Incidental Mutation 'R6917:Slc19a2'
ID 539382
Institutional Source Beutler Lab
Gene Symbol Slc19a2
Ensembl Gene ENSMUSG00000040918
Gene Name solute carrier family 19 (thiamine transporter), member 2
Synonyms TRMA, DDA1, THTR1
MMRRC Submission 045038-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.148) question?
Stock # R6917 (G1)
Quality Score 225.009
Status Validated
Chromosome 1
Chromosomal Location 164076615-164092954 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 164088578 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Asparagine at position 141 (T141N)
Ref Sequence ENSEMBL: ENSMUSP00000131327 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000044021] [ENSMUST00000159230] [ENSMUST00000169394]
AlphaFold Q9EQN9
Predicted Effect probably damaging
Transcript: ENSMUST00000044021
AA Change: T342N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000037561
Gene: ENSMUSG00000040918
AA Change: T342N

DomainStartEndE-ValueType
low complexity region 5 24 N/A INTRINSIC
Pfam:Folate_carrier 28 459 2.7e-180 PFAM
Pfam:MFS_1 34 441 2.6e-11 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000159230
AA Change: T304N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000123870
Gene: ENSMUSG00000040918
AA Change: T304N

DomainStartEndE-ValueType
low complexity region 5 24 N/A INTRINSIC
Pfam:Folate_carrier 28 421 1.6e-176 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000169394
AA Change: T141N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000131327
Gene: ENSMUSG00000040918
AA Change: T141N

DomainStartEndE-ValueType
low complexity region 5 24 N/A INTRINSIC
Pfam:Folate_carrier 28 70 3.7e-17 PFAM
Pfam:Folate_carrier 65 258 6.7e-85 PFAM
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.7%
  • 10x: 98.6%
  • 20x: 95.6%
Validation Efficiency 96% (45/47)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes the thiamin transporter protein. Mutations in this gene cause thiamin-responsive megaloblastic anemia syndrome (TRMA), which is an autosomal recessive disorder characterized by diabetes mellitus, megaloblastic anemia and sensorineural deafness. Two transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Feb 2016]
PHENOTYPE: Homozygotes for targeted null alleles exhibit a grossly normal phenotype except for reduced testis size and male infertility. On a low-thiamine diet, mutants show premature death and sensorineural deafness, while homozygotes for one targeted allele also display diabetes mellitus and megaloblastosis. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 45 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abi3bp A G 16: 56,437,684 (GRCm39) probably null Het
Adcy2 A T 13: 68,768,876 (GRCm39) M1084K possibly damaging Het
Ak1 A G 2: 32,521,164 (GRCm39) Y95C possibly damaging Het
Akap6 A G 12: 53,115,951 (GRCm39) E1018G probably null Het
Ccdc175 A G 12: 72,231,679 (GRCm39) S27P probably damaging Het
Ddx31 C T 2: 28,782,421 (GRCm39) T588I probably damaging Het
Dmxl1 T C 18: 49,997,215 (GRCm39) W504R probably damaging Het
Echs1 T G 7: 139,689,924 (GRCm39) M239L probably benign Het
Eno1b A G 18: 48,180,656 (GRCm39) D278G probably benign Het
Eno3 A G 11: 70,552,262 (GRCm39) T305A probably benign Het
Gm5591 T A 7: 38,221,614 (GRCm39) S152C probably damaging Het
Gngt1 A G 6: 3,996,680 (GRCm39) D42G probably benign Het
Gpatch2l G A 12: 86,290,958 (GRCm39) R47H probably damaging Het
H2-Aa T C 17: 34,502,681 (GRCm39) T79A probably damaging Het
Ice1 A T 13: 70,743,013 (GRCm39) Y2116N probably damaging Het
Kdm6b A G 11: 69,297,419 (GRCm39) M311T probably benign Het
L1td1 T C 4: 98,622,268 (GRCm39) F277L probably benign Het
Lamp1 T C 8: 13,222,563 (GRCm39) I249T probably damaging Het
Ldb3 G A 14: 34,277,321 (GRCm39) A351V probably null Het
Lmo7 A G 14: 102,155,446 (GRCm39) E996G probably damaging Het
Lsr T C 7: 30,657,721 (GRCm39) D413G possibly damaging Het
Magel2 CCCTCCTCCTCCTCCTCCTCCT CCCTCCTCCTCCTCCTCCT 7: 62,027,592 (GRCm39) probably benign Het
Myo7a T C 7: 97,744,970 (GRCm39) E290G possibly damaging Het
Nos2 C T 11: 78,842,053 (GRCm39) T735M possibly damaging Het
Or10ak12 A T 4: 118,666,326 (GRCm39) L245H probably damaging Het
Or11h6 A G 14: 50,880,680 (GRCm39) K314R possibly damaging Het
Or8g36 T A 9: 39,422,495 (GRCm39) I174L probably damaging Het
Pik3c2g T C 6: 139,841,899 (GRCm39) L768P probably benign Het
Plod2 T A 9: 92,475,823 (GRCm39) V302D possibly damaging Het
Ptgdr A T 14: 45,096,067 (GRCm39) V215E possibly damaging Het
Rad51d C T 11: 82,770,159 (GRCm39) R199Q probably damaging Het
Rsrc1 C T 3: 66,901,982 (GRCm39) P44L unknown Het
Rtel1 ATT ATTTT 2: 180,980,070 (GRCm39) probably null Het
Sgip1 A G 4: 102,825,388 (GRCm39) R772G probably damaging Het
Sp4 G T 12: 118,262,908 (GRCm39) N379K probably damaging Het
Thrap3 A G 4: 126,074,285 (GRCm39) probably benign Het
Thumpd2 T G 17: 81,351,543 (GRCm39) I293L probably benign Het
Tjp1 A G 7: 64,949,436 (GRCm39) S1649P probably damaging Het
Tssk4 A G 14: 55,889,864 (GRCm39) S326G probably benign Het
Txndc9 A C 1: 38,034,887 (GRCm39) S6A probably benign Het
Uhrf1 T C 17: 56,616,574 (GRCm39) Y131H probably damaging Het
Vnn3 A G 10: 23,741,832 (GRCm39) D379G possibly damaging Het
Vsig2 T A 9: 37,452,745 (GRCm39) S105T probably benign Het
Zfp445 A T 9: 122,691,359 (GRCm39) probably null Het
Zfp654 A T 16: 64,606,834 (GRCm39) M456K probably damaging Het
Other mutations in Slc19a2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01464:Slc19a2 APN 1 164,088,430 (GRCm39) missense probably damaging 1.00
IGL03231:Slc19a2 APN 1 164,088,449 (GRCm39) missense probably damaging 1.00
R0324:Slc19a2 UTSW 1 164,084,344 (GRCm39) missense probably damaging 1.00
R0709:Slc19a2 UTSW 1 164,084,367 (GRCm39) missense probably damaging 1.00
R1117:Slc19a2 UTSW 1 164,091,025 (GRCm39) missense possibly damaging 0.86
R1165:Slc19a2 UTSW 1 164,091,014 (GRCm39) missense probably damaging 1.00
R1463:Slc19a2 UTSW 1 164,084,766 (GRCm39) missense probably damaging 0.98
R1833:Slc19a2 UTSW 1 164,089,753 (GRCm39) missense probably damaging 1.00
R2148:Slc19a2 UTSW 1 164,089,657 (GRCm39) missense probably damaging 1.00
R2680:Slc19a2 UTSW 1 164,076,982 (GRCm39) missense probably damaging 1.00
R4010:Slc19a2 UTSW 1 164,088,451 (GRCm39) missense probably damaging 1.00
R5850:Slc19a2 UTSW 1 164,091,025 (GRCm39) missense probably benign 0.00
R6279:Slc19a2 UTSW 1 164,084,344 (GRCm39) missense probably damaging 1.00
R6300:Slc19a2 UTSW 1 164,084,344 (GRCm39) missense probably damaging 1.00
R6907:Slc19a2 UTSW 1 164,090,323 (GRCm39) missense possibly damaging 0.79
R6982:Slc19a2 UTSW 1 164,084,428 (GRCm39) missense possibly damaging 0.88
R6993:Slc19a2 UTSW 1 164,088,391 (GRCm39) missense probably benign 0.00
R7424:Slc19a2 UTSW 1 164,088,445 (GRCm39) missense probably benign 0.31
R7575:Slc19a2 UTSW 1 164,084,691 (GRCm39) missense probably damaging 1.00
R8193:Slc19a2 UTSW 1 164,084,794 (GRCm39) missense probably benign 0.13
R8831:Slc19a2 UTSW 1 164,084,443 (GRCm39) missense probably damaging 1.00
R9424:Slc19a2 UTSW 1 164,076,895 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- ACGGTGTTCAGCTCTGTTTC -3'
(R):5'- CCCATTTCCGAGAGTGTGTC -3'

Sequencing Primer
(F):5'- TCAGAGTCCTGTGGAATGACTTCC -3'
(R):5'- ATTCCTTTGGGCTCTTTCAG -3'
Posted On 2018-11-06