Incidental Mutation 'R9517:Mtrr'
ID 718669
Institutional Source Beutler Lab
Gene Symbol Mtrr
Ensembl Gene ENSMUSG00000034617
Gene Name 5-methyltetrahydrofolate-homocysteine methyltransferase reductase
Synonyms
MMRRC Submission
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R9517 (G1)
Quality Score 225.009
Status Not validated
Chromosome 13
Chromosomal Location 68708899-68730268 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 68728730 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Serine to Arginine at position 23 (S23R)
Ref Sequence ENSEMBL: ENSMUSP00000039810 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000045827] [ENSMUST00000051784] [ENSMUST00000220973] [ENSMUST00000221259] [ENSMUST00000222107] [ENSMUST00000222631] [ENSMUST00000222660] [ENSMUST00000223101] [ENSMUST00000223187] [ENSMUST00000223319] [ENSMUST00000223398]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000045827
AA Change: S23R

PolyPhen 2 Score 0.059 (Sensitivity: 0.94; Specificity: 0.84)
SMART Domains Protein: ENSMUSP00000039810
Gene: ENSMUSG00000034617
AA Change: S23R

DomainStartEndE-ValueType
Pfam:Flavodoxin_5 5 126 2.7e-9 PFAM
Pfam:Flavodoxin_1 6 142 4.3e-32 PFAM
Pfam:FAD_binding_1 267 490 2.6e-51 PFAM
Pfam:NAD_binding_1 540 660 5.4e-21 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000051784
SMART Domains Protein: ENSMUSP00000061737
Gene: ENSMUSG00000021532

DomainStartEndE-ValueType
low complexity region 178 189 N/A INTRINSIC
Pfam:FAST_1 410 478 2.9e-22 PFAM
Pfam:FAST_2 491 581 3.1e-28 PFAM
RAP 594 651 7.58e-20 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000220973
AA Change: S23R

PolyPhen 2 Score 0.059 (Sensitivity: 0.94; Specificity: 0.84)
Predicted Effect probably benign
Transcript: ENSMUST00000221259
AA Change: S23R

PolyPhen 2 Score 0.016 (Sensitivity: 0.95; Specificity: 0.79)
Predicted Effect possibly damaging
Transcript: ENSMUST00000222107
AA Change: S23R

PolyPhen 2 Score 0.455 (Sensitivity: 0.89; Specificity: 0.90)
Predicted Effect probably benign
Transcript: ENSMUST00000222631
Predicted Effect probably benign
Transcript: ENSMUST00000222660
Predicted Effect probably benign
Transcript: ENSMUST00000222685
Predicted Effect probably benign
Transcript: ENSMUST00000223101
AA Change: S23R

PolyPhen 2 Score 0.006 (Sensitivity: 0.97; Specificity: 0.75)
Predicted Effect probably benign
Transcript: ENSMUST00000223187
Predicted Effect probably benign
Transcript: ENSMUST00000223319
Predicted Effect probably benign
Transcript: ENSMUST00000223398
AA Change: S23R

PolyPhen 2 Score 0.059 (Sensitivity: 0.94; Specificity: 0.84)
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.1%
Validation Efficiency
MGI Phenotype FUNCTION: Methionine is an essential amino acid required for protein synthesis and one-carbon metabolism. Its synthesis is catalyzed by the enzyme methionine synthase. Methionine synthase eventually becomes inactive due to the oxidation of its cob(I)alamin cofactor. The protein encoded by this gene regenerates a functional methionine synthase via reductive methylation. It is a member of the ferredoxin-NADP(+) reductase (FNR) family of electron transferases. Mutations in a similar gene in human have been associated with cblE complementation type homocystinuria-megaloblastic anemia and susceptibility to folate-sensitive neural tube defects. Alternative splicing of this gene results in multiple transcript variants. [provided by RefSeq, May 2015]
PHENOTYPE: Mice homozygous for a hypomorphic gene trap allele are viable and display a male-specific reduction in postnatal weight gain as well as hyperhomocysteinemia, hypomethionemia, increased tissue methyltetrahydrofolate, and AdoMet/AdoHcy ratios that range from high to slightly below normal. [provided by MGI curators]
Allele List at MGI

All alleles(46) : Gene trapped(46)

Other mutations in this stock
Total: 61 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aass A T 6: 23,113,528 (GRCm39) V264E probably damaging Het
Abca15 A G 7: 119,987,424 (GRCm39) I1237V probably benign Het
Actn2 G T 13: 12,295,317 (GRCm39) Q552K probably damaging Het
Adnp A T 2: 168,024,866 (GRCm39) C810S possibly damaging Het
Aip A T 19: 4,168,217 (GRCm39) I50K possibly damaging Het
Arsk A G 13: 76,210,638 (GRCm39) S470P probably damaging Het
Aspm T A 1: 139,407,167 (GRCm39) I2018K probably damaging Het
Aspn G A 13: 49,705,275 (GRCm39) D46N Het
C6 G T 15: 4,827,914 (GRCm39) C761F probably damaging Het
Cdk12 A T 11: 98,109,910 (GRCm39) T644S unknown Het
Cela3a T A 4: 137,131,825 (GRCm39) I123F probably damaging Het
Chchd3 A T 6: 33,026,317 (GRCm39) S42T probably benign Het
Chst5 A G 8: 112,616,652 (GRCm39) S323P possibly damaging Het
Clec4g C A 8: 3,767,452 (GRCm39) A198S probably damaging Het
Dcbld2 T G 16: 58,253,819 (GRCm39) D185E probably benign Het
Dnah17 A G 11: 117,915,440 (GRCm39) V4393A possibly damaging Het
Dock9 T C 14: 121,829,236 (GRCm39) T1392A probably benign Het
Ell2 A G 13: 75,912,106 (GRCm39) K464R possibly damaging Het
Eme2 G A 17: 25,114,033 (GRCm39) probably benign Het
Eps8l1 T A 7: 4,480,636 (GRCm39) I530N probably damaging Het
Fam186b G A 15: 99,177,616 (GRCm39) A570V probably damaging Het
Fbxw25 A G 9: 109,480,892 (GRCm39) Y263H Het
Frem1 T C 4: 82,901,714 (GRCm39) Y938C probably damaging Het
Gdf10 A G 14: 33,654,522 (GRCm39) D343G probably benign Het
Gm3415 C T 5: 146,493,406 (GRCm39) R84C possibly damaging Het
Hap1 A T 11: 100,240,188 (GRCm39) V536D possibly damaging Het
Icos T C 1: 61,032,894 (GRCm39) F31S probably damaging Het
Inpp5d T A 1: 87,638,853 (GRCm39) S812T probably benign Het
Kcng4 A G 8: 120,353,070 (GRCm39) V280A probably benign Het
Ldlr T C 9: 21,655,240 (GRCm39) V623A possibly damaging Het
Lipc T C 9: 70,709,560 (GRCm39) T396A probably benign Het
Lrit2 T A 14: 36,794,272 (GRCm39) C445* probably null Het
Lrrc37 G A 11: 103,433,416 (GRCm39) T3251I unknown Het
Mcc C A 18: 44,794,794 (GRCm39) G10C probably damaging Het
Mtfr1l T C 4: 134,256,515 (GRCm39) T217A probably benign Het
Myb C T 10: 21,030,612 (GRCm39) D62N probably benign Het
Myo7a A T 7: 97,721,166 (GRCm39) D1255E probably damaging Het
Nfatc1 T C 18: 80,725,406 (GRCm39) K453E probably damaging Het
Nrap A T 19: 56,360,277 (GRCm39) M466K probably benign Het
Or10j3 C A 1: 173,031,346 (GRCm39) A141D possibly damaging Het
Or11g26 C A 14: 50,752,770 (GRCm39) F36L probably benign Het
Or4c106 G A 2: 88,682,947 (GRCm39) V218I probably benign Het
Or4f54 T G 2: 111,123,033 (GRCm39) M140R possibly damaging Het
Or8b41 T A 9: 38,054,623 (GRCm39) M59K probably damaging Het
Osbpl1a A G 18: 13,042,965 (GRCm39) V192A probably benign Het
Pgd T C 4: 149,249,668 (GRCm39) T35A possibly damaging Het
Plcxd3 G T 15: 4,405,160 (GRCm39) probably benign Het
Pramel23 T A 4: 143,424,930 (GRCm39) D171V possibly damaging Het
Prmt7 A G 8: 106,953,930 (GRCm39) T124A probably damaging Het
Pzp A G 6: 128,489,117 (GRCm39) probably null Het
Rilpl2 A G 5: 124,607,788 (GRCm39) V144A probably benign Het
Rin3 T C 12: 102,334,895 (GRCm39) S269P unknown Het
Setbp1 T C 18: 78,901,322 (GRCm39) S782G probably damaging Het
Sgce A T 6: 4,694,153 (GRCm39) F268I probably damaging Het
Sox6 A G 7: 115,111,970 (GRCm39) L552S possibly damaging Het
Tent4a A G 13: 69,655,059 (GRCm39) C472R probably damaging Het
Vipr1 G A 9: 121,471,993 (GRCm39) probably null Het
Vmn1r11 A G 6: 57,114,555 (GRCm39) D73G possibly damaging Het
Vmn1r39 A C 6: 66,782,258 (GRCm39) I20R possibly damaging Het
Vmn2r82 C T 10: 79,213,641 (GRCm39) R76* probably null Het
Zhx1 A T 15: 57,915,812 (GRCm39) Y811* probably null Het
Other mutations in Mtrr
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01787:Mtrr APN 13 68,719,266 (GRCm39) missense probably damaging 1.00
IGL01806:Mtrr APN 13 68,728,719 (GRCm39) missense possibly damaging 0.92
IGL01808:Mtrr APN 13 68,714,212 (GRCm39) missense probably benign 0.00
IGL01875:Mtrr APN 13 68,720,728 (GRCm39) missense probably damaging 1.00
IGL02137:Mtrr APN 13 68,716,920 (GRCm39) missense possibly damaging 0.75
IGL02186:Mtrr APN 13 68,712,476 (GRCm39) missense probably benign
IGL03114:Mtrr APN 13 68,712,441 (GRCm39) nonsense probably null
3-1:Mtrr UTSW 13 68,723,135 (GRCm39) critical splice donor site probably null
H8562:Mtrr UTSW 13 68,712,496 (GRCm39) missense probably damaging 0.97
N/A:Mtrr UTSW 13 68,723,516 (GRCm39) splice site probably benign
R0007:Mtrr UTSW 13 68,723,449 (GRCm39) missense probably benign 0.02
R0741:Mtrr UTSW 13 68,727,658 (GRCm39) splice site probably null
R2140:Mtrr UTSW 13 68,717,059 (GRCm39) missense possibly damaging 0.47
R2513:Mtrr UTSW 13 68,715,092 (GRCm39) nonsense probably null
R4604:Mtrr UTSW 13 68,712,631 (GRCm39) splice site probably null
R5501:Mtrr UTSW 13 68,727,766 (GRCm39) missense probably damaging 1.00
R5658:Mtrr UTSW 13 68,717,034 (GRCm39) missense possibly damaging 0.67
R6477:Mtrr UTSW 13 68,718,192 (GRCm39) missense probably damaging 1.00
R6694:Mtrr UTSW 13 68,712,452 (GRCm39) missense probably benign
R6979:Mtrr UTSW 13 68,718,122 (GRCm39) critical splice donor site probably null
R7094:Mtrr UTSW 13 68,727,803 (GRCm39) missense possibly damaging 0.83
R7296:Mtrr UTSW 13 68,716,979 (GRCm39) nonsense probably null
R7354:Mtrr UTSW 13 68,714,326 (GRCm39) missense probably damaging 1.00
R7378:Mtrr UTSW 13 68,712,521 (GRCm39) missense probably damaging 1.00
R7546:Mtrr UTSW 13 68,730,268 (GRCm39) unclassified probably benign
R7562:Mtrr UTSW 13 68,714,336 (GRCm39) missense probably damaging 0.96
R7759:Mtrr UTSW 13 68,718,146 (GRCm39) missense probably damaging 1.00
R7975:Mtrr UTSW 13 68,727,666 (GRCm39) splice site probably null
R8101:Mtrr UTSW 13 68,725,740 (GRCm39) missense probably damaging 1.00
R8168:Mtrr UTSW 13 68,720,732 (GRCm39) missense probably benign 0.00
R9097:Mtrr UTSW 13 68,723,441 (GRCm39) missense probably benign 0.28
R9260:Mtrr UTSW 13 68,728,674 (GRCm39) missense possibly damaging 0.70
R9295:Mtrr UTSW 13 68,719,258 (GRCm39) missense possibly damaging 0.94
R9516:Mtrr UTSW 13 68,720,755 (GRCm39) missense probably benign 0.00
R9627:Mtrr UTSW 13 68,725,756 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- CAGTGCAATGAGGCTGTGAG -3'
(R):5'- CTGCGATTCGTTTAAAATCAGTGC -3'

Sequencing Primer
(F):5'- CAGGAGGATCCAAAGTTCATTTCTCC -3'
(R):5'- ACAAGTTTAGAGAAGGCTGTTTG -3'
Posted On 2022-07-18