Incidental Mutation 'R6949:Eif2ak3'
ID 543238
Institutional Source Beutler Lab
Gene Symbol Eif2ak3
Ensembl Gene ENSMUSG00000031668
Gene Name eukaryotic translation initiation factor 2 alpha kinase 3
Synonyms PERK
MMRRC Submission 045061-MU
Accession Numbers
Essential gene? Possibly essential (E-score: 0.650) question?
Stock # R6949 (G1)
Quality Score 225.009
Status Validated
Chromosome 6
Chromosomal Location 70821499-70882229 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 70855829 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 211 (I211T)
Ref Sequence ENSEMBL: ENSMUSP00000034093 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000034093]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000034093
AA Change: I211T

PolyPhen 2 Score 0.987 (Sensitivity: 0.73; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000034093
Gene: ENSMUSG00000031668
AA Change: I211T

DomainStartEndE-ValueType
signal peptide 1 28 N/A INTRINSIC
low complexity region 48 82 N/A INTRINSIC
low complexity region 125 139 N/A INTRINSIC
low complexity region 221 230 N/A INTRINSIC
low complexity region 470 481 N/A INTRINSIC
Pfam:Pkinase_Tyr 589 662 1.6e-6 PFAM
Pfam:Pkinase 589 673 3.2e-12 PFAM
Pfam:Pkinase 839 1075 1.9e-38 PFAM
Pfam:Pkinase_Tyr 859 1073 5.8e-25 PFAM
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.8%
  • 10x: 98.8%
  • 20x: 95.1%
Validation Efficiency 100% (45/45)
MGI Phenotype FUNCTION: The protein encoded by this gene phosphorylates the alpha subunit of eukaryotic translation-initiation factor 2, leading to its inactivation, and thus to a rapid reduction of translational initiation and repression of global protein synthesis. This protein is thought to modulate mitochondrial function. It is a type I membrane protein located in the endoplasmic reticulum (ER), where it is induced by ER stress caused by malfolded proteins. Mutations in a similar gene in human are associated with Wolcott-Rallison syndrome. [provided by RefSeq, Sep 2015]
PHENOTYPE: Homozygous mutant mice develop exocrine pancreatic insufficiency and progressive diabetes mellitus. They are growth retarded, hyperglycemic, exhibit increased cell death in the pancreas, have decreased numbers of pancreatic beta cells and about half diebefore weaning. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 45 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Ank2 G T 3: 126,804,533 (GRCm39) D679E probably benign Het
Catsper4 A T 4: 133,953,058 (GRCm39) Y96N probably benign Het
Cnksr3 T C 10: 7,110,757 (GRCm39) I35V probably benign Het
Col16a1 A G 4: 129,953,116 (GRCm39) E424G probably damaging Het
Ctsc G T 7: 87,930,666 (GRCm39) G82W probably damaging Het
Cxcr4 T C 1: 128,517,352 (GRCm39) D101G probably benign Het
Dapk1 T A 13: 60,884,138 (GRCm39) N635K probably benign Het
Dop1a T C 9: 86,382,913 (GRCm39) M282T probably damaging Het
Dpysl4 G A 7: 138,671,915 (GRCm39) E172K probably damaging Het
Efcab3 A C 11: 104,799,896 (GRCm39) T2931P probably damaging Het
Fbxw22 A T 9: 109,211,144 (GRCm39) W386R probably benign Het
Garin1b T A 6: 29,323,905 (GRCm39) I210N probably damaging Het
Grm7 A G 6: 110,623,265 (GRCm39) K146R probably benign Het
Grm7 C A 6: 111,472,690 (GRCm39) P843Q probably damaging Het
Gtf2e2 A G 8: 34,248,726 (GRCm39) D171G probably damaging Het
Hyal5 T C 6: 24,876,303 (GRCm39) S59P probably benign Het
Il7r T A 15: 9,508,090 (GRCm39) T411S probably damaging Het
Kcp T A 6: 29,484,611 (GRCm39) probably null Het
Krcc1 T C 6: 71,261,135 (GRCm39) Y56H probably benign Het
Lmo2 T A 2: 103,801,018 (GRCm39) M1K probably null Het
Lrit3 G A 3: 129,582,934 (GRCm39) T351I probably damaging Het
Mcu T G 10: 59,292,566 (GRCm39) T38P possibly damaging Het
Mylk T A 16: 34,820,688 (GRCm39) I89N probably damaging Het
Ncoa2 A T 1: 13,226,725 (GRCm39) C996S possibly damaging Het
Npr2 A G 4: 43,640,597 (GRCm39) E350G probably damaging Het
Or5an1b T C 19: 12,299,792 (GRCm39) Y133C probably damaging Het
Pald1 T C 10: 61,156,996 (GRCm39) E818G probably benign Het
Phf19 G T 2: 34,794,143 (GRCm39) Q210K probably damaging Het
Pomgnt1 G A 4: 116,011,351 (GRCm39) V250M probably damaging Het
Ppm1l T A 3: 69,456,736 (GRCm39) C218S possibly damaging Het
Prkdc G A 16: 15,617,853 (GRCm39) R3228H probably benign Het
Pros1 A T 16: 62,744,938 (GRCm39) T518S probably benign Het
Rdh8 T A 9: 20,734,003 (GRCm39) V63D probably benign Het
Rexo1 A G 10: 80,386,470 (GRCm39) V196A possibly damaging Het
Scgb2b20 A T 7: 33,065,724 (GRCm39) M1K probably null Het
Scn11a A G 9: 119,594,580 (GRCm39) V1271A probably benign Het
Serac1 C A 17: 6,102,090 (GRCm39) D395Y probably damaging Het
Syne2 A G 12: 76,012,771 (GRCm39) D2655G probably benign Het
Tm4sf19 T C 16: 32,224,676 (GRCm39) V8A probably benign Het
Usp3 A T 9: 66,427,972 (GRCm39) D334E probably benign Het
Uty C T Y: 1,240,000 (GRCm39) probably null Het
Vmn2r7 T C 3: 64,598,542 (GRCm39) N672D probably damaging Het
Vmn2r96 T A 17: 18,818,100 (GRCm39) L751H probably damaging Het
Wnk2 T C 13: 49,254,616 (GRCm39) S300G probably damaging Het
Zp3r G T 1: 130,505,632 (GRCm39) S508R probably benign Het
Other mutations in Eif2ak3
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01386:Eif2ak3 APN 6 70,869,710 (GRCm39) missense probably damaging 1.00
IGL02069:Eif2ak3 APN 6 70,873,949 (GRCm39) missense probably damaging 1.00
IGL02197:Eif2ak3 APN 6 70,878,441 (GRCm39) missense probably benign 0.37
IGL03150:Eif2ak3 APN 6 70,869,420 (GRCm39) missense possibly damaging 0.68
R0024:Eif2ak3 UTSW 6 70,869,340 (GRCm39) missense probably benign 0.01
R0130:Eif2ak3 UTSW 6 70,858,716 (GRCm39) splice site probably benign
R0394:Eif2ak3 UTSW 6 70,862,202 (GRCm39) missense probably benign 0.03
R0699:Eif2ak3 UTSW 6 70,869,514 (GRCm39) missense probably benign 0.16
R1648:Eif2ak3 UTSW 6 70,860,615 (GRCm39) missense possibly damaging 0.52
R1708:Eif2ak3 UTSW 6 70,864,790 (GRCm39) missense probably damaging 0.99
R1953:Eif2ak3 UTSW 6 70,869,538 (GRCm39) missense probably benign 0.03
R2062:Eif2ak3 UTSW 6 70,881,181 (GRCm39) missense probably benign 0.02
R2875:Eif2ak3 UTSW 6 70,860,623 (GRCm39) missense probably damaging 1.00
R4260:Eif2ak3 UTSW 6 70,866,497 (GRCm39) missense probably damaging 0.98
R4357:Eif2ak3 UTSW 6 70,861,859 (GRCm39) missense probably damaging 0.98
R4786:Eif2ak3 UTSW 6 70,869,602 (GRCm39) missense possibly damaging 0.95
R4801:Eif2ak3 UTSW 6 70,864,877 (GRCm39) missense probably benign 0.01
R4802:Eif2ak3 UTSW 6 70,864,877 (GRCm39) missense probably benign 0.01
R5194:Eif2ak3 UTSW 6 70,835,462 (GRCm39) missense possibly damaging 0.83
R5260:Eif2ak3 UTSW 6 70,870,113 (GRCm39) missense probably damaging 1.00
R5710:Eif2ak3 UTSW 6 70,860,717 (GRCm39) missense probably damaging 1.00
R5724:Eif2ak3 UTSW 6 70,853,824 (GRCm39) missense probably benign 0.19
R6089:Eif2ak3 UTSW 6 70,873,918 (GRCm39) missense possibly damaging 0.87
R6656:Eif2ak3 UTSW 6 70,860,699 (GRCm39) missense probably damaging 1.00
R6940:Eif2ak3 UTSW 6 70,869,386 (GRCm39) missense possibly damaging 0.82
R6958:Eif2ak3 UTSW 6 70,869,667 (GRCm39) missense probably benign 0.01
R7168:Eif2ak3 UTSW 6 70,858,610 (GRCm39) missense probably benign
R7627:Eif2ak3 UTSW 6 70,869,919 (GRCm39) missense probably benign 0.01
R8322:Eif2ak3 UTSW 6 70,855,903 (GRCm39) missense probably damaging 1.00
R8693:Eif2ak3 UTSW 6 70,858,535 (GRCm39) missense possibly damaging 0.94
R8729:Eif2ak3 UTSW 6 70,821,864 (GRCm39) missense probably benign 0.00
R8924:Eif2ak3 UTSW 6 70,870,003 (GRCm39) missense probably damaging 1.00
R9127:Eif2ak3 UTSW 6 70,860,704 (GRCm39) missense probably damaging 1.00
R9156:Eif2ak3 UTSW 6 70,860,614 (GRCm39) missense probably damaging 1.00
R9171:Eif2ak3 UTSW 6 70,835,419 (GRCm39) missense probably damaging 1.00
R9608:Eif2ak3 UTSW 6 70,841,511 (GRCm39) nonsense probably null
Predicted Primers PCR Primer
(F):5'- TTCCGGTTTAGGAATCTAAAGATGC -3'
(R):5'- ACCGCATGACCAGCTTTTG -3'

Sequencing Primer
(F):5'- ATTTCAATCCTAGCACCTGGGAGG -3'
(R):5'- GGAATTTCTAAATAACGCCATTCCTG -3'
Posted On 2018-11-28