Incidental Mutation 'R2130:Tnnt2'
ID 227907
Institutional Source Beutler Lab
Gene Symbol Tnnt2
Ensembl Gene ENSMUSG00000026414
Gene Name troponin T2, cardiac
Synonyms cardiac TnT, cTnT, Tnt
MMRRC Submission 040133-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R2130 (G1)
Quality Score 217
Status Validated
Chromosome 1
Chromosomal Location 135764092-135779998 bp(+) (GRCm39)
Type of Mutation splice site
DNA Base Change (assembly) TG to TGG at 135774499 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Ref Sequence ENSEMBL: ENSMUSP00000140282 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027671] [ENSMUST00000112085] [ENSMUST00000112086] [ENSMUST00000112087] [ENSMUST00000178204] [ENSMUST00000178854] [ENSMUST00000179863] [ENSMUST00000188028] [ENSMUST00000189355] [ENSMUST00000189732] [ENSMUST00000189826] [ENSMUST00000190451]
AlphaFold P50752
Predicted Effect probably benign
Transcript: ENSMUST00000027671
SMART Domains Protein: ENSMUSP00000027671
Gene: ENSMUSG00000026414

DomainStartEndE-ValueType
coiled coil region 1 31 N/A INTRINSIC
Pfam:Troponin 96 234 1e-33 PFAM
Pfam:Troponin 226 289 1.2e-9 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000112085
SMART Domains Protein: ENSMUSP00000107715
Gene: ENSMUSG00000026414

DomainStartEndE-ValueType
low complexity region 5 17 N/A INTRINSIC
low complexity region 20 54 N/A INTRINSIC
Pfam:Troponin 100 238 2.4e-33 PFAM
Pfam:Troponin 230 293 2.7e-9 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000112086
SMART Domains Protein: ENSMUSP00000107716
Gene: ENSMUSG00000026414

DomainStartEndE-ValueType
low complexity region 3 58 N/A INTRINSIC
Pfam:Troponin 106 244 2.5e-33 PFAM
Pfam:Troponin 236 299 2.8e-9 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000112087
SMART Domains Protein: ENSMUSP00000107717
Gene: ENSMUSG00000026414

DomainStartEndE-ValueType
coiled coil region 1 37 N/A INTRINSIC
Pfam:Troponin 106 250 1.1e-38 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000178204
SMART Domains Protein: ENSMUSP00000137579
Gene: ENSMUSG00000026414

DomainStartEndE-ValueType
coiled coil region 1 38 N/A INTRINSIC
Pfam:Troponin 110 245 3.8e-34 PFAM
Pfam:Troponin 238 300 4.3e-9 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000178854
SMART Domains Protein: ENSMUSP00000136265
Gene: ENSMUSG00000026414

DomainStartEndE-ValueType
coiled coil region 1 35 N/A INTRINSIC
Pfam:Troponin 100 244 1.7e-39 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000179863
SMART Domains Protein: ENSMUSP00000137093
Gene: ENSMUSG00000026414

DomainStartEndE-ValueType
coiled coil region 1 41 N/A INTRINSIC
Pfam:Troponin 110 251 3e-39 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000188028
SMART Domains Protein: ENSMUSP00000140941
Gene: ENSMUSG00000026414

DomainStartEndE-ValueType
coiled coil region 1 41 N/A INTRINSIC
Pfam:Troponin 110 251 3e-39 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000189355
SMART Domains Protein: ENSMUSP00000139919
Gene: ENSMUSG00000026414

DomainStartEndE-ValueType
coiled coil region 1 31 N/A INTRINSIC
Pfam:Troponin 96 240 1.6e-39 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000189732
SMART Domains Protein: ENSMUSP00000139669
Gene: ENSMUSG00000026414

DomainStartEndE-ValueType
coiled coil region 1 35 N/A INTRINSIC
Pfam:Troponin 100 244 1.7e-39 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000189826
SMART Domains Protein: ENSMUSP00000140807
Gene: ENSMUSG00000026414

DomainStartEndE-ValueType
coiled coil region 1 41 N/A INTRINSIC
Pfam:Troponin 110 201 1.7e-20 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000190451
SMART Domains Protein: ENSMUSP00000140282
Gene: ENSMUSG00000026414

DomainStartEndE-ValueType
coiled coil region 1 31 N/A INTRINSIC
PDB:2Z5H|T 85 114 3e-7 PDB
Predicted Effect noncoding transcript
Transcript: ENSMUST00000186225
Predicted Effect noncoding transcript
Transcript: ENSMUST00000188098
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.7%
  • 10x: 97.5%
  • 20x: 95.9%
Validation Efficiency 94% (94/100)
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 the tropomyosin-binding subunit of the troponin complex, which is located on the thin filament of striated muscles and regulates muscle contraction in response to alterations in intracellular calcium ion concentration. Mutations in this gene have been associated with familial hypertrophic cardiomyopathy as well as with dilated cardiomyopathy. Transcripts for this gene undergo alternative splicing that results in many tissue-specific isoforms, however, the full-length nature of some of these variants has not yet been determined. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a null allele exhibit embryonic lethality during and prior to organogenesis and abnormal heart development. Mice homozygous for an allele that lacks the lysine residue at position 210 exhibit dilated cardiomyopathy. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 97 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
A2ml1 T A 6: 128,553,223 (GRCm39) N178I probably damaging Het
Aadacl2fm3 T C 3: 59,772,769 (GRCm39) V91A probably damaging Het
Adgrl2 T C 3: 148,596,124 (GRCm39) I71V probably damaging Het
Adgrv1 T C 13: 81,729,846 (GRCm39) T212A possibly damaging Het
Aopep T A 13: 63,357,963 (GRCm39) C656S probably benign Het
Aox3 A G 1: 58,209,002 (GRCm39) H845R probably damaging Het
Apaf1 A T 10: 90,896,027 (GRCm39) Y348* probably null Het
Apobr A G 7: 126,186,378 (GRCm39) T630A probably benign Het
Arhgap23 A G 11: 97,342,387 (GRCm39) D223G possibly damaging Het
Asic1 A T 15: 99,569,756 (GRCm39) T26S possibly damaging Het
Atp13a2 T A 4: 140,732,327 (GRCm39) M864K probably damaging Het
Atrnl1 G A 19: 57,643,426 (GRCm39) G438D probably damaging Het
Bbc3 T C 7: 16,046,268 (GRCm39) V68A possibly damaging Het
Birc6 T C 17: 74,966,149 (GRCm39) probably benign Het
Btnl9 A G 11: 49,071,523 (GRCm39) F100S probably damaging Het
Castor2 G A 5: 134,164,992 (GRCm39) C187Y probably damaging Het
Ccpg1 A G 9: 72,920,440 (GRCm39) N685S probably damaging Het
Ces3b T A 8: 105,819,607 (GRCm39) probably null Het
Cfhr2 T G 1: 139,758,893 (GRCm39) R52S probably benign Het
Clhc1 A G 11: 29,507,663 (GRCm39) I126V probably benign Het
Crocc T C 4: 140,756,413 (GRCm39) I1071V probably benign Het
Dbt T A 3: 116,332,773 (GRCm39) D16E probably damaging Het
Dnajc8 T C 4: 132,271,370 (GRCm39) S62P possibly damaging Het
Dpyd T C 3: 118,468,217 (GRCm39) V77A probably benign Het
Dram2 T A 3: 106,478,076 (GRCm39) M136K possibly damaging Het
Dtx2 T A 5: 136,040,894 (GRCm39) F100I probably damaging Het
Dync2h1 A T 9: 7,011,253 (GRCm39) W3654R probably damaging Het
Fbxw10 T A 11: 62,750,683 (GRCm39) I422N probably damaging Het
Fgf17 T C 14: 70,875,927 (GRCm39) R102G probably damaging Het
Gm28040 AGTG AGTGGCACCTTTGGTG 1: 133,255,059 (GRCm39) probably benign Het
Gm6578 C A 6: 12,100,186 (GRCm39) noncoding transcript Het
Gm8374 T C 14: 18,537,078 (GRCm39) T49A probably damaging Het
Gm9797 G T 10: 11,485,113 (GRCm39) noncoding transcript Het
Golga3 T C 5: 110,350,805 (GRCm39) probably null Het
Golim4 A T 3: 75,815,456 (GRCm39) V116D probably damaging Het
Igfn1 AGGG AGG 1: 135,902,590 (GRCm39) probably benign Het
Insrr G A 3: 87,717,879 (GRCm39) probably null Het
Ipo9 ATCCTCCTCCTCCTCCTC ATCCTCCTCCTCCTCCTCCTC 1: 135,314,006 (GRCm39) probably benign Het
Ipo9 A G 1: 135,329,988 (GRCm39) V484A probably benign Het
Isoc2b A T 7: 4,854,438 (GRCm39) I31N probably damaging Het
Kif5c T A 2: 49,648,817 (GRCm39) probably benign Het
Krtap16-1 A T 11: 99,876,602 (GRCm39) C267* probably null Het
Lamc2 T A 1: 153,002,870 (GRCm39) D1037V probably damaging Het
Lhfpl2 A G 13: 94,328,557 (GRCm39) D206G possibly damaging Het
Lmtk2 C T 5: 144,111,806 (GRCm39) T842I possibly damaging Het
Mgat2 T C 12: 69,232,068 (GRCm39) F214S probably damaging Het
Mki67 T A 7: 135,305,970 (GRCm39) probably null Het
Mpo A G 11: 87,688,187 (GRCm39) D282G possibly damaging Het
Myh10 A G 11: 68,698,115 (GRCm39) probably benign Het
Myo15b G A 11: 115,762,469 (GRCm39) V1229I probably benign Het
Nfatc2ip A G 7: 125,989,634 (GRCm39) V250A probably benign Het
Niban2 A G 2: 32,813,659 (GRCm39) K624R probably benign Het
Nrp1 A T 8: 129,224,997 (GRCm39) E782D probably damaging Het
Olfml3 T A 3: 103,643,185 (GRCm39) M399L probably benign Het
Optc A T 1: 133,831,534 (GRCm39) probably null Het
Or1j13 A G 2: 36,370,059 (GRCm39) S28P possibly damaging Het
Or2f1 C A 6: 42,721,069 (GRCm39) L33M possibly damaging Het
Or56a5 T A 7: 104,792,757 (GRCm39) I254F probably benign Het
Plekha6 C A 1: 133,207,103 (GRCm39) probably null Het
Prelp C T 1: 133,842,869 (GRCm39) R92K probably benign Het
Psph T A 5: 129,864,603 (GRCm39) probably null Het
Ptpro A G 6: 137,388,114 (GRCm39) probably null Het
Pzp T C 6: 128,468,124 (GRCm39) probably null Het
Qrich2 C T 11: 116,339,243 (GRCm39) probably benign Het
Ren1 C G 1: 133,278,516 (GRCm39) probably null Het
Rfwd3 A T 8: 112,024,034 (GRCm39) V96E probably benign Het
Rnf17 T C 14: 56,730,811 (GRCm39) V1205A probably damaging Het
Ro60 T C 1: 143,635,772 (GRCm39) D458G probably benign Het
Senp1 T A 15: 97,973,848 (GRCm39) T132S probably benign Het
Sgo2b T C 8: 64,380,181 (GRCm39) R884G probably benign Het
Slc10a5 G T 3: 10,400,278 (GRCm39) D127E probably benign Het
Slc25a35 T G 11: 68,859,791 (GRCm39) S101R possibly damaging Het
Slc6a13 T C 6: 121,302,000 (GRCm39) L194P possibly damaging Het
Snw1 T G 12: 87,499,473 (GRCm39) probably benign Het
Sort1 T A 3: 108,259,002 (GRCm39) F678Y probably benign Het
Srsf12 C T 4: 33,225,764 (GRCm39) probably benign Het
Ssxa1 T A X: 20,985,581 (GRCm39) probably benign Het
Stard13 T C 5: 150,968,633 (GRCm39) Y879C probably damaging Het
Syt2 ACTCTCTCT ACTCTCTCTCT 1: 134,674,479 (GRCm39) probably benign Het
Tacr3 T C 3: 134,637,941 (GRCm39) V366A probably benign Het
Tasor T A 14: 27,168,345 (GRCm39) Y296N probably damaging Het
Tasor A G 14: 27,198,571 (GRCm39) N1301S possibly damaging Het
Tecpr1 T A 5: 144,145,463 (GRCm39) T595S probably benign Het
Tjp3 T A 10: 81,113,888 (GRCm39) M457L possibly damaging Het
Tkfc A G 19: 10,573,405 (GRCm39) I279T probably damaging Het
Tmem98 A G 11: 80,708,348 (GRCm39) E106G probably damaging Het
Trim41 C A 11: 48,698,419 (GRCm39) G516W probably damaging Het
Ttn T C 2: 76,572,861 (GRCm39) T24265A possibly damaging Het
Usp37 A G 1: 74,500,815 (GRCm39) V582A probably damaging Het
Vps13b T A 15: 35,671,546 (GRCm39) I1683N probably benign Het
Vps13d C T 4: 144,882,671 (GRCm39) R968H probably benign Het
Vps35l T C 7: 118,393,798 (GRCm39) Y516H probably damaging Het
Vwf C T 6: 125,634,020 (GRCm39) T166I probably damaging Het
Zfp280d T C 9: 72,215,287 (GRCm39) F133L probably damaging Het
Zfp459 A T 13: 67,556,395 (GRCm39) H229Q probably benign Het
Zfyve26 T A 12: 79,315,208 (GRCm39) I1423F possibly damaging Het
Zmynd19 T A 2: 24,842,648 (GRCm39) Y15* probably null Het
Other mutations in Tnnt2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00858:Tnnt2 APN 1 135,779,440 (GRCm39) missense probably damaging 1.00
IGL00885:Tnnt2 APN 1 135,774,502 (GRCm39) splice site probably benign
IGL02223:Tnnt2 APN 1 135,769,753 (GRCm39) intron probably benign
IGL03094:Tnnt2 APN 1 135,777,200 (GRCm39) critical splice donor site probably null
R0827:Tnnt2 UTSW 1 135,771,534 (GRCm39) intron probably benign
R1469:Tnnt2 UTSW 1 135,779,793 (GRCm39) missense possibly damaging 0.83
R1469:Tnnt2 UTSW 1 135,779,793 (GRCm39) missense possibly damaging 0.83
R1478:Tnnt2 UTSW 1 135,775,764 (GRCm39) missense probably benign 0.40
R1728:Tnnt2 UTSW 1 135,773,244 (GRCm39) intron probably benign
R1729:Tnnt2 UTSW 1 135,773,244 (GRCm39) intron probably benign
R1730:Tnnt2 UTSW 1 135,773,244 (GRCm39) intron probably benign
R1739:Tnnt2 UTSW 1 135,773,244 (GRCm39) intron probably benign
R1762:Tnnt2 UTSW 1 135,773,244 (GRCm39) intron probably benign
R1783:Tnnt2 UTSW 1 135,773,244 (GRCm39) intron probably benign
R1784:Tnnt2 UTSW 1 135,773,244 (GRCm39) intron probably benign
R1785:Tnnt2 UTSW 1 135,773,244 (GRCm39) intron probably benign
R1891:Tnnt2 UTSW 1 135,768,597 (GRCm39) critical splice acceptor site probably null
R2049:Tnnt2 UTSW 1 135,774,499 (GRCm39) splice site probably benign
R2104:Tnnt2 UTSW 1 135,771,547 (GRCm39) intron probably benign
R2141:Tnnt2 UTSW 1 135,774,499 (GRCm39) splice site probably benign
R2225:Tnnt2 UTSW 1 135,771,529 (GRCm39) intron probably benign
R2227:Tnnt2 UTSW 1 135,771,529 (GRCm39) intron probably benign
R2504:Tnnt2 UTSW 1 135,779,803 (GRCm39) missense probably damaging 0.96
R4883:Tnnt2 UTSW 1 135,775,496 (GRCm39) nonsense probably null
R5963:Tnnt2 UTSW 1 135,771,600 (GRCm39) intron probably benign
R6082:Tnnt2 UTSW 1 135,777,172 (GRCm39) missense probably benign 0.30
R6261:Tnnt2 UTSW 1 135,778,292 (GRCm39) splice site probably null
R7208:Tnnt2 UTSW 1 135,778,114 (GRCm39) splice site probably null
R7241:Tnnt2 UTSW 1 135,779,444 (GRCm39) missense probably damaging 1.00
R9038:Tnnt2 UTSW 1 135,774,484 (GRCm39) missense possibly damaging 0.78
R9140:Tnnt2 UTSW 1 135,768,635 (GRCm39) missense
R9515:Tnnt2 UTSW 1 135,768,640 (GRCm39) missense unknown
R9530:Tnnt2 UTSW 1 135,779,793 (GRCm39) missense possibly damaging 0.83
Predicted Primers PCR Primer
(F):5'- CCAGGTCACCTTCATGCTTG -3'
(R):5'- TAATTGGTAGTGAAGTCAAGGCGAC -3'

Sequencing Primer
(F):5'- CACCTTCATGCTTGTTGGTG -3'
(R):5'- TCAAGGCGACGTTCAGCTC -3'
Posted On 2014-09-17