Incidental Mutation 'R0011:Mtr'
ID 98990
Institutional Source Beutler Lab
Gene Symbol Mtr
Ensembl Gene ENSMUSG00000021311
Gene Name 5-methyltetrahydrofolate-homocysteine methyltransferase
Synonyms methionine synthase, D830038K18Rik, MS
MMRRC Submission 038306-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R0011 (G1)
Quality Score 75
Status Validated
Chromosome 13
Chromosomal Location 12197598-12272999 bp(-) (GRCm39)
Type of Mutation splice site
DNA Base Change (assembly) T to C at 12252938 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Ref Sequence ENSEMBL: ENSMUSP00000152579 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000099856] [ENSMUST00000221290]
AlphaFold A6H5Y3
Predicted Effect probably benign
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
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.8%
  • 10x: 97.7%
  • 20x: 95.9%
Validation Efficiency 100% (59/59)
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: 55 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
A930011G23Rik T C 5: 99,380,213 (GRCm39) Y344C probably damaging Het
Alox15 A G 11: 70,240,422 (GRCm39) V253A possibly damaging Het
Ank3 A G 10: 69,815,281 (GRCm39) probably benign Het
Art3 T A 5: 92,551,471 (GRCm39) Y17N probably damaging Het
Asic3 C T 5: 24,622,490 (GRCm39) probably benign Het
Bach2 G T 4: 32,244,655 (GRCm39) probably benign Het
Brip1 C A 11: 86,077,824 (GRCm39) K201N possibly damaging Het
Ccdc88a T C 11: 29,324,364 (GRCm39) F6S probably damaging Het
Cdcp3 T A 7: 130,831,722 (GRCm39) L389Q probably damaging Het
Celsr2 A G 3: 108,320,718 (GRCm39) I698T probably benign Het
Cenpf A G 1: 189,382,903 (GRCm39) S2664P probably benign Het
Cfap54 A T 10: 92,901,087 (GRCm39) C156S probably damaging Het
Cops4 C A 5: 100,675,847 (GRCm39) Q28K probably benign Het
Cyb5a T A 18: 84,895,947 (GRCm39) probably benign Het
Diaph3 A T 14: 87,103,844 (GRCm39) C847S probably damaging Het
Dnah3 T C 7: 119,618,924 (GRCm39) K1648R probably damaging Het
Dnai7 T A 6: 145,124,781 (GRCm39) M515L probably damaging Het
Emilin2 C T 17: 71,580,863 (GRCm39) G621E probably benign Het
Enpp1 T A 10: 24,545,900 (GRCm39) K228* probably null Het
Epg5 T C 18: 77,991,698 (GRCm39) C132R probably benign Het
Epha7 G A 4: 28,962,564 (GRCm39) D961N probably benign Het
G6pc2 C A 2: 69,056,909 (GRCm39) probably benign Het
Gm7361 C T 5: 26,463,876 (GRCm39) probably benign Het
Grin2c T C 11: 115,146,576 (GRCm39) Y476C probably damaging Het
Hnrnpul1 T G 7: 25,442,340 (GRCm39) probably benign Het
Igf2bp1 T C 11: 95,896,410 (GRCm39) D17G probably damaging Het
Insrr T C 3: 87,716,923 (GRCm39) C688R possibly damaging Het
Itgb2l T C 16: 96,228,861 (GRCm39) probably benign Het
Kidins220 T A 12: 25,049,351 (GRCm39) V322E probably damaging Het
Klk1 C T 7: 43,878,959 (GRCm39) T149I probably benign Het
Mbd3l1 A G 9: 18,395,863 (GRCm39) probably benign Het
Miox C T 15: 89,220,477 (GRCm39) L189F possibly damaging Het
Mrc1 T C 2: 14,266,148 (GRCm39) probably null Het
Ncoa6 TGC TGCGC 2: 155,250,211 (GRCm39) probably null Het
Npy4r C T 14: 33,868,680 (GRCm39) V203M probably damaging Het
Or8g52 T A 9: 39,630,923 (GRCm39) N133K probably benign Het
Pik3r4 C A 9: 105,521,836 (GRCm39) T134K probably benign Het
Rdh19 T A 10: 127,692,780 (GRCm39) L149Q probably damaging Het
Sema3e C T 5: 14,194,025 (GRCm39) R85* probably null Het
Shtn1 A G 19: 59,020,650 (GRCm39) S191P possibly damaging Het
Slc39a11 A T 11: 113,138,659 (GRCm39) F279L probably benign Het
Slc4a1 T C 11: 102,247,936 (GRCm39) K353E possibly damaging Het
Slc6a18 A T 13: 73,813,738 (GRCm39) M515K possibly damaging Het
Snapc4 A G 2: 26,254,825 (GRCm39) I1225T probably benign Het
Spidr A T 16: 15,784,467 (GRCm39) W534R probably benign Het
Tmem202 T A 9: 59,432,084 (GRCm39) N81I probably benign Het
Tnfrsf1b T G 4: 144,949,536 (GRCm39) R297S possibly damaging Het
Trim55 A G 3: 19,725,163 (GRCm39) T227A probably benign Het
Trim58 A T 11: 58,533,946 (GRCm39) T167S probably benign Het
Trp53i11 A T 2: 93,029,698 (GRCm39) probably benign Het
Ttn T C 2: 76,640,699 (GRCm39) H5356R probably damaging Het
Tyrp1 C T 4: 80,759,030 (GRCm39) T301I probably damaging Het
Wdr17 A T 8: 55,125,536 (GRCm39) I448K possibly damaging Het
Wscd1 T C 11: 71,679,654 (GRCm39) V509A probably damaging Het
Zfp251 A G 15: 76,738,754 (GRCm39) V108A probably benign 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
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
R5966:Mtr UTSW 13 12,230,453 (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
Posted On 2014-01-10