Incidental Mutation 'R0646:Gpx2'
ID 57196
Institutional Source Beutler Lab
Gene Symbol Gpx2
Ensembl Gene ENSMUSG00000042808
Gene Name glutathione peroxidase 2
Synonyms intestinal GPx, GPx-GI, GI-GPx
MMRRC Submission 038831-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.217) question?
Stock # R0646 (G1)
Quality Score 225
Status Validated
Chromosome 12
Chromosomal Location 76839107-76842273 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 76842087 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Methionine at position 21 (I21M)
Ref Sequence ENSEMBL: ENSMUSP00000081012 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000021459] [ENSMUST00000082431] [ENSMUST00000118604] [ENSMUST00000121716] [ENSMUST00000122419] [ENSMUST00000125842] [ENSMUST00000137826]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000021459
SMART Domains Protein: ENSMUSP00000021459
Gene: ENSMUSG00000021062

DomainStartEndE-ValueType
RAB 9 172 2.04e-102 SMART
low complexity region 187 197 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000082431
AA Change: I21M

PolyPhen 2 Score 0.044 (Sensitivity: 0.94; Specificity: 0.83)
SMART Domains Protein: ENSMUSP00000081012
Gene: ENSMUSG00000042808
AA Change: I21M

DomainStartEndE-ValueType
Pfam:GSHPx 8 120 9.8e-46 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000118604
SMART Domains Protein: ENSMUSP00000112789
Gene: ENSMUSG00000021062

DomainStartEndE-ValueType
RAB 1 126 1.21e-54 SMART
low complexity region 141 151 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000121716
SMART Domains Protein: ENSMUSP00000113299
Gene: ENSMUSG00000021062

DomainStartEndE-ValueType
RAB 1 126 1.21e-54 SMART
low complexity region 141 151 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000122419
SMART Domains Protein: ENSMUSP00000112457
Gene: ENSMUSG00000021062

DomainStartEndE-ValueType
RAB 14 143 3.04e-60 SMART
low complexity region 158 168 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000125842
SMART Domains Protein: ENSMUSP00000116906
Gene: ENSMUSG00000033373

DomainStartEndE-ValueType
Pfam:Churchill 1 65 2.4e-31 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000143863
Predicted Effect noncoding transcript
Transcript: ENSMUST00000220569
Predicted Effect noncoding transcript
Transcript: ENSMUST00000221421
Predicted Effect probably benign
Transcript: ENSMUST00000137826
SMART Domains Protein: ENSMUSP00000120713
Gene: ENSMUSG00000033373

DomainStartEndE-ValueType
Pfam:Churchill 1 92 1.9e-42 PFAM
Pfam:Prenyltrans 157 198 5.1e-16 PFAM
Pfam:Prenyltrans 206 249 2.8e-13 PFAM
Pfam:Prenyltrans 255 297 1e-14 PFAM
Pfam:Prenyltrans 302 346 1.6e-12 PFAM
Pfam:Prenyltrans 364 408 1.4e-11 PFAM
Meta Mutation Damage Score 0.0898 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.7%
  • 10x: 97.4%
  • 20x: 95.7%
Validation Efficiency 95% (123/130)
MGI Phenotype FUNCTION: The protein encoded by this gene belongs to the glutathione peroxidase family, members of which catalyze the reduction of organic hydroperoxides and hydrogen peroxide (H2O2) by glutathione, and thereby protect cells against oxidative damage. Several isozymes of this gene family exist in vertebrates, which vary in cellular location and substrate specificity. This isozyme is predominantly expressed in the gastrointestinal tract in rodents, is localized in the cytoplasm, and whose preferred substrate is hydrogen peroxide. Knockout studies in mice lacking this gene suggest a role for this isozyme in intestinal inflammation and colon cancer development. This isozyme is also a selenoprotein, containing the rare amino acid selenocysteine (Sec) at its active site. Sec is encoded by the UGA codon, which normally signals translation termination. The 3' UTRs of selenoprotein mRNAs contain a conserved stem-loop structure, designated the Sec insertion sequence (SECIS) element, that is necessary for the recognition of UGA as a Sec codon, rather than as a stop signal. A pseudogene of this gene has been identified on chromosome 7. [provided by RefSeq, Jul 2016]
PHENOTYPE: Homozygotes for a targeted null allele appear normal, but double knockouts with Gpx1 exhibit symptoms of inflammatory bowel disease, including perianal ulceration, growth retardation, and hypothermia, a condition that is sometimes fatal. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 125 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930432E11Rik C T 7: 29,260,710 (GRCm39) noncoding transcript Het
Abcb11 A G 2: 69,115,627 (GRCm39) I579T probably damaging Het
Abcc9 T C 6: 142,627,830 (GRCm39) N400S probably benign Het
Adarb2 T C 13: 8,781,855 (GRCm39) L577P probably damaging Het
Agt A C 8: 125,283,852 (GRCm39) N422K probably damaging Het
Ahnak A T 19: 8,990,766 (GRCm39) K4017* probably null Het
Akap13 C A 7: 75,397,494 (GRCm39) Q2575K probably damaging Het
Aldh3a2 A T 11: 61,144,541 (GRCm39) I339K probably damaging Het
Alox15 G T 11: 70,236,450 (GRCm39) Y483* probably null Het
Ampd1 A T 3: 103,006,913 (GRCm39) I713F probably damaging Het
Amph A T 13: 19,297,286 (GRCm39) E344V possibly damaging Het
Arhgef18 T C 8: 3,436,959 (GRCm39) Y250H probably damaging Het
Arid5b A G 10: 67,932,807 (GRCm39) S1032P probably damaging Het
Armc8 C A 9: 99,387,741 (GRCm39) L393F probably damaging Het
Bpnt1 A G 1: 185,077,623 (GRCm39) probably null Het
Cachd1 G A 4: 100,845,418 (GRCm39) R970H probably damaging Het
Cd207 T C 6: 83,652,738 (GRCm39) T131A probably benign Het
Cd83 G A 13: 43,951,009 (GRCm39) V54I probably benign Het
Cfap43 T C 19: 47,752,115 (GRCm39) K1086E probably benign Het
Cfap65 A T 1: 74,941,328 (GRCm39) V1837E probably benign Het
Clcnka T A 4: 141,123,917 (GRCm39) H89L probably benign Het
Cnga4 T C 7: 105,054,182 (GRCm39) I50T possibly damaging Het
Cog5 A G 12: 31,887,358 (GRCm39) probably benign Het
Col11a2 T A 17: 34,278,322 (GRCm39) probably null Het
Col28a1 T G 6: 8,175,291 (GRCm39) I186L possibly damaging Het
Col4a2 T A 8: 11,481,252 (GRCm39) M808K probably benign Het
Copb2 A G 9: 98,445,528 (GRCm39) probably benign Het
Dbnl G A 11: 5,745,441 (GRCm39) probably benign Het
Dbx2 T C 15: 95,552,493 (GRCm39) T51A possibly damaging Het
Dcp1a A T 14: 30,224,842 (GRCm39) M123L probably damaging Het
Ddx42 T A 11: 106,123,659 (GRCm39) F217I probably benign Het
Dlc1 T C 8: 37,325,205 (GRCm39) T367A probably benign Het
Dmgdh A T 13: 93,888,863 (GRCm39) T834S probably benign Het
Dnah8 T C 17: 30,903,147 (GRCm39) S929P probably damaging Het
Dnase1l2 C A 17: 24,660,056 (GRCm39) V271L possibly damaging Het
Dsc1 T C 18: 20,229,114 (GRCm39) Y392C probably damaging Het
Edn1 T C 13: 42,458,718 (GRCm39) probably benign Het
Efcab3 G A 11: 104,611,327 (GRCm39) D390N probably benign Het
Eps8l3 T C 3: 107,792,126 (GRCm39) L351P probably damaging Het
F12 G A 13: 55,570,296 (GRCm39) probably benign Het
Fam47e T C 5: 92,726,317 (GRCm39) probably benign Het
Fcrl5 C A 3: 87,349,320 (GRCm39) Q32K probably benign Het
Fndc1 C T 17: 7,960,505 (GRCm39) V1637I possibly damaging Het
Foxg1 G T 12: 49,431,350 (GRCm39) probably benign Het
Frrs1 A T 3: 116,696,070 (GRCm39) I530F possibly damaging Het
Galnt5 A T 2: 57,889,097 (GRCm39) K232N probably benign Het
Ggt5 G A 10: 75,438,482 (GRCm39) V68M probably damaging Het
Gm16519 T C 17: 71,236,101 (GRCm39) C17R probably benign Het
Gm17535 A G 9: 3,035,804 (GRCm39) Y224C probably null Het
Gm9631 T G 11: 121,836,455 (GRCm39) D28A probably damaging Het
H2-Q2 T G 17: 35,564,661 (GRCm39) D354E probably damaging Het
Icam2 A T 11: 106,271,717 (GRCm39) I71K probably damaging Het
Il12a T C 3: 68,605,223 (GRCm39) probably benign Het
Insm2 C G 12: 55,647,225 (GRCm39) A323G probably benign Het
Itga1 T C 13: 115,104,835 (GRCm39) T1064A probably benign Het
Itgad T A 7: 127,773,176 (GRCm39) V11E possibly damaging Het
Kctd15 C T 7: 34,344,306 (GRCm39) S115N probably damaging Het
Klra5 A G 6: 129,880,527 (GRCm39) W124R probably damaging Het
Kng2 T A 16: 22,806,486 (GRCm39) D571V probably benign Het
Kpna6 A T 4: 129,544,583 (GRCm39) F380I probably benign Het
Lipo3 A T 19: 33,762,169 (GRCm39) Y109* probably null Het
Lrrc37 T A 11: 103,503,986 (GRCm39) K485* probably null Het
Man2a2 T C 7: 80,012,945 (GRCm39) H540R possibly damaging Het
Map2k4 T C 11: 65,603,101 (GRCm39) E188G probably damaging Het
Mast4 T C 13: 102,895,252 (GRCm39) probably benign Het
Mbtd1 A G 11: 93,796,038 (GRCm39) D25G probably damaging Het
Med13 T A 11: 86,221,915 (GRCm39) Q238L possibly damaging Het
Mmachc A G 4: 116,560,851 (GRCm39) Y215H probably damaging Het
Mtor T A 4: 148,568,811 (GRCm39) Y1110* probably null Het
Nek2 A G 1: 191,554,331 (GRCm39) N57D probably damaging Het
Nek7 ACCCC ACCC 1: 138,443,431 (GRCm39) probably null Het
Neo1 G T 9: 58,838,317 (GRCm39) T489K probably damaging Het
Neu1 T A 17: 35,153,736 (GRCm39) Y387N probably damaging Het
Nfasc A T 1: 132,536,176 (GRCm39) C586* probably null Het
Nle1 G A 11: 82,795,671 (GRCm39) L259F probably damaging Het
Nrde2 G A 12: 100,110,105 (GRCm39) Q309* probably null Het
Nufip2 C T 11: 77,577,279 (GRCm39) H76Y probably benign Het
Or10ak16 A C 4: 118,750,687 (GRCm39) T136P probably damaging Het
Or2y13 A T 11: 49,415,405 (GRCm39) N285I probably damaging Het
Or4k6 A T 14: 50,476,096 (GRCm39) I82N probably damaging Het
Or52e18 A T 7: 104,609,018 (GRCm39) I307N probably benign Het
Or52r1c T C 7: 102,735,358 (GRCm39) F206S probably damaging Het
Or9s18 A T 13: 65,300,877 (GRCm39) I280F probably damaging Het
Pcdhb5 A G 18: 37,454,675 (GRCm39) T352A probably benign Het
Pcdhb7 A T 18: 37,476,442 (GRCm39) D526V probably damaging Het
Phkg1 A T 5: 129,893,394 (GRCm39) probably null Het
Plg C T 17: 12,637,623 (GRCm39) T744M probably damaging Het
Plxnd1 A C 6: 115,935,660 (GRCm39) probably benign Het
Poglut1 A T 16: 38,349,837 (GRCm39) I312N probably damaging Het
Ppp1r16a C T 15: 76,574,999 (GRCm39) probably benign Het
Ppt1 A G 4: 122,737,892 (GRCm39) M77V probably benign Het
Pramel26 A C 4: 143,539,155 (GRCm39) S113A possibly damaging Het
Pramel5 G T 4: 143,998,190 (GRCm39) T351N probably damaging Het
Psmb4 G A 3: 94,792,275 (GRCm39) R216C probably benign Het
Ptprd T C 4: 76,002,640 (GRCm39) T699A probably damaging Het
Retreg3 A T 11: 100,989,455 (GRCm39) probably benign Het
Sanbr C T 11: 23,525,491 (GRCm39) R716H probably damaging Het
Scaper G A 9: 55,665,340 (GRCm39) A389V probably damaging Het
Serinc5 G A 13: 92,825,245 (GRCm39) D225N possibly damaging Het
Slco1a1 T G 6: 141,871,480 (GRCm39) probably benign Het
Snapc1 C T 12: 74,021,806 (GRCm39) R81C probably damaging Het
Sod3 A T 5: 52,525,421 (GRCm39) D40V probably benign Het
Sorcs3 C A 19: 48,194,734 (GRCm39) A39E probably benign Het
Spon1 A T 7: 113,639,056 (GRCm39) T761S probably benign Het
Syde2 A G 3: 145,720,004 (GRCm39) probably null Het
Synm T A 7: 67,408,916 (GRCm39) D154V probably benign Het
Synpo2 T C 3: 122,908,098 (GRCm39) E406G probably damaging Het
Tcea3 T A 4: 135,975,382 (GRCm39) L8* probably null Het
Tec G A 5: 72,980,840 (GRCm39) L33F probably damaging Het
Tex15 T A 8: 34,072,354 (GRCm39) S2634T possibly damaging Het
Tg T A 15: 66,601,475 (GRCm39) Y162N probably damaging Het
Tmem8b G A 4: 43,690,123 (GRCm39) V853I probably benign Het
Togaram1 A G 12: 65,068,240 (GRCm39) K1748E probably damaging Het
Ttn T C 2: 76,728,822 (GRCm39) probably benign Het
Usp36 C T 11: 118,163,847 (GRCm39) D234N probably damaging Het
Usp40 G A 1: 87,906,244 (GRCm39) P664S probably benign Het
Vmn1r54 T A 6: 90,246,635 (GRCm39) L183H probably benign Het
Vmn1r58 T G 7: 5,413,676 (GRCm39) I185L probably benign Het
Wnt8a A T 18: 34,680,618 (GRCm39) R328W probably benign Het
Yars1 A G 4: 129,107,732 (GRCm39) probably benign Het
Zbtb49 A C 5: 38,358,018 (GRCm39) M745R probably damaging Het
Zeb1 T G 18: 5,759,027 (GRCm39) F162V probably damaging Het
Zfp369 A T 13: 65,445,362 (GRCm39) H835L probably damaging Het
Zic5 A G 14: 122,701,351 (GRCm39) V460A unknown Het
Zp3 A G 5: 136,013,210 (GRCm39) N181D possibly damaging Het
Other mutations in Gpx2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL02212:Gpx2 APN 12 76,839,682 (GRCm39) nonsense probably null
R0377:Gpx2 UTSW 12 76,841,930 (GRCm39) nonsense probably null
R4937:Gpx2 UTSW 12 76,839,574 (GRCm39) missense probably benign
R5900:Gpx2 UTSW 12 76,839,653 (GRCm39) missense probably damaging 1.00
R6197:Gpx2 UTSW 12 76,842,068 (GRCm39) missense probably damaging 1.00
R6620:Gpx2 UTSW 12 76,839,674 (GRCm39) missense possibly damaging 0.94
R9013:Gpx2 UTSW 12 76,842,118 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- GAACTCCTCACCTGATGTCCGAAC -3'
(R):5'- GCAGAAGTCAATCTTGCATCCTCCC -3'

Sequencing Primer
(F):5'- ACTGGTTGCAAGGGAAGC -3'
(R):5'- CCTTGTTCAAACAGTTCACAGGTG -3'
Posted On 2013-07-11