Incidental Mutation 'R7148:Mars2'
ID 553918
Institutional Source Beutler Lab
Gene Symbol Mars2
Ensembl Gene ENSMUSG00000046994
Gene Name methionine-tRNA synthetase 2 (mitochondrial)
Synonyms C730026E21Rik
MMRRC Submission 045225-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R7148 (G1)
Quality Score 225.009
Status Not validated
Chromosome 1
Chromosomal Location 55276336-55279217 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 55276673 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 92 (I92T)
Ref Sequence ENSEMBL: ENSMUSP00000049770 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000061334]
AlphaFold Q499X9
Predicted Effect probably damaging
Transcript: ENSMUST00000061334
AA Change: I92T

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000049770
Gene: ENSMUSG00000046994
AA Change: I92T

DomainStartEndE-ValueType
Pfam:tRNA-synt_1 28 135 1.5e-6 PFAM
Pfam:tRNA-synt_1g 38 404 3.3e-109 PFAM
Pfam:tRNA-synt_1 263 376 4.4e-11 PFAM
Pfam:tRNA-synt_1e 319 387 3.4e-6 PFAM
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.2%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene produces a mitochondrial methionyl-tRNA synthetase protein that is encoded by the nuclear genome and imported to the mitochondrion. This protein likely functions as a monomer and is predicted to localize to the mitochondrial matrix. Mutations in this gene are associated with the autosomal recessive neurodegenerative disease spastic ataxia-3 (SPAX3). [provided by RefSeq, Apr 2014]
Allele List at MGI
Other mutations in this stock
Total: 64 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700024G13Rik T A 14: 32,110,269 (GRCm39) Y14F probably damaging Het
Acly A G 11: 100,374,608 (GRCm39) V805A possibly damaging Het
Apcdd1 T C 18: 63,084,916 (GRCm39) V371A probably damaging Het
Cacna1g A T 11: 94,356,756 (GRCm39) F127I probably benign Het
Ccdc138 T C 10: 58,374,102 (GRCm39) L374P probably damaging Het
Ces2b A G 8: 105,564,928 (GRCm39) Y504C probably damaging Het
Ces5a C T 8: 94,228,950 (GRCm39) G427S probably damaging Het
Chd1l C T 3: 97,498,632 (GRCm39) V256M probably damaging Het
Col24a1 C T 3: 145,021,060 (GRCm39) T477M probably damaging Het
Dmbt1 T A 7: 130,668,464 (GRCm39) C573* probably null Het
Emcn A T 3: 137,122,855 (GRCm39) Y188F possibly damaging Het
Eva1a T G 6: 82,048,125 (GRCm39) M1R probably null Het
Fam243 T C 16: 92,117,875 (GRCm39) K138E probably benign Het
Fam83h C A 15: 75,877,016 (GRCm39) D194Y probably damaging Het
Flywch1 T C 17: 23,974,649 (GRCm39) K664E probably benign Het
Fzd9 A G 5: 135,278,544 (GRCm39) V447A probably benign Het
Heatr5b T C 17: 79,138,863 (GRCm39) D93G probably damaging Het
Hmcn1 T C 1: 150,562,605 (GRCm39) I2318V probably benign Het
Hyal5 T A 6: 24,876,901 (GRCm39) L258Q probably damaging Het
Itprid1 T C 6: 55,874,671 (GRCm39) I207T probably damaging Het
Kmo T A 1: 175,479,168 (GRCm39) C235S probably damaging Het
Lamc2 G A 1: 153,061,730 (GRCm39) P2S probably benign Het
Lman2 G A 13: 55,500,762 (GRCm39) P146S probably benign Het
Msh3 A G 13: 92,491,330 (GRCm39) F27L probably benign Het
Myom2 T C 8: 15,134,577 (GRCm39) V460A possibly damaging Het
Nicn1 T A 9: 108,172,306 (GRCm39) *214R probably null Het
Nsd2 T C 5: 34,042,855 (GRCm39) F1040L possibly damaging Het
Or1ab2 T A 8: 72,864,001 (GRCm39) I197N possibly damaging Het
Osm T A 11: 4,189,936 (GRCm39) I240N probably benign Het
Pard3b T A 1: 62,479,191 (GRCm39) D884E probably benign Het
Pex5 T G 6: 124,382,231 (GRCm39) D150A probably benign Het
Pfkfb4 T C 9: 108,856,676 (GRCm39) V394A probably damaging Het
Pjvk A G 2: 76,488,831 (GRCm39) K334R possibly damaging Het
Pkd1l2 T C 8: 117,807,525 (GRCm39) D171G probably benign Het
Prpf4b T G 13: 35,078,455 (GRCm39) N688K probably benign Het
R3hcc1 T C 14: 69,943,001 (GRCm39) E192G possibly damaging Het
Rad54l2 C A 9: 106,596,318 (GRCm39) G207* probably null Het
Rhobtb3 G T 13: 76,059,006 (GRCm39) T264K probably benign Het
Rpl27 A G 11: 101,333,232 (GRCm39) probably benign Het
Rxfp3 C T 15: 11,036,863 (GRCm39) V170I possibly damaging Het
Samd4 T A 14: 47,254,140 (GRCm39) S201R probably benign Het
Sell A G 1: 163,893,176 (GRCm39) I131V possibly damaging Het
Semp2l2a T A 8: 13,887,996 (GRCm39) I32L probably benign Het
Sirpb1c A T 3: 15,887,223 (GRCm39) Y205* probably null Het
Smc3 A T 19: 53,630,326 (GRCm39) E1111V possibly damaging Het
Sowaha C A 11: 53,370,182 (GRCm39) V185L probably benign Het
Spata4 A C 8: 55,055,585 (GRCm39) I159L probably benign Het
Spring1 A G 5: 118,393,759 (GRCm39) N46D probably benign Het
Tekt2 A G 4: 126,216,174 (GRCm39) I373T probably benign Het
Tle7 G T 8: 110,836,048 (GRCm39) R119I probably benign Het
Tomm20l T C 12: 71,164,313 (GRCm39) V65A probably benign Het
Trabd2b A G 4: 114,266,547 (GRCm39) D187G probably damaging Het
Trrap A G 5: 144,758,613 (GRCm39) I2147V possibly damaging Het
Tsc22d2 T A 3: 58,324,429 (GRCm39) C440* probably null Het
Ube3b A C 5: 114,544,313 (GRCm39) N570T probably damaging Het
Uevld A G 7: 46,600,724 (GRCm39) I70T probably damaging Het
Usp10 C T 8: 120,663,289 (GRCm39) T37I possibly damaging Het
Vmn2r23 T A 6: 123,689,981 (GRCm39) F286I probably benign Het
Vmn2r62 A G 7: 42,414,640 (GRCm39) V601A probably benign Het
Wdr81 G C 11: 75,336,828 (GRCm39) N401K Het
Ythdc2 G T 18: 44,966,189 (GRCm39) V142F probably benign Het
Zfp346 T C 13: 55,253,263 (GRCm39) F36S possibly damaging Het
Zfp748 C T 13: 67,690,358 (GRCm39) V301M possibly damaging Het
Zim1 T C 7: 6,681,220 (GRCm39) K148E possibly damaging Het
Other mutations in Mars2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01803:Mars2 APN 1 55,277,155 (GRCm39) missense probably damaging 1.00
IGL02283:Mars2 APN 1 55,277,933 (GRCm39) missense probably damaging 0.99
IGL02379:Mars2 APN 1 55,277,212 (GRCm39) missense probably damaging 1.00
IGL02485:Mars2 APN 1 55,276,750 (GRCm39) missense possibly damaging 0.87
IGL03047:Mars2 UTSW 1 55,278,032 (GRCm39) missense probably benign
R4581:Mars2 UTSW 1 55,277,021 (GRCm39) missense probably damaging 1.00
R5019:Mars2 UTSW 1 55,276,468 (GRCm39) missense possibly damaging 0.94
R7220:Mars2 UTSW 1 55,277,222 (GRCm39) missense probably damaging 1.00
R7358:Mars2 UTSW 1 55,276,729 (GRCm39) missense probably damaging 1.00
R8035:Mars2 UTSW 1 55,277,456 (GRCm39) missense possibly damaging 0.50
R8683:Mars2 UTSW 1 55,277,741 (GRCm39) missense probably benign 0.35
R9075:Mars2 UTSW 1 55,278,154 (GRCm39) missense probably damaging 0.97
R9133:Mars2 UTSW 1 55,276,721 (GRCm39) missense possibly damaging 0.75
R9370:Mars2 UTSW 1 55,276,624 (GRCm39) missense probably benign 0.26
Predicted Primers PCR Primer
(F):5'- ACACCCGGGATACGCTCTTC -3'
(R):5'- TTTGTAAAGCAGACCCCGGG -3'

Sequencing Primer
(F):5'- AGGAGTCAACGCTTGCC -3'
(R):5'- AGACCCCGGGCCTCCAG -3'
Posted On 2019-05-15