Incidental Mutation 'R5966:Mtr'
ID 472118
Institutional Source Beutler Lab
Gene Symbol Mtr
Ensembl Gene ENSMUSG00000021311
Gene Name 5-methyltetrahydrofolate-homocysteine methyltransferase
Synonyms methionine synthase, D830038K18Rik, MS
MMRRC Submission 044151-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R5966 (G1)
Quality Score 225
Status Validated
Chromosome 13
Chromosomal Location 12197598-12272999 bp(-) (GRCm39)
Type of Mutation critical splice acceptor site
DNA Base Change (assembly) T to C at 12230453 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Ref Sequence ENSEMBL: ENSMUSP00000097442 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000099856] [ENSMUST00000099856] [ENSMUST00000221290]
AlphaFold A6H5Y3
Predicted Effect probably null
Transcript: ENSMUST00000099856
SMART Domains Protein: ENSMUSP00000097442
Gene: ENSMUSG00000021311

DomainStartEndE-ValueType
Pfam:S-methyl_trans 18 326 1.5e-93 PFAM
Pfam:Pterin_bind 363 601 4.6e-63 PFAM
B12-binding_2 657 743 6.42e-41 SMART
Pfam:B12-binding 761 861 3.3e-20 PFAM
Pfam:Met_synt_B12 953 1234 2.5e-114 PFAM
Predicted Effect probably null
Transcript: ENSMUST00000099856
SMART Domains Protein: ENSMUSP00000097442
Gene: ENSMUSG00000021311

DomainStartEndE-ValueType
Pfam:S-methyl_trans 18 326 1.5e-93 PFAM
Pfam:Pterin_bind 363 601 4.6e-63 PFAM
B12-binding_2 657 743 6.42e-41 SMART
Pfam:B12-binding 761 861 3.3e-20 PFAM
Pfam:Met_synt_B12 953 1234 2.5e-114 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000221290
Meta Mutation Damage Score 0.9590 question?
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 98.2%
  • 20x: 94.5%
Validation Efficiency 94% (79/84)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes the 5-methyltetrahydrofolate-homocysteine methyltransferase. This enzyme, also known as cobalamin-dependent methionine synthase, catalyzes the final step in methionine biosynthesis. Mutations in MTR have been identified as the underlying cause of methylcobalamin deficiency complementation group G. Alternatively spliced transcript variants encoding distinct isoforms have been found for this gene. [provided by RefSeq, May 2014]
PHENOTYPE: Mice homozygous for a targeted null mutation exhibit embryonic lethality prior to E9.5. Heterozygous appear mostly similar to conrtols, except that they exhibit elevated plasma methionine and homocysteine levels. [provided by MGI curators]
Allele List at MGI

All alleles(6) : Targeted, knock-out(1) Gene trapped(5)

Other mutations in this stock
Total: 71 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
A930009A15Rik A T 10: 115,415,717 (GRCm39) probably benign Het
Acaa2 T C 18: 74,937,223 (GRCm39) L369S probably damaging Het
Akna A G 4: 63,313,140 (GRCm39) S328P probably damaging Het
Albfm1 A G 5: 90,719,546 (GRCm39) Y214C probably damaging Het
Apc A G 18: 34,354,140 (GRCm39) probably benign Het
Brca2 C T 5: 150,466,716 (GRCm39) T2160I probably damaging Het
Camsap2 A G 1: 136,204,330 (GRCm39) S1251P probably damaging Het
Ccdc110 A G 8: 46,395,573 (GRCm39) E488G probably damaging Het
Ccdc158 T A 5: 92,797,908 (GRCm39) I411F probably damaging Het
Cd163 C T 6: 124,297,595 (GRCm39) Q914* probably null Het
Cd22 T C 7: 30,566,083 (GRCm39) D827G probably damaging Het
Ces1e A G 8: 93,946,001 (GRCm39) probably null Het
Col14a1 T C 15: 55,315,779 (GRCm39) probably null Het
Csmd3 T A 15: 47,713,135 (GRCm39) D1509V probably damaging Het
Ddx51 A G 5: 110,804,717 (GRCm39) D543G probably damaging Het
Diaph3 T A 14: 87,222,261 (GRCm39) I408F probably damaging Het
Dld G A 12: 31,390,325 (GRCm39) P213L probably damaging Het
Dnah6 T C 6: 73,037,262 (GRCm39) T3327A probably benign Het
Dnttip2 T A 3: 122,078,817 (GRCm39) probably benign Het
Dock10 T C 1: 80,546,225 (GRCm39) E791G possibly damaging Het
Ehd3 G T 17: 74,134,356 (GRCm39) W238C probably damaging Het
Ehd3 T G 17: 74,134,361 (GRCm39) L240R probably damaging Het
Ep400 A G 5: 110,824,766 (GRCm39) V2357A unknown Het
Fam20c T C 5: 138,741,932 (GRCm39) V181A probably damaging Het
Gm4781 T C 10: 100,232,814 (GRCm39) noncoding transcript Het
Gpatch8 A T 11: 102,371,058 (GRCm39) S827T unknown Het
Grm3 A T 5: 9,561,930 (GRCm39) I640N probably damaging Het
Gstm7 A G 3: 107,838,747 (GRCm39) probably benign Het
Hdac7 G T 15: 97,700,372 (GRCm39) H572Q probably damaging Het
Ift140 C T 17: 25,313,735 (GRCm39) Q1389* probably null Het
Igfn1 A G 1: 135,893,152 (GRCm39) V2099A probably damaging Het
Ik A G 18: 36,888,531 (GRCm39) N443S possibly damaging Het
Impact A G 18: 13,123,601 (GRCm39) K315E probably benign Het
Insr C A 8: 3,308,697 (GRCm39) R113L probably benign Het
Jak2 T A 19: 29,260,954 (GRCm39) Y317N possibly damaging Het
Kif18a T A 2: 109,122,411 (GRCm39) V162E probably damaging Het
L3mbtl3 A G 10: 26,207,762 (GRCm39) V319A unknown Het
Lepr T C 4: 101,649,324 (GRCm39) probably benign Het
Lmo7 C T 14: 102,137,938 (GRCm39) T647I possibly damaging Het
Mindy3 C T 2: 12,405,854 (GRCm39) R147Q probably benign Het
Muc4 A T 16: 32,576,652 (GRCm39) probably benign Het
Nrip1 G A 16: 76,090,471 (GRCm39) T362M possibly damaging Het
Or1j17 G T 2: 36,578,074 (GRCm39) R20L probably null Het
Or1q1 T C 2: 36,886,957 (GRCm39) I45T possibly damaging Het
Or5d45 A G 2: 88,153,222 (GRCm39) S276P probably benign Het
Ovol1 G A 19: 5,601,630 (GRCm39) R131C probably damaging Het
Pcca T C 14: 122,905,998 (GRCm39) V323A probably damaging Het
Pcdhb14 A T 18: 37,581,295 (GRCm39) M134L probably benign Het
Pecam1 G A 11: 106,581,887 (GRCm39) T252M probably benign Het
Rnd3 T A 2: 51,022,536 (GRCm39) I169F probably damaging Het
Rnmt T A 18: 68,444,689 (GRCm39) D219E probably benign Het
Rufy1 A T 11: 50,292,315 (GRCm39) F491L probably benign Het
Ryr2 G T 13: 11,677,124 (GRCm39) C3242* probably null Het
Smurf2 G T 11: 106,766,727 (GRCm39) R31S possibly damaging Het
Sptbn1 A G 11: 30,074,873 (GRCm39) I1333T probably damaging Het
Stard9 G A 2: 120,527,580 (GRCm39) C1279Y probably damaging Het
Sugp2 T C 8: 70,704,753 (GRCm39) probably null Het
Sulf1 A T 1: 12,929,636 (GRCm39) D301V probably benign Het
Tbcd G T 11: 121,492,737 (GRCm39) probably benign Het
Tlr11 T C 14: 50,599,712 (GRCm39) I566T probably benign Het
Tm9sf2 T A 14: 122,374,921 (GRCm39) probably benign Het
Tnfaip8l1 T C 17: 56,478,799 (GRCm39) F30L probably benign Het
Trav15-2-dv6-2 T A 14: 53,887,433 (GRCm39) C118S probably damaging Het
Ttc13 A G 8: 125,408,959 (GRCm39) probably benign Het
Ubqln3 A T 7: 103,790,906 (GRCm39) S395T probably benign Het
Urb2 A G 8: 124,754,827 (GRCm39) D178G probably benign Het
Usf3 A G 16: 44,041,222 (GRCm39) I1901V probably benign Het
Vmn1r173 A T 7: 23,402,112 (GRCm39) I116F probably benign Het
Vmn1r69 T A 7: 10,314,717 (GRCm39) T5S probably benign Het
Wbp1l C T 19: 46,642,619 (GRCm39) R191* probably null Het
Wfikkn2 C T 11: 94,129,688 (GRCm39) R151H probably damaging Het
Other mutations in Mtr
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01299:Mtr APN 13 12,240,536 (GRCm39) splice site probably benign
IGL02456:Mtr APN 13 12,213,980 (GRCm39) missense probably damaging 0.98
IGL02573:Mtr APN 13 12,214,013 (GRCm39) missense possibly damaging 0.95
IGL02642:Mtr APN 13 12,210,118 (GRCm39) splice site probably benign
IGL03005:Mtr APN 13 12,250,335 (GRCm39) splice site probably benign
IGL03017:Mtr APN 13 12,262,777 (GRCm39) critical splice donor site probably null
IGL03036:Mtr APN 13 12,262,263 (GRCm39) missense probably damaging 1.00
H8930:Mtr UTSW 13 12,250,346 (GRCm39) missense probably damaging 1.00
PIT4431001:Mtr UTSW 13 12,227,329 (GRCm39) missense probably damaging 1.00
PIT4520001:Mtr UTSW 13 12,212,871 (GRCm39) nonsense probably null
R0011:Mtr UTSW 13 12,252,938 (GRCm39) splice site probably benign
R0047:Mtr UTSW 13 12,237,112 (GRCm39) missense probably damaging 1.00
R0047:Mtr UTSW 13 12,237,112 (GRCm39) missense probably damaging 1.00
R0304:Mtr UTSW 13 12,237,040 (GRCm39) critical splice donor site probably null
R0617:Mtr UTSW 13 12,236,318 (GRCm39) missense probably benign
R0842:Mtr UTSW 13 12,215,133 (GRCm39) missense probably damaging 1.00
R1101:Mtr UTSW 13 12,204,411 (GRCm39) missense possibly damaging 0.84
R1450:Mtr UTSW 13 12,208,619 (GRCm39) missense probably damaging 0.99
R1534:Mtr UTSW 13 12,250,430 (GRCm39) splice site probably benign
R1907:Mtr UTSW 13 12,240,418 (GRCm39) missense probably damaging 1.00
R2111:Mtr UTSW 13 12,259,487 (GRCm39) missense possibly damaging 0.86
R2354:Mtr UTSW 13 12,203,043 (GRCm39) splice site probably benign
R3849:Mtr UTSW 13 12,262,251 (GRCm39) missense probably benign 0.16
R3899:Mtr UTSW 13 12,231,735 (GRCm39) missense probably benign 0.00
R4012:Mtr UTSW 13 12,204,284 (GRCm39) missense probably damaging 1.00
R4012:Mtr UTSW 13 12,204,283 (GRCm39) missense probably damaging 1.00
R4075:Mtr UTSW 13 12,230,298 (GRCm39) critical splice donor site probably null
R4091:Mtr UTSW 13 12,245,943 (GRCm39) missense probably damaging 1.00
R4655:Mtr UTSW 13 12,242,679 (GRCm39) missense probably damaging 1.00
R4801:Mtr UTSW 13 12,210,137 (GRCm39) missense probably benign 0.01
R4802:Mtr UTSW 13 12,210,137 (GRCm39) missense probably benign 0.01
R4895:Mtr UTSW 13 12,231,752 (GRCm39) missense probably benign 0.01
R5481:Mtr UTSW 13 12,203,041 (GRCm39) critical splice acceptor site probably null
R6209:Mtr UTSW 13 12,205,278 (GRCm39) missense probably benign 0.00
R6348:Mtr UTSW 13 12,262,840 (GRCm39) missense possibly damaging 0.49
R6463:Mtr UTSW 13 12,231,752 (GRCm39) missense probably benign 0.01
R6467:Mtr UTSW 13 12,202,992 (GRCm39) missense probably damaging 1.00
R7046:Mtr UTSW 13 12,205,095 (GRCm39) missense possibly damaging 0.58
R7505:Mtr UTSW 13 12,236,362 (GRCm39) missense probably benign 0.02
R7575:Mtr UTSW 13 12,213,963 (GRCm39) missense probably benign 0.01
R7705:Mtr UTSW 13 12,264,782 (GRCm39) missense probably benign
R7748:Mtr UTSW 13 12,242,725 (GRCm39) missense probably benign 0.00
R8161:Mtr UTSW 13 12,236,372 (GRCm39) missense probably damaging 0.99
R8290:Mtr UTSW 13 12,205,139 (GRCm39) missense probably damaging 1.00
R8988:Mtr UTSW 13 12,250,365 (GRCm39) missense probably benign
R9050:Mtr UTSW 13 12,231,748 (GRCm39) missense probably null 0.67
R9420:Mtr UTSW 13 12,268,764 (GRCm39) missense probably benign 0.04
R9655:Mtr UTSW 13 12,203,030 (GRCm39) missense probably damaging 1.00
X0064:Mtr UTSW 13 12,265,543 (GRCm39) missense probably damaging 1.00
Z1177:Mtr UTSW 13 12,264,752 (GRCm39) nonsense probably null
Z1177:Mtr UTSW 13 12,201,935 (GRCm39) missense probably benign 0.32
Predicted Primers PCR Primer
(F):5'- AGCTCTGTCTATACTGCAACC -3'
(R):5'- GGAAGCAAAACTTAATGAACTGCC -3'

Sequencing Primer
(F):5'- TGCACAACTTACTGAAAAATAGGC -3'
(R):5'- AACTTAATGAACTGCCTGTGTTGG -3'
Posted On 2017-03-31