Incidental Mutation 'R5850:Slc19a2'
ID 454602
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 043226-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.148) question?
Stock # R5850 (G1)
Quality Score 225
Status Not validated
Chromosome 1
Chromosomal Location 164076615-164092954 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 164091025 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Valine at position 278 (I278V)
Ref Sequence ENSEMBL: ENSMUSP00000131327 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000044021] [ENSMUST00000159230] [ENSMUST00000169394]
AlphaFold Q9EQN9
Predicted Effect probably benign
Transcript: ENSMUST00000044021
AA Change: I479V

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000037561
Gene: ENSMUSG00000040918
AA Change: I479V

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 benign
Transcript: ENSMUST00000159230
AA Change: I441V

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000123870
Gene: ENSMUSG00000040918
AA Change: I441V

DomainStartEndE-ValueType
low complexity region 5 24 N/A INTRINSIC
Pfam:Folate_carrier 28 421 1.6e-176 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000160773
Predicted Effect probably benign
Transcript: ENSMUST00000169394
AA Change: I278V

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000131327
Gene: ENSMUSG00000040918
AA Change: I278V

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: 99.5%
  • 10x: 97.8%
  • 20x: 93.2%
Validation Efficiency
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: 41 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930553M12Rik T C 4: 88,786,596 (GRCm39) I7M unknown Het
Abca8b C A 11: 109,868,639 (GRCm39) G175V probably damaging Het
Abhd14a A C 9: 106,317,548 (GRCm39) L225R probably damaging Het
Apbb1 A G 7: 105,216,790 (GRCm39) S39P probably damaging Het
Apc T C 18: 34,451,116 (GRCm39) S2637P possibly damaging Het
Apold1 T C 6: 134,961,058 (GRCm39) F171L probably damaging Het
Ascc3 T C 10: 50,587,049 (GRCm39) M967T probably damaging Het
Atf7ip T C 6: 136,543,785 (GRCm39) probably null Het
Bcl2l15 T A 3: 103,743,432 (GRCm39) V111D possibly damaging Het
Bsn A T 9: 107,992,149 (GRCm39) M1201K probably damaging Het
Ccdc141 T A 2: 76,859,747 (GRCm39) N965Y probably damaging Het
Cnn3 T C 3: 121,245,577 (GRCm39) Y98H probably damaging Het
Cnot1 G A 8: 96,460,775 (GRCm39) R117* probably null Het
Dlgap1 G A 17: 71,094,087 (GRCm39) V803M probably damaging Het
Drd3 A C 16: 43,638,695 (GRCm39) M299L probably benign Het
Ergic2 C A 6: 148,084,605 (GRCm39) M34I possibly damaging Het
Ext2 A T 2: 93,644,004 (GRCm39) D92E possibly damaging Het
Fmnl1 A G 11: 103,086,111 (GRCm39) probably benign Het
Ganab C T 19: 8,889,071 (GRCm39) R591W probably damaging Het
Kdsr A T 1: 106,683,172 (GRCm39) probably null Het
Macf1 T C 4: 123,401,099 (GRCm39) E813G probably damaging Het
Nlrc5 A G 8: 95,247,675 (GRCm39) T1621A probably benign Het
Nmnat1 G A 4: 149,554,124 (GRCm39) Q139* probably null Het
Os9 TTCCTCCTCCTCCTCCTCCTC TTCCTCCTCCTCCTCCTC 10: 126,934,348 (GRCm39) probably benign Het
Oxa1l T G 14: 54,605,121 (GRCm39) V11G possibly damaging Het
Padi1 A G 4: 140,542,141 (GRCm39) Y594H probably benign Het
Polr1a T A 6: 71,903,667 (GRCm39) F327I probably benign Het
Prf1 G T 10: 61,135,972 (GRCm39) A83S probably benign Het
Ptgs2 A G 1: 149,981,127 (GRCm39) E470G probably benign Het
Rictor G A 15: 6,823,487 (GRCm39) E1555K probably benign Het
Skint8 C A 4: 111,807,390 (GRCm39) L359M probably damaging Het
Smco1 A T 16: 32,092,674 (GRCm39) N115I probably damaging Het
Smyd3 G A 1: 178,871,420 (GRCm39) L320F probably damaging Het
Svil T A 18: 5,098,900 (GRCm39) probably null Het
Syne2 A G 12: 76,144,749 (GRCm39) D1566G probably damaging Het
Tpm2 T C 4: 43,523,296 (GRCm39) D20G probably damaging Het
Ubap1l A G 9: 65,281,045 (GRCm39) Y241C probably damaging Het
Usp15 A G 10: 122,960,417 (GRCm39) probably null Het
Wdr45b A G 11: 121,221,923 (GRCm39) probably benign Het
Zc3h14 A G 12: 98,745,414 (GRCm39) I468V probably damaging Het
Zfp703 C T 8: 27,469,233 (GRCm39) P299L 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
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
R6917:Slc19a2 UTSW 1 164,088,578 (GRCm39) missense probably damaging 1.00
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'- AGTAGTGCAGATGCTCCCAG -3'
(R):5'- TCCAAGACTGCAAGGTGTTAG -3'

Sequencing Primer
(F):5'- TGCAGATGCTCCCAGAATGG -3'
(R):5'- CCAAGACTGCAAGGTGTTAGTTGAG -3'
Posted On 2017-02-10