Incidental Mutation 'R6555:Trmt2a'
ID 522118
Institutional Source Beutler Lab
Gene Symbol Trmt2a
Ensembl Gene ENSMUSG00000022721
Gene Name TRM2 tRNA methyltransferase 2A
Synonyms Htf9c
MMRRC Submission 044680-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R6555 (G1)
Quality Score 225.009
Status Validated
Chromosome 16
Chromosomal Location 18066711-18072636 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 18071067 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Phenylalanine at position 574 (I574F)
Ref Sequence ENSEMBL: ENSMUSP00000111304 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000009321] [ENSMUST00000100099] [ENSMUST00000115633] [ENSMUST00000115640] [ENSMUST00000115645] [ENSMUST00000140206] [ENSMUST00000128045] [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 noncoding transcript
Transcript: ENSMUST00000059696
Predicted Effect probably benign
Transcript: ENSMUST00000100099
AA Change: I574F

PolyPhen 2 Score 0.032 (Sensitivity: 0.95; Specificity: 0.82)
SMART Domains Protein: ENSMUSP00000111303
Gene: ENSMUSG00000022721
AA Change: I574F

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 noncoding transcript
Transcript: ENSMUST00000115633
SMART Domains Protein: ENSMUSP00000111296
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: ENSMUST00000115640
AA Change: I574F

PolyPhen 2 Score 0.032 (Sensitivity: 0.95; Specificity: 0.82)
SMART Domains Protein: ENSMUSP00000111304
Gene: ENSMUSG00000022721
AA Change: I574F

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 noncoding transcript
Transcript: ENSMUST00000123073
Predicted Effect probably benign
Transcript: ENSMUST00000140206
AA Change: I535F

PolyPhen 2 Score 0.007 (Sensitivity: 0.96; Specificity: 0.75)
SMART Domains Protein: ENSMUSP00000121216
Gene: ENSMUSG00000022721
AA Change: I535F

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 noncoding transcript
Transcript: ENSMUST00000144536
Predicted Effect probably benign
Transcript: ENSMUST00000232293
Predicted Effect noncoding transcript
Transcript: ENSMUST00000147273
Predicted Effect noncoding transcript
Transcript: ENSMUST00000134035
Predicted Effect noncoding transcript
Transcript: ENSMUST00000232015
Predicted Effect noncoding transcript
Transcript: ENSMUST00000131211
Predicted Effect noncoding transcript
Transcript: ENSMUST00000152033
Predicted Effect noncoding transcript
Transcript: ENSMUST00000153292
Predicted Effect probably benign
Transcript: ENSMUST00000128045
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 noncoding transcript
Transcript: ENSMUST00000127239
Predicted Effect noncoding transcript
Transcript: ENSMUST00000232342
Meta Mutation Damage Score 0.0846 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.3%
  • 20x: 97.5%
Validation Efficiency 98% (40/41)
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: 39 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcb1a A G 5: 8,752,468 (GRCm39) I480V probably damaging Het
Akap1 A T 11: 88,735,708 (GRCm39) I351N probably damaging Het
C1qtnf3 A G 15: 10,975,742 (GRCm39) M256V probably damaging Het
Carm1 T A 9: 21,498,258 (GRCm39) C421S probably damaging Het
Celsr2 T C 3: 108,302,235 (GRCm39) D2631G probably damaging Het
Cfap206 A G 4: 34,719,049 (GRCm39) V319A probably damaging Het
Cntnap2 T A 6: 46,736,694 (GRCm39) W707R probably damaging Het
Ctss T A 3: 95,450,340 (GRCm39) L97* probably null Het
Eif2ak4 A T 2: 118,258,350 (GRCm39) N455Y probably damaging Het
Ercc6 G A 14: 32,239,064 (GRCm39) E51K probably benign Het
Gm10318 G A 10: 77,688,855 (GRCm39) probably benign Het
Gp6 C T 7: 4,387,929 (GRCm39) R180Q probably damaging Het
Gtsf1 T C 15: 103,333,902 (GRCm39) I25V probably damaging Het
Igkv1-99 A G 6: 68,519,300 (GRCm39) R85G probably damaging Het
Il36a G A 2: 24,114,611 (GRCm39) probably null Het
Iqsec3 T C 6: 121,361,178 (GRCm39) H935R probably damaging Het
Loxhd1 T C 18: 77,380,965 (GRCm39) V94A possibly damaging Het
Lrp2 T C 2: 69,339,647 (GRCm39) K1088R probably benign Het
Lsm3 GATATATA GATATATATA 6: 91,496,617 (GRCm39) probably null Het
Lyst A G 13: 13,823,510 (GRCm39) N1494S probably benign Het
Mta3 C T 17: 84,015,875 (GRCm39) R26W probably damaging Het
Nup88 T C 11: 70,835,006 (GRCm39) R660G possibly damaging Het
Or1o1 G A 17: 37,716,796 (GRCm39) R119H probably benign Het
Or4q3 G A 14: 50,583,303 (GRCm39) Q168* probably null Het
Or5d16 T A 2: 87,773,632 (GRCm39) E113D probably damaging Het
Or8b51 C A 9: 38,569,585 (GRCm39) M34I probably benign Het
Pcdhga10 A G 18: 37,882,488 (GRCm39) T750A probably damaging Het
Plxnb1 A G 9: 108,937,473 (GRCm39) probably null Het
Ppip5k1 T C 2: 121,168,093 (GRCm39) E720G probably damaging Het
Pramel27 A G 4: 143,578,140 (GRCm39) I133M possibly damaging Het
Ptprn2 T C 12: 117,190,820 (GRCm39) Y786H probably damaging Het
Safb2 A G 17: 56,874,600 (GRCm39) V614A probably damaging Het
Safb2 A G 17: 56,889,982 (GRCm39) probably null Het
Selp C T 1: 163,969,171 (GRCm39) probably null Het
Slc16a10 T C 10: 39,956,774 (GRCm39) I122V probably benign Het
Slc22a22 G A 15: 57,122,527 (GRCm39) T131M probably benign Het
Tsen54 C T 11: 115,711,519 (GRCm39) T156I probably benign Het
Vps13b A G 15: 35,846,993 (GRCm39) N2592S probably damaging Het
Wdr64 G A 1: 175,547,856 (GRCm39) R131H probably damaging 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
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
R8302:Trmt2a UTSW 16 18,067,813 (GRCm39) missense probably damaging 1.00
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'- CCATGGGCAACTTTGTGGAG -3'
(R):5'- ACCAATGCTTAGTCACCCTCTG -3'

Sequencing Primer
(F):5'- TAAGTGTGTGGGGCAGAGCATC -3'
(R):5'- CCTCTGCTTACTAGGGAACTGTAAG -3'
Posted On 2018-06-06