Incidental Mutation 'R5710:Eif2ak3'
ID 501431
Institutional Source Beutler Lab
Gene Symbol Eif2ak3
Ensembl Gene ENSMUSG00000031668
Gene Name eukaryotic translation initiation factor 2 alpha kinase 3
Synonyms PERK
MMRRC Submission 044396-MU
Accession Numbers
Essential gene? Possibly essential (E-score: 0.650) question?
Stock # R5710 (G1)
Quality Score 225
Status Not validated
Chromosome 6
Chromosomal Location 70821499-70882229 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 70860717 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Asparagine at position 431 (I431N)
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: I431N

PolyPhen 2 Score 0.996 (Sensitivity: 0.55; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000034093
Gene: ENSMUSG00000031668
AA Change: I431N

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
Predicted Effect noncoding transcript
Transcript: ENSMUST00000159401
Predicted Effect noncoding transcript
Transcript: ENSMUST00000199580
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.3%
  • 20x: 95.4%
Validation Efficiency
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: 40 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam28 G A 14: 68,847,357 (GRCm39) H713Y probably damaging Het
Adam39 A T 8: 41,277,684 (GRCm39) Y25F probably benign Het
Ankfn1 T C 11: 89,394,751 (GRCm39) N278S probably benign Het
Aqp7 G A 4: 41,035,510 (GRCm39) T115I probably benign Het
Arhgap18 G A 10: 26,736,729 (GRCm39) probably null Het
Bcl2a1b A C 9: 89,081,732 (GRCm39) Q107P probably benign Het
Btbd9 A G 17: 30,447,842 (GRCm39) S525P probably benign Het
Cabin1 A G 10: 75,482,852 (GRCm39) S2093P probably benign Het
Ccnd1 T C 7: 144,491,781 (GRCm39) D86G possibly damaging Het
Chdh C A 14: 29,756,584 (GRCm39) Q337K probably damaging Het
Cldn9 T C 17: 23,902,421 (GRCm39) D68G probably damaging Het
Cpt1b T A 15: 89,309,409 (GRCm39) K41N probably damaging Het
Dsg1c T C 18: 20,405,408 (GRCm39) Y274H probably benign Het
Erbb2 T A 11: 98,317,906 (GRCm39) W416R probably damaging Het
Fgd3 T A 13: 49,450,205 (GRCm39) I15F probably benign Het
Fkbp14 T A 6: 54,566,255 (GRCm39) probably null Het
Havcr1 T C 11: 46,643,353 (GRCm39) V91A probably damaging Het
Kmt2d T C 15: 98,751,987 (GRCm39) probably benign Het
Lipc T A 9: 70,719,979 (GRCm39) I343F probably benign Het
Madd T C 2: 90,984,821 (GRCm39) T1331A probably damaging Het
Mcm5 A C 8: 75,847,538 (GRCm39) D445A probably damaging Het
Mdga2 C A 12: 66,553,556 (GRCm39) L98F probably damaging Het
Micall1 C A 15: 79,011,290 (GRCm39) H553Q probably damaging Het
Mxd4 A G 5: 34,344,671 (GRCm39) probably null Het
Peg10 CC CCCCATCAGGC 6: 4,756,350 (GRCm39) probably benign Het
Peg10 C CCCATCAGGA 6: 4,756,351 (GRCm39) probably benign Het
Prtg T A 9: 72,716,922 (GRCm39) Y88N probably damaging Het
Saxo1 C T 4: 86,363,272 (GRCm39) V404I possibly damaging Het
Sclt1 C A 3: 41,618,398 (GRCm39) E14* probably null Het
Shfl G T 9: 20,784,192 (GRCm39) R138L possibly damaging Het
Strn G A 17: 78,995,028 (GRCm39) L162F probably damaging Het
T T C 17: 8,660,474 (GRCm39) S221P probably benign Het
Tbl1xr1 A G 3: 22,264,578 (GRCm39) D511G probably damaging Het
Ttc7 A C 17: 87,597,674 (GRCm39) N82T probably damaging Het
Ttn C T 2: 76,747,786 (GRCm39) R4421H possibly damaging Het
Uaca T A 9: 60,779,093 (GRCm39) L1158Q probably damaging Het
Vdr T C 15: 97,757,008 (GRCm39) Y288C probably damaging Het
Vdr A T 15: 97,765,089 (GRCm39) S217T probably benign Het
Zhx2 T A 15: 57,684,866 (GRCm39) Y78* probably null Het
Znhit1 C T 5: 137,011,456 (GRCm39) C119Y probably damaging 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
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
R6949:Eif2ak3 UTSW 6 70,855,829 (GRCm39) missense probably damaging 0.99
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'- CATCTTCCCTGGAAAGAGCTATG -3'
(R):5'- GCCTGGCTTATTCTGTTTTAAATGC -3'

Sequencing Primer
(F):5'- TAAGAACTCCATCATGTGACTGAC -3'
(R):5'- ACTCATTGTGCAGACTAGGC -3'
Posted On 2017-12-01