Incidental Mutation 'R6467:Mtr'
ID 516671
Institutional Source Beutler Lab
Gene Symbol Mtr
Ensembl Gene ENSMUSG00000021311
Gene Name 5-methyltetrahydrofolate-homocysteine methyltransferase
Synonyms methionine synthase, D830038K18Rik, MS
MMRRC Submission 044600-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R6467 (G1)
Quality Score 225.009
Status Validated
Chromosome 13
Chromosomal Location 12197598-12272999 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 12202992 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Serine to Proline at position 1204 (S1204P)
Ref Sequence ENSEMBL: ENSMUSP00000097442 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000099856]
AlphaFold A6H5Y3
Predicted Effect probably damaging
Transcript: ENSMUST00000099856
AA Change: S1204P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000097442
Gene: ENSMUSG00000021311
AA Change: S1204P

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 noncoding transcript
Transcript: ENSMUST00000220473
Predicted Effect noncoding transcript
Transcript: ENSMUST00000221190
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 97.9%
  • 20x: 93.5%
Validation Efficiency 99% (72/73)
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: 73 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acvr1b T C 15: 101,092,722 (GRCm39) W122R possibly damaging Het
Adgrv1 C T 13: 81,592,657 (GRCm39) R4294H probably benign Het
Afdn A G 17: 14,024,315 (GRCm39) T74A probably damaging Het
Aff3 T A 1: 38,247,098 (GRCm39) D829V probably benign Het
Akr1c12 T C 13: 4,325,772 (GRCm39) Q107R probably benign Het
Apc T A 18: 34,402,252 (GRCm39) F131I probably benign Het
Atosb A T 4: 43,033,687 (GRCm39) F489I probably damaging Het
Atp13a1 T A 8: 70,259,424 (GRCm39) L1036H probably damaging Het
BC035044 A C 6: 128,867,855 (GRCm39) probably benign Het
C1rl A G 6: 124,485,535 (GRCm39) D302G probably benign Het
C2cd6 A C 1: 59,117,093 (GRCm39) D133E probably benign Het
Cacna1c T A 6: 118,629,671 (GRCm39) Y1061F probably damaging Het
Cav1 A G 6: 17,308,034 (GRCm39) D62G probably damaging Het
Ccdc77 T C 6: 120,327,242 (GRCm39) M68V probably damaging Het
Cd55 A T 1: 130,375,348 (GRCm39) probably benign Het
Cdc27 C A 11: 104,413,602 (GRCm39) A380S probably damaging Het
Cenpb A T 2: 131,021,477 (GRCm39) I107K probably damaging Het
Cep135 T G 5: 76,769,187 (GRCm39) H612Q possibly damaging Het
Chd1l A T 3: 97,470,849 (GRCm39) N815K probably damaging Het
Cldn20 C T 17: 3,582,992 (GRCm39) T55M possibly damaging Het
Depdc1a A T 3: 159,221,679 (GRCm39) I208L probably benign Het
Dgkb C T 12: 38,134,223 (GRCm39) A43V possibly damaging Het
Dgkb C T 12: 38,654,104 (GRCm39) T741I probably damaging Het
Dhx16 A G 17: 36,197,076 (GRCm39) N653S probably damaging Het
Dnah5 T A 15: 28,438,329 (GRCm39) S3987T probably benign Het
Dnai4 T C 4: 102,906,758 (GRCm39) D685G probably damaging Het
Dst T A 1: 34,334,277 (GRCm39) I4835N probably damaging Het
Esrrb A G 12: 86,561,114 (GRCm39) I288V probably damaging Het
Fnta C T 8: 26,497,341 (GRCm39) W169* probably null Het
Golga4 T C 9: 118,365,860 (GRCm39) L304P probably damaging Het
Hace1 A G 10: 45,466,362 (GRCm39) probably null Het
Ino80b G T 6: 83,101,112 (GRCm39) probably null Het
Kcmf1 G A 6: 72,820,082 (GRCm39) R306C probably damaging Het
Lrrc46 G A 11: 96,927,305 (GRCm39) T92I possibly damaging Het
Man2b1 T C 8: 85,824,076 (GRCm39) V991A possibly damaging Het
Mga A G 2: 119,776,776 (GRCm39) N1770S probably damaging Het
Mgat4e T C 1: 134,468,944 (GRCm39) T367A probably benign Het
Myo15a G A 11: 60,417,487 (GRCm39) probably null Het
Nktr T C 9: 121,560,585 (GRCm39) S74P probably damaging Het
Noct T C 3: 51,157,508 (GRCm39) V282A possibly damaging Het
Nol11 A T 11: 107,071,912 (GRCm39) I227K possibly damaging Het
Nsd3 T A 8: 26,130,646 (GRCm39) S4T probably damaging Het
Or5m10b T A 2: 85,699,714 (GRCm39) Y259* probably null Het
Or5p64 A G 7: 107,855,109 (GRCm39) S79P probably damaging Het
Pds5a T A 5: 65,809,782 (GRCm39) L393F probably damaging Het
Prex2 C T 1: 11,336,259 (GRCm39) R1486C probably damaging Het
Rc3h2 T C 2: 37,272,028 (GRCm39) T768A probably damaging Het
Rin3 A T 12: 102,335,584 (GRCm39) E418D probably benign Het
Rnf214 G T 9: 45,778,886 (GRCm39) T586N probably damaging Het
Samd4b A G 7: 28,101,285 (GRCm39) S667P probably damaging Het
Sec14l2 T C 11: 4,061,161 (GRCm39) Y100C probably damaging Het
Slc46a2 T C 4: 59,914,077 (GRCm39) E282G probably benign Het
Themis A C 10: 28,657,762 (GRCm39) N110T possibly damaging Het
Tln1 C A 4: 43,543,165 (GRCm39) S1333I probably benign Het
Tmem53 T C 4: 117,125,625 (GRCm39) V224A possibly damaging Het
Tmtc4 T A 14: 123,163,391 (GRCm39) K664N possibly damaging Het
Tnni3k T C 3: 154,674,922 (GRCm39) D201G probably damaging Het
Tnxb A G 17: 34,912,898 (GRCm39) E1681G probably damaging Het
Trhde A T 10: 114,340,103 (GRCm39) D567E probably damaging Het
Tsc2 T C 17: 24,828,101 (GRCm39) M788V probably benign Het
Ube3a A G 7: 58,926,650 (GRCm39) Y476C probably damaging Het
Ubiad1 T C 4: 148,520,682 (GRCm39) N314S possibly damaging Het
Unc79 T A 12: 103,139,771 (GRCm39) N2375K probably damaging Het
Vmn2r107 A T 17: 20,595,939 (GRCm39) I831F probably damaging Het
Vwa3b T A 1: 37,124,367 (GRCm39) C322S probably benign Het
Wnk1 A T 6: 119,939,916 (GRCm39) H238Q probably benign Het
Wnk2 A G 13: 49,300,081 (GRCm39) Y210H probably damaging Het
Wwc2 T C 8: 48,304,943 (GRCm39) D894G unknown Het
Yes1 T A 5: 32,810,381 (GRCm39) F180Y probably damaging Het
Yju2b T C 8: 84,985,318 (GRCm39) E317G probably benign Het
Zbtb46 T C 2: 181,033,062 (GRCm39) Y533C probably damaging Het
Zfp57 T C 17: 37,316,942 (GRCm39) S7P possibly damaging Het
Zzef1 T C 11: 72,802,090 (GRCm39) probably null 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
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
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'- TGGGCTGAAATTAAGACATAAACTG -3'
(R):5'- TGGCAAGACTGTGATCTGAGC -3'

Sequencing Primer
(F):5'- GATGGGATGAACTTACACACAC -3'
(R):5'- AAGACTGTGATCTGAGCTTCTTATTG -3'
Posted On 2018-05-21