Incidental Mutation 'R8302:Trmt2a'
ID 646469
Institutional Source Beutler Lab
Gene Symbol Trmt2a
Ensembl Gene ENSMUSG00000022721
Gene Name TRM2 tRNA methyltransferase 2A
Synonyms Htf9c
MMRRC Submission 067790-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R8302 (G1)
Quality Score 225.009
Status Not validated
Chromosome 16
Chromosomal Location 18066711-18072636 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 18067813 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 162 (V162A)
Ref Sequence ENSEMBL: ENSMUSP00000111303 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000009321] [ENSMUST00000052325] [ENSMUST00000100099] [ENSMUST00000115640] [ENSMUST00000115645] [ENSMUST00000128045] [ENSMUST00000140206] [ENSMUST00000231509]
AlphaFold Q8BNV1
Predicted Effect probably benign
Transcript: ENSMUST00000009321
SMART Domains Protein: ENSMUSP00000009321
Gene: ENSMUSG00000022718

DomainStartEndE-ValueType
low complexity region 165 176 N/A INTRINSIC
WW 302 334 7.26e-6 SMART
low complexity region 411 421 N/A INTRINSIC
DSRM 512 577 5.68e-10 SMART
DSRM 620 685 8.26e-1 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000052325
SMART Domains Protein: ENSMUSP00000055288
Gene: ENSMUSG00000005732

DomainStartEndE-ValueType
RanBD 1 108 4.92e-46 SMART
coiled coil region 123 153 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000100099
AA Change: V162A

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000111303
Gene: ENSMUSG00000022721
AA Change: V162A

DomainStartEndE-ValueType
low complexity region 35 44 N/A INTRINSIC
RRM 64 132 1.37e-2 SMART
coiled coil region 171 195 N/A INTRINSIC
Pfam:tRNA_U5-meth_tr 380 579 1.2e-20 PFAM
Pfam:PCMT 386 482 1.1e-8 PFAM
Pfam:MTS 389 489 6.2e-9 PFAM
Pfam:Methyltransf_4 397 497 4.2e-7 PFAM
Pfam:Methyltransf_31 420 546 6.2e-15 PFAM
Pfam:Methyltransf_18 422 523 9.3e-11 PFAM
Pfam:Methyltransf_26 423 538 5.3e-12 PFAM
Pfam:Methyltransf_25 426 511 3.5e-8 PFAM
Pfam:Methyltransf_11 427 487 5.6e-6 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000115640
AA Change: V162A

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000111304
Gene: ENSMUSG00000022721
AA Change: V162A

DomainStartEndE-ValueType
low complexity region 35 44 N/A INTRINSIC
RRM 64 132 1.37e-2 SMART
coiled coil region 171 195 N/A INTRINSIC
Pfam:tRNA_U5-meth_tr 380 579 2.6e-20 PFAM
Pfam:PCMT 386 482 3.4e-9 PFAM
Pfam:MTS 392 489 1e-7 PFAM
Pfam:Cons_hypoth95 405 542 2.7e-7 PFAM
Pfam:Methyltransf_31 420 547 2.1e-15 PFAM
Pfam:Methyltransf_18 422 526 2.9e-12 PFAM
Pfam:Methyltransf_4 423 499 2.6e-7 PFAM
Pfam:Methyltransf_25 426 511 1.3e-8 PFAM
Pfam:Methyltransf_11 427 489 3.6e-8 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000115645
SMART Domains Protein: ENSMUSP00000111309
Gene: ENSMUSG00000005732

DomainStartEndE-ValueType
RanBD 27 158 3.33e-75 SMART
low complexity region 183 202 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000128045
Predicted Effect probably damaging
Transcript: ENSMUST00000140206
AA Change: V162A

PolyPhen 2 Score 0.960 (Sensitivity: 0.78; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000121216
Gene: ENSMUSG00000022721
AA Change: V162A

DomainStartEndE-ValueType
low complexity region 35 44 N/A INTRINSIC
RRM 64 132 1.37e-2 SMART
coiled coil region 171 195 N/A INTRINSIC
Pfam:tRNA_U5-meth_tr 383 481 3.7e-8 PFAM
Pfam:PCMT 386 481 1.5e-6 PFAM
Pfam:MTS 389 493 2.5e-7 PFAM
Pfam:Methyltransf_31 420 491 1.5e-9 PFAM
Pfam:Methyltransf_18 422 508 4.1e-8 PFAM
Pfam:Methyltransf_26 423 523 3.1e-9 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000145112
SMART Domains Protein: ENSMUSP00000117026
Gene: ENSMUSG00000022721

DomainStartEndE-ValueType
Pfam:PCMT 118 220 4.2e-7 PFAM
Pfam:tRNA_U5-meth_tr 118 280 4e-16 PFAM
Pfam:MTS 129 229 5.4e-6 PFAM
Pfam:Cons_hypoth95 143 277 6.5e-5 PFAM
Pfam:PrmA 146 234 2e-4 PFAM
Pfam:Ubie_methyltran 148 223 1e-4 PFAM
Pfam:Methyltransf_31 158 271 6.1e-14 PFAM
Pfam:Methyltransf_18 160 263 8.3e-11 PFAM
Pfam:Methyltransf_4 161 237 7.1e-5 PFAM
Pfam:Methyltransf_26 161 274 2e-6 PFAM
Pfam:Methyltransf_25 164 251 5.2e-7 PFAM
Pfam:Methyltransf_11 165 227 9.4e-7 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000231509
Predicted Effect probably benign
Transcript: ENSMUST00000232144
Predicted Effect probably benign
Transcript: ENSMUST00000232293
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.7%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene is of unknown function. However, it is orthologous to the mouse Trmt2a gene and contains an RNA methyltransferase domain. Expression of this gene varies during the cell cycle, with aberrant expression being a possible biomarker in certain breast cancers. Several transcript variants encoding two different isoforms have been found for this gene. [provided by RefSeq, Apr 2012]
Allele List at MGI
Other mutations in this stock
Total: 50 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca8b C T 11: 109,853,406 (GRCm39) probably null Het
Ank3 T C 10: 69,840,810 (GRCm39) S1937P possibly damaging Het
Atg5 T A 10: 44,162,115 (GRCm39) D10E probably benign Het
Car12 A G 9: 66,654,879 (GRCm39) D103G probably benign Het
Cpa3 A G 3: 20,276,316 (GRCm39) Y306H probably damaging Het
Cyp2c40 A G 19: 39,796,066 (GRCm39) V104A probably damaging Het
Cyp2c66 A T 19: 39,165,078 (GRCm39) H353L probably damaging Het
Cyp2d22 A G 15: 82,256,021 (GRCm39) probably null Het
Dcp1a A G 14: 30,244,883 (GRCm39) T570A possibly damaging Het
Exph5 A G 9: 53,287,776 (GRCm39) E1619G possibly damaging Het
Frmd5 T A 2: 121,378,060 (GRCm39) T435S unknown Het
Gm3371 T C 14: 44,641,181 (GRCm39) R128G Het
Gper1 A G 5: 139,412,030 (GRCm39) D125G probably benign Het
Il17re C A 6: 113,443,280 (GRCm39) S340* probably null Het
Kazald1 T A 19: 45,065,278 (GRCm39) L53Q probably damaging Het
Kdm3b A T 18: 34,967,388 (GRCm39) H1731L probably damaging Het
Kif20a T C 18: 34,765,030 (GRCm39) S755P probably damaging Het
Lrch1 T C 14: 75,032,772 (GRCm39) N526S probably benign Het
Map3k8 T C 18: 4,334,064 (GRCm39) I343V probably damaging Het
Nabp1 A T 1: 51,511,498 (GRCm39) F140L probably benign Het
Ncor1 A G 11: 62,224,681 (GRCm39) S860P probably benign Het
Ndufaf5 T A 2: 140,030,698 (GRCm39) Y195N possibly damaging Het
Nsfl1c T C 2: 151,346,056 (GRCm39) L157P probably damaging Het
Or2aj5 T A 16: 19,425,116 (GRCm39) I100L probably benign Het
Or4c104 T A 2: 88,586,987 (GRCm39) I11F possibly damaging Het
Or5ak24 T A 2: 85,260,430 (GRCm39) T248S possibly damaging Het
Pcdh10 A G 3: 45,335,933 (GRCm39) Y749C probably damaging Het
Plcz1 T A 6: 139,974,163 (GRCm39) K93I probably damaging Het
Plpbp T C 8: 27,539,216 (GRCm39) S109P Het
Prkdc G A 16: 15,653,946 (GRCm39) R3901H probably damaging Het
Psma6 A T 12: 55,456,966 (GRCm39) Y103F probably benign Het
Ptpn3 A G 4: 57,218,514 (GRCm39) F650L probably benign Het
Pxk T C 14: 8,164,094 (GRCm38) F562S probably damaging Het
Rbl2 A G 8: 91,812,073 (GRCm39) D214G probably damaging Het
Rgs17 C T 10: 5,812,525 (GRCm39) C58Y possibly damaging Het
Rnf6 A T 5: 146,148,334 (GRCm39) V228E probably benign Het
Sardh T C 2: 27,105,122 (GRCm39) D667G probably benign Het
Slc12a1 T A 2: 125,032,209 (GRCm39) V620D probably damaging Het
Slc39a7 A G 17: 34,249,686 (GRCm39) I153T probably damaging Het
Slc5a11 T C 7: 122,847,162 (GRCm39) V125A probably damaging Het
Slc9c1 T C 16: 45,368,058 (GRCm39) F216L probably benign Het
Strip1 A T 3: 107,533,024 (GRCm39) I208N probably damaging Het
Top1 T C 2: 160,545,496 (GRCm39) M288T probably damaging Het
Tpbgl G T 7: 99,274,774 (GRCm39) A361E probably damaging Het
Wdr35 T C 12: 9,078,110 (GRCm39) I1167T probably benign Het
Wdr76 C A 2: 121,341,044 (GRCm39) H30N probably benign Het
Zan A G 5: 137,407,923 (GRCm39) S3624P unknown Het
Zc3h7a T C 16: 10,955,249 (GRCm39) K942E probably damaging Het
Zfp292 A G 4: 34,810,893 (GRCm39) V722A possibly damaging Het
Zfp943 A G 17: 22,211,091 (GRCm39) H59R probably benign Het
Other mutations in Trmt2a
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00088:Trmt2a APN 16 18,067,351 (GRCm39) missense probably benign
R0050:Trmt2a UTSW 16 18,068,707 (GRCm39) missense probably damaging 1.00
R0050:Trmt2a UTSW 16 18,068,707 (GRCm39) missense probably damaging 1.00
R0377:Trmt2a UTSW 16 18,067,567 (GRCm39) missense possibly damaging 0.68
R0699:Trmt2a UTSW 16 18,067,393 (GRCm39) missense probably benign 0.01
R1034:Trmt2a UTSW 16 18,067,573 (GRCm39) missense probably damaging 1.00
R1114:Trmt2a UTSW 16 18,068,304 (GRCm39) unclassified probably benign
R1882:Trmt2a UTSW 16 18,067,758 (GRCm39) missense possibly damaging 0.88
R1911:Trmt2a UTSW 16 18,069,070 (GRCm39) missense probably benign 0.01
R2184:Trmt2a UTSW 16 18,070,859 (GRCm39) missense probably benign 0.06
R3853:Trmt2a UTSW 16 18,069,055 (GRCm39) missense possibly damaging 0.94
R4427:Trmt2a UTSW 16 18,067,093 (GRCm39) unclassified probably benign
R4737:Trmt2a UTSW 16 18,069,150 (GRCm39) unclassified probably benign
R4896:Trmt2a UTSW 16 18,070,793 (GRCm39) missense probably damaging 0.99
R4903:Trmt2a UTSW 16 18,067,418 (GRCm39) nonsense probably null
R4964:Trmt2a UTSW 16 18,067,418 (GRCm39) nonsense probably null
R4966:Trmt2a UTSW 16 18,067,418 (GRCm39) nonsense probably null
R5216:Trmt2a UTSW 16 18,070,048 (GRCm39) missense probably benign 0.22
R5452:Trmt2a UTSW 16 18,068,814 (GRCm39) missense probably damaging 1.00
R5837:Trmt2a UTSW 16 18,067,326 (GRCm39) unclassified probably benign
R6555:Trmt2a UTSW 16 18,071,067 (GRCm39) missense probably benign 0.03
R6670:Trmt2a UTSW 16 18,068,341 (GRCm39) missense possibly damaging 0.57
R7064:Trmt2a UTSW 16 18,070,868 (GRCm39) missense probably damaging 0.99
R7718:Trmt2a UTSW 16 18,068,487 (GRCm39) missense probably benign 0.16
R8463:Trmt2a UTSW 16 18,069,039 (GRCm39) missense probably damaging 1.00
R9120:Trmt2a UTSW 16 18,067,722 (GRCm39) missense probably damaging 1.00
R9186:Trmt2a UTSW 16 18,069,033 (GRCm39) missense probably benign 0.00
R9487:Trmt2a UTSW 16 18,068,814 (GRCm39) missense probably damaging 1.00
R9710:Trmt2a UTSW 16 18,070,041 (GRCm39) nonsense probably null
Predicted Primers PCR Primer
(F):5'- TCAAACTCTTTGGACAGCCAC -3'
(R):5'- CAGAACCATTGACATAAACTCTGTG -3'

Sequencing Primer
(F):5'- TTTGGACAGCCACCATGTG -3'
(R):5'- CCATTGACATAAACTCTGTGTGTATC -3'
Posted On 2020-09-02