Incidental Mutation 'R5688:Tert'
ID 501292
Institutional Source Beutler Lab
Gene Symbol Tert
Ensembl Gene ENSMUSG00000021611
Gene Name telomerase reverse transcriptase
Synonyms TR
MMRRC Submission 043321-MU
Accession Numbers
Essential gene? Possibly essential (E-score: 0.537) question?
Stock # R5688 (G1)
Quality Score 225
Status Not validated
Chromosome 13
Chromosomal Location 73775030-73797962 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 73787275 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Isoleucine at position 754 (V754I)
Ref Sequence ENSEMBL: ENSMUSP00000022104 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000022104] [ENSMUST00000221522] [ENSMUST00000223303]
AlphaFold O70372
Predicted Effect probably damaging
Transcript: ENSMUST00000022104
AA Change: V754I

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000022104
Gene: ENSMUSG00000021611
AA Change: V754I

DomainStartEndE-ValueType
Blast:Telomerase_RBD 329 375 2e-6 BLAST
Telomerase_RBD 449 584 5.02e-75 SMART
Blast:Telomerase_RBD 651 688 1e-5 BLAST
Pfam:RVT_1 787 918 6e-13 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000221522
Predicted Effect probably benign
Transcript: ENSMUST00000222251
Predicted Effect noncoding transcript
Transcript: ENSMUST00000222912
Predicted Effect probably benign
Transcript: ENSMUST00000223303
Coding Region Coverage
  • 1x: 99.4%
  • 3x: 98.7%
  • 10x: 97.3%
  • 20x: 95.3%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Telomerase is a ribonucleoprotein polymerase that maintains telomere ends by addition of the telomere repeat TTAGGG. The enzyme consists of a protein component with reverse transcriptase activity, encoded by this gene, and an RNA component which serves as a template for the telomere repeat. Telomerase expression plays a role in cellular senescence, as it is normally repressed in postnatal somatic cells resulting in progressive shortening of telomeres. Deregulation of telomerase expression in somatic cells may be involved in oncogenesis. Studies in mouse suggest that telomerase also participates in chromosomal repair, since de novo synthesis of telomere repeats may occur at double-stranded breaks. Alternatively spliced variants encoding different isoforms of telomerase reverse transcriptase have been identified; the full-length sequence of some variants has not been determined. Alternative splicing at this locus is thought to be one mechanism of regulation of telomerase activity. [provided by RefSeq, Jul 2008]
PHENOTYPE: In spite of impaired telomerase function, homozygous mutant mice are overtly normal in early generations. Impaired fertility has been reported in later generations for homozygotes of at least one knockout allele. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 64 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acp7 G A 7: 28,315,920 (GRCm39) A222V probably benign Het
Ahnak A G 19: 8,979,883 (GRCm39) D389G probably benign Het
Aldh1l2 A T 10: 83,337,789 (GRCm39) S559T possibly damaging Het
Alms1 T A 6: 85,576,877 (GRCm39) N144K possibly damaging Het
Anp32b T A 4: 46,469,868 (GRCm39) probably null Het
Atf7 C T 15: 102,459,944 (GRCm39) R57H probably damaging Het
Atp10b A T 11: 43,092,000 (GRCm39) H345L probably benign Het
Cacna2d1 A T 5: 16,563,950 (GRCm39) I859F probably damaging Het
Calcr T A 6: 3,714,730 (GRCm39) probably null Het
Cd248 A G 19: 5,119,963 (GRCm39) T604A probably benign Het
Cemip C T 7: 83,610,849 (GRCm39) V702M probably damaging Het
Cep295 G T 9: 15,243,282 (GRCm39) Q469K probably damaging Het
Cntn5 A G 9: 9,748,427 (GRCm39) W485R probably damaging Het
Cpe T C 8: 65,062,189 (GRCm39) N289S possibly damaging Het
Cyp2j11 G A 4: 96,233,358 (GRCm39) R113C probably damaging Het
Dcp1b T C 6: 119,194,872 (GRCm39) S531P probably benign Het
Defb7 T G 8: 19,545,167 (GRCm39) L15R probably damaging Het
Dnah2 C T 11: 69,349,746 (GRCm39) R2399Q probably benign Het
Ednrb T C 14: 104,060,831 (GRCm39) D198G probably damaging Het
Engase A C 11: 118,378,146 (GRCm39) E312A possibly damaging Het
Evl G A 12: 108,639,612 (GRCm39) probably null Het
Faf1 C A 4: 109,652,010 (GRCm39) Q234K probably damaging Het
Garre1 T A 7: 33,953,416 (GRCm39) T449S possibly damaging Het
Garre1 T G 7: 33,984,134 (GRCm39) D163A probably damaging Het
Gm5460 C A 14: 33,767,752 (GRCm39) N453K possibly damaging Het
Gm7356 T A 17: 14,220,869 (GRCm39) I387F possibly damaging Het
H1f2 A G 13: 23,923,148 (GRCm39) K106R probably damaging Het
Hagh T C 17: 25,069,568 (GRCm39) M1T probably null Het
Hars1 A T 18: 36,905,369 (GRCm39) V155E probably damaging Het
Lca5 C A 9: 83,280,619 (GRCm39) D394Y probably benign Het
Lmtk3 T C 7: 45,440,834 (GRCm39) L280P probably damaging Het
Lrit1 C T 14: 36,784,385 (GRCm39) A571V possibly damaging Het
Map4k2 C A 19: 6,396,836 (GRCm39) P584H probably damaging Het
Mgst1 T C 6: 138,118,798 (GRCm39) probably benign Het
Mtrex A T 13: 113,009,590 (GRCm39) C936* probably null Het
Neb C T 2: 52,086,339 (GRCm39) V5245I probably damaging Het
Oas3 T C 5: 120,896,867 (GRCm39) N918S probably benign Het
Or4c106 C T 2: 88,683,023 (GRCm39) T243I probably benign Het
Or5d16 T A 2: 87,773,552 (GRCm39) Q140L probably benign Het
Or8b8 A C 9: 37,809,359 (GRCm39) I220L possibly damaging Het
Ovch2 A G 7: 107,393,201 (GRCm39) L224P probably damaging Het
Patj A T 4: 98,409,047 (GRCm39) K34* probably null Het
Pcf11 T A 7: 92,308,016 (GRCm39) R717S possibly damaging Het
Plcb1 A T 2: 135,177,400 (GRCm39) E577D probably benign Het
Plxnb2 T C 15: 89,042,899 (GRCm39) K1497E probably damaging Het
Pyroxd1 C A 6: 142,299,266 (GRCm39) L141I probably damaging Het
Rhobtb3 G T 13: 76,020,537 (GRCm39) N588K probably benign Het
Rnasel G A 1: 153,629,452 (GRCm39) probably benign Het
Sh3bp5 C A 14: 31,099,452 (GRCm39) R265L probably benign Het
Shank1 A T 7: 44,003,911 (GRCm39) I1868F possibly damaging Het
Slc28a3 A T 13: 58,706,463 (GRCm39) S593T probably damaging Het
Slc29a4 T C 5: 142,699,853 (GRCm39) I168T possibly damaging Het
Slc35f5 C T 1: 125,518,775 (GRCm39) P502L probably benign Het
Slco6d1 T C 1: 98,408,493 (GRCm39) I463T probably damaging Het
Slk A G 19: 47,608,451 (GRCm39) D468G probably benign Het
Spata31d1d G T 13: 59,874,322 (GRCm39) P1071Q probably damaging Het
Thada T C 17: 84,759,155 (GRCm39) T235A probably benign Het
Ttn T C 2: 76,564,472 (GRCm39) D28555G probably damaging Het
Ttn T A 2: 76,710,328 (GRCm39) probably null Het
Ubqln4 T C 3: 88,472,575 (GRCm39) L464P probably damaging Het
Unc45b A T 11: 82,813,643 (GRCm39) N350I possibly damaging Het
Vmn2r65 T C 7: 84,589,900 (GRCm39) D672G probably benign Het
Zfp947 T A 17: 22,365,066 (GRCm39) I203L probably benign Het
Zfp964 T A 8: 70,116,766 (GRCm39) H454Q probably benign Het
Other mutations in Tert
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01286:Tert APN 13 73,776,416 (GRCm39) missense possibly damaging 0.76
IGL01585:Tert APN 13 73,782,463 (GRCm39) missense probably benign 0.15
IGL03167:Tert APN 13 73,788,119 (GRCm39) missense probably damaging 1.00
galileo UTSW 13 73,775,725 (GRCm39) missense probably damaging 1.00
FR4304:Tert UTSW 13 73,796,421 (GRCm39) utr 3 prime probably benign
FR4342:Tert UTSW 13 73,796,419 (GRCm39) utr 3 prime probably benign
FR4589:Tert UTSW 13 73,796,423 (GRCm39) utr 3 prime probably benign
PIT4377001:Tert UTSW 13 73,776,380 (GRCm39) missense possibly damaging 0.54
R0372:Tert UTSW 13 73,797,110 (GRCm39) missense probably damaging 1.00
R0433:Tert UTSW 13 73,775,200 (GRCm39) missense probably damaging 1.00
R0829:Tert UTSW 13 73,792,504 (GRCm39) missense probably damaging 1.00
R1023:Tert UTSW 13 73,790,178 (GRCm39) missense probably benign 0.41
R1236:Tert UTSW 13 73,784,498 (GRCm39) missense probably damaging 0.99
R1331:Tert UTSW 13 73,796,473 (GRCm39) missense probably damaging 1.00
R1426:Tert UTSW 13 73,790,472 (GRCm39) splice site probably benign
R1467:Tert UTSW 13 73,776,328 (GRCm39) missense probably benign 0.10
R1467:Tert UTSW 13 73,776,328 (GRCm39) missense probably benign 0.10
R1521:Tert UTSW 13 73,790,175 (GRCm39) missense probably damaging 1.00
R2484:Tert UTSW 13 73,796,104 (GRCm39) missense probably benign
R3162:Tert UTSW 13 73,775,528 (GRCm39) missense possibly damaging 0.45
R3162:Tert UTSW 13 73,775,528 (GRCm39) missense possibly damaging 0.45
R4428:Tert UTSW 13 73,775,594 (GRCm39) missense probably damaging 1.00
R4430:Tert UTSW 13 73,775,594 (GRCm39) missense probably damaging 1.00
R4431:Tert UTSW 13 73,775,594 (GRCm39) missense probably damaging 1.00
R4630:Tert UTSW 13 73,797,110 (GRCm39) missense probably damaging 1.00
R4696:Tert UTSW 13 73,775,939 (GRCm39) missense probably benign 0.25
R4751:Tert UTSW 13 73,776,182 (GRCm39) missense possibly damaging 0.89
R4926:Tert UTSW 13 73,796,508 (GRCm39) missense possibly damaging 0.62
R5011:Tert UTSW 13 73,794,428 (GRCm39) critical splice donor site probably null
R5013:Tert UTSW 13 73,794,428 (GRCm39) critical splice donor site probably null
R5061:Tert UTSW 13 73,782,397 (GRCm39) missense probably damaging 1.00
R5268:Tert UTSW 13 73,775,473 (GRCm39) missense probably damaging 1.00
R5323:Tert UTSW 13 73,796,490 (GRCm39) missense probably benign 0.07
R5396:Tert UTSW 13 73,787,362 (GRCm39) missense probably damaging 0.97
R5445:Tert UTSW 13 73,792,403 (GRCm39) missense probably benign 0.00
R5680:Tert UTSW 13 73,790,470 (GRCm39) splice site probably null
R6092:Tert UTSW 13 73,776,700 (GRCm39) missense probably benign 0.34
R6973:Tert UTSW 13 73,776,107 (GRCm39) missense probably benign 0.02
R7069:Tert UTSW 13 73,776,529 (GRCm39) missense probably damaging 0.99
R7317:Tert UTSW 13 73,790,495 (GRCm39) missense probably damaging 1.00
R7747:Tert UTSW 13 73,775,725 (GRCm39) missense probably damaging 1.00
R7787:Tert UTSW 13 73,797,051 (GRCm39) missense probably damaging 0.99
R7846:Tert UTSW 13 73,776,314 (GRCm39) missense probably damaging 1.00
R7994:Tert UTSW 13 73,797,074 (GRCm39) missense probably benign 0.20
R8042:Tert UTSW 13 73,775,264 (GRCm39) missense probably damaging 1.00
R8044:Tert UTSW 13 73,783,568 (GRCm39) missense probably damaging 1.00
R8867:Tert UTSW 13 73,776,566 (GRCm39) missense probably benign
R9181:Tert UTSW 13 73,785,294 (GRCm39) intron probably benign
R9412:Tert UTSW 13 73,797,046 (GRCm39) missense probably benign 0.03
R9745:Tert UTSW 13 73,784,609 (GRCm39) missense probably damaging 0.96
R9790:Tert UTSW 13 73,775,648 (GRCm39) missense probably benign 0.21
R9791:Tert UTSW 13 73,775,648 (GRCm39) missense probably benign 0.21
R9792:Tert UTSW 13 73,792,442 (GRCm39) missense probably benign 0.05
Predicted Primers PCR Primer
(F):5'- TGGTAACCACAATTAAGGAGATGC -3'
(R):5'- GGAGCATGTTGGTCACATTCC -3'

Sequencing Primer
(F):5'- ATGCCTGGCCTGAGGAAAGC -3'
(R):5'- ATGTTGGTCACATTCCTGCACTAAG -3'
Posted On 2017-12-01