2 UTSW 8 71,225,029 (GRCm39) missense probably benign
R3830:Pik3r2 UTSW 8 71,223,065 (GRCm39) missense probably benign 0.19
R3852:Pik3r2 UTSW 8 71,223,065 (GRCm39) missense probably benign 0.19
R3859:Pik3r2 UTSW 8 71,222,630 (GRCm39) missense probably damaging 1.00
R3967:Pik3r2 UTSW 8 71,223,065 (GRCm39) missense probably benign 0.19
R3968:Pik3r2 UTSW 8 71,223,065 (GRCm39) missense probably benign 0.19
R3969:Pik3r2 UTSW 8 71,223,065 (GRCm39) missense probably benign 0.19
R3970:Pik3r2 UTSW 8 71,223,065 (GRCm39) missense probably benign 0.19
R4606:Pik3r2 UTSW 8 71,224,780 (GRCm39) nonsense probably null
R4666:Pik3r2 UTSW 8 71,221,503 (GRCm39) missense possibly damaging 0.93
R5481:Pik3r2 UTSW 8 71,222,408 (GRCm39) missense probably benign 0.31
R6445:Pik3r2 UTSW 8 71,224,670 (GRCm39) missense probably benign 0.01
R6578:Pik3r2 UTSW 8 71,225,283 (GRCm39) missense probably benign 0.00
R6794:Pik3r2 UTSW 8 71,223,361 (GRCm39) missense probably benign 0.43
R6863:Pik3r2 UTSW 8 71,223,058 (GRCm39) missense probably damaging 1.00
R7378:Pik3r2 UTSW 8 71,222,025 (GRCm39) missense probably benign 0.03
R7750:Pik3r2 UTSW 8 71,223,545 (GRCm39) missense probably damaging 1.00
R7821:Pik3r2 UTSW 8 71,222,408 (GRCm39) missense probably damaging 1.00
R8056:Pik3r2 UTSW 8 71,225,011 (GRCm39) missense probably benign 0.14
R8237:Pik3r2 UTSW 8 71,224,794 (GRCm39) missense probably benign 0.00
R8414:Pik3r2 UTSW 8 71,223,079 (GRCm39) missense probably damaging 1.00
R8534:Pik3r2 UTSW 8 71,227,312 (GRCm39) missense probably benign
R8781:Pik3r2 UTSW 8 71,222,046 (GRCm39) missense possibly damaging 0.88
R8794:Pik3r2 UTSW 8 71,224,007 (GRCm39) missense probably benign
R9322:Pik3r2 UTSW 8 71,227,494 (GRCm39) missense possibly damaging 0.74
R9401:Pik3r2 UTSW 8 71,223,737 (GRCm39) missense possibly damaging 0.77
R9668:Pik3r2 UTSW 8 71,221,459 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TGGAAATGGGTGCTCAATGC -3'
(R):5'- ATCAACGAATGGCTGGGAATC -3'

Sequencing Primer
(F):5'- TGCTCAATGCACACAATGGATTCG -3'
(R):5'- ACTGAGGAGTGAGTGATGTGC -3'
Posted On 2018-07-23