Incidental Mutation 'R5748:Pot1a'
ID 445862
Institutional Source Beutler Lab
Gene Symbol Pot1a
Ensembl Gene ENSMUSG00000029676
Gene Name protection of telomeres 1A
Synonyms 1500031H18Rik, Pot1
MMRRC Submission 043355-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R5748 (G1)
Quality Score 225
Status Validated
Chromosome 6
Chromosomal Location 25743939-25809280 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 25758855 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Asparagine at position 308 (I308N)
Ref Sequence ENSEMBL: ENSMUSP00000131928 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000115327] [ENSMUST00000115330] [ENSMUST00000166445]
AlphaFold Q91WC1
Predicted Effect possibly damaging
Transcript: ENSMUST00000115327
AA Change: I308N

PolyPhen 2 Score 0.767 (Sensitivity: 0.85; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000110982
Gene: ENSMUSG00000029676
AA Change: I308N

DomainStartEndE-ValueType
Telo_bind 11 141 3.6e-53 SMART
low complexity region 253 260 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000115329
SMART Domains Protein: ENSMUSP00000110984
Gene: ENSMUSG00000029676

DomainStartEndE-ValueType
Telo_bind 11 141 3.6e-53 SMART
low complexity region 253 260 N/A INTRINSIC
Predicted Effect possibly damaging
Transcript: ENSMUST00000115330
AA Change: I308N

PolyPhen 2 Score 0.767 (Sensitivity: 0.85; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000110986
Gene: ENSMUSG00000029676
AA Change: I308N

DomainStartEndE-ValueType
Telo_bind 11 141 3.6e-53 SMART
Pfam:POT1PC 152 299 6.7e-41 PFAM
Predicted Effect possibly damaging
Transcript: ENSMUST00000166445
AA Change: I308N

PolyPhen 2 Score 0.767 (Sensitivity: 0.85; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000131928
Gene: ENSMUSG00000029676
AA Change: I308N

DomainStartEndE-ValueType
Telo_bind 11 141 3.6e-53 SMART
low complexity region 253 260 N/A INTRINSIC
Meta Mutation Damage Score 0.1404 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.5%
  • 20x: 96.0%
Validation Efficiency 98% (58/59)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene is a member of the telombin family and encodes a nuclear protein involved in telomere maintenance. Specifically, this protein functions as a member of a multi-protein complex that binds to the TTAGGG repeats of telomeres, regulating telomere length and protecting chromosome ends from illegitimate recombination, catastrophic chromosome instability, and abnormal chromosome segregation. Increased transcriptional expression of this gene is associated with stomach carcinogenesis and its progression. Alternatively spliced transcript variants have been described. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygous inactivation of this gene leads to complete prenatal lethality. Embryos homozygous for a gene trapped allele fail to form an inner cell mass in culture. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 55 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acan A G 7: 78,739,447 (GRCm39) Q285R probably damaging Het
Acy1 T A 9: 106,313,926 (GRCm39) N78I probably damaging Het
Anln T C 9: 22,249,230 (GRCm39) K166E probably damaging Het
C1qtnf4 A G 2: 90,719,877 (GRCm39) D50G probably damaging Het
Cntnap2 A G 6: 45,692,818 (GRCm39) T100A probably damaging Het
Cxcr6 C T 9: 123,639,406 (GRCm39) R143C probably damaging Het
Dhx16 T C 17: 36,194,206 (GRCm39) L439P probably damaging Het
Dlk1 T C 12: 109,425,898 (GRCm39) V257A probably benign Het
Ebpl A T 14: 61,597,793 (GRCm39) L16Q probably null Het
Eml5 T A 12: 98,791,814 (GRCm39) Y1234F probably damaging Het
Gm10549 C A 18: 33,597,358 (GRCm39) probably benign Het
Gria1 A G 11: 57,200,702 (GRCm39) D793G probably benign Het
Gtse1 T C 15: 85,751,778 (GRCm39) Y324H probably benign Het
Hcn1 A T 13: 118,112,591 (GRCm39) S852C probably damaging Het
Invs A G 4: 48,307,823 (GRCm39) T83A probably damaging Het
Iqgap3 T C 3: 88,016,677 (GRCm39) L155P probably damaging Het
Lgr6 C T 1: 134,921,748 (GRCm39) A199T probably damaging Het
Lrrc14b T A 13: 74,511,759 (GRCm39) D107V probably damaging Het
Mcm9 A T 10: 53,501,825 (GRCm39) H253Q probably damaging Het
Mcmdc2 A G 1: 9,982,032 (GRCm39) Y30C probably damaging Het
Mdga1 C T 17: 30,069,525 (GRCm39) D174N probably benign Het
Med13l G A 5: 118,731,510 (GRCm39) R62H probably damaging Het
Mrgpra2b A G 7: 47,152,280 (GRCm39) probably benign Het
Nacad T A 11: 6,548,370 (GRCm39) K1426* probably null Het
Ndufb6 A G 4: 40,279,234 (GRCm39) L35S probably damaging Het
Niban2 A T 2: 32,809,581 (GRCm39) K260M probably damaging Het
Nkapl A G 13: 21,651,779 (GRCm39) I278T probably benign Het
Nrbp2 T C 15: 75,961,332 (GRCm39) E263G probably damaging Het
Nup85 T A 11: 115,471,338 (GRCm39) L110Q probably damaging Het
Or14c40 A G 7: 86,313,293 (GRCm39) N141S possibly damaging Het
Or1e35 A G 11: 73,797,721 (GRCm39) I199T probably damaging Het
Or2t6 T C 14: 14,175,314 (GRCm38) Y256C probably damaging Het
Or4a78 A T 2: 89,498,146 (GRCm39) M28K possibly damaging Het
Or5b12 T A 19: 12,897,379 (GRCm39) Q98L probably damaging Het
Or6b2b T A 1: 92,418,815 (GRCm39) I221F probably damaging Het
Polr2m C T 9: 71,390,918 (GRCm39) D95N probably benign Het
Popdc2 A T 16: 38,194,665 (GRCm39) D362V probably damaging Het
Rsf1 GCGGCGGC GCGGCGGCGTCGGCGGC 7: 97,229,135 (GRCm39) probably benign Het
Rufy4 T C 1: 74,186,822 (GRCm39) C537R probably damaging Het
Rundc3a G A 11: 102,290,225 (GRCm39) E189K possibly damaging Het
Scaf1 A C 7: 44,662,230 (GRCm39) probably null Het
Scaper T C 9: 55,766,360 (GRCm39) probably null Het
Sh3glb1 C T 3: 144,418,410 (GRCm39) C51Y probably damaging Het
Slc10a5 T C 3: 10,400,391 (GRCm39) T90A probably benign Het
Slc17a3 T A 13: 24,040,449 (GRCm39) S336T probably damaging Het
Slc41a2 C A 10: 83,133,023 (GRCm39) C341F probably benign Het
Spata31 A G 13: 65,068,127 (GRCm39) *67W probably null Het
Stap2 C T 17: 56,307,475 (GRCm39) probably null Het
Stt3a A T 9: 36,663,696 (GRCm39) M182K probably benign Het
Tcfl5 G A 2: 180,284,050 (GRCm39) silent Het
Tmx3 T C 18: 90,555,225 (GRCm39) V314A probably benign Het
Upf1 A G 8: 70,791,167 (GRCm39) L525P probably damaging Het
Wdr6 T C 9: 108,452,981 (GRCm39) I301V possibly damaging Het
Ylpm1 T A 12: 85,107,025 (GRCm39) probably null Het
Zfp273 T C 13: 67,973,450 (GRCm39) Y160H probably damaging Het
Other mutations in Pot1a
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00857:Pot1a APN 6 25,744,627 (GRCm39) missense probably benign 0.01
IGL01393:Pot1a APN 6 25,744,630 (GRCm39) nonsense probably null
IGL01411:Pot1a APN 6 25,750,143 (GRCm39) splice site probably benign
IGL01774:Pot1a APN 6 25,753,276 (GRCm39) missense probably benign 0.00
IGL01981:Pot1a APN 6 25,750,099 (GRCm39) missense probably damaging 1.00
IGL02404:Pot1a APN 6 25,764,431 (GRCm39) splice site probably benign
IGL02530:Pot1a APN 6 25,794,592 (GRCm39) missense probably damaging 1.00
IGL02755:Pot1a APN 6 25,771,612 (GRCm39) missense possibly damaging 0.81
IGL03127:Pot1a APN 6 25,794,615 (GRCm39) missense probably benign 0.00
IGL03396:Pot1a APN 6 25,745,913 (GRCm39) missense possibly damaging 0.93
BB001:Pot1a UTSW 6 25,753,309 (GRCm39) missense possibly damaging 0.94
BB011:Pot1a UTSW 6 25,753,309 (GRCm39) missense possibly damaging 0.94
R0329:Pot1a UTSW 6 25,778,830 (GRCm39) splice site probably benign
R0359:Pot1a UTSW 6 25,771,679 (GRCm39) splice site probably benign
R0530:Pot1a UTSW 6 25,771,540 (GRCm39) missense possibly damaging 0.86
R0840:Pot1a UTSW 6 25,748,283 (GRCm39) splice site probably benign
R0918:Pot1a UTSW 6 25,756,267 (GRCm39) missense possibly damaging 0.92
R1650:Pot1a UTSW 6 25,745,964 (GRCm39) missense probably damaging 1.00
R1937:Pot1a UTSW 6 25,753,323 (GRCm39) missense probably benign 0.15
R2142:Pot1a UTSW 6 25,750,043 (GRCm39) splice site probably null
R4072:Pot1a UTSW 6 25,752,356 (GRCm39) splice site probably null
R4074:Pot1a UTSW 6 25,752,356 (GRCm39) splice site probably null
R4322:Pot1a UTSW 6 25,745,929 (GRCm39) missense probably benign 0.02
R4895:Pot1a UTSW 6 25,753,205 (GRCm39) missense probably damaging 1.00
R4910:Pot1a UTSW 6 25,746,020 (GRCm39) intron probably benign
R4933:Pot1a UTSW 6 25,771,540 (GRCm39) missense possibly damaging 0.86
R5530:Pot1a UTSW 6 25,778,893 (GRCm39) missense probably damaging 1.00
R5775:Pot1a UTSW 6 25,757,297 (GRCm39) splice site probably null
R5870:Pot1a UTSW 6 25,778,950 (GRCm39) missense possibly damaging 0.90
R6180:Pot1a UTSW 6 25,771,620 (GRCm39) missense probably benign 0.00
R6377:Pot1a UTSW 6 25,778,869 (GRCm39) missense probably benign 0.06
R7251:Pot1a UTSW 6 25,752,497 (GRCm39) splice site probably null
R7457:Pot1a UTSW 6 25,771,621 (GRCm39) missense probably benign 0.26
R7679:Pot1a UTSW 6 25,771,633 (GRCm39) missense probably benign 0.16
R7717:Pot1a UTSW 6 25,758,822 (GRCm39) missense probably benign 0.45
R7924:Pot1a UTSW 6 25,753,309 (GRCm39) missense possibly damaging 0.94
R8078:Pot1a UTSW 6 25,750,107 (GRCm39) missense probably benign 0.13
R8084:Pot1a UTSW 6 25,771,535 (GRCm39) missense possibly damaging 0.81
R8170:Pot1a UTSW 6 25,758,802 (GRCm39) makesense probably null
R9070:Pot1a UTSW 6 25,744,629 (GRCm39) missense
R9525:Pot1a UTSW 6 25,745,916 (GRCm39) missense probably benign 0.06
R9574:Pot1a UTSW 6 25,775,718 (GRCm39) missense possibly damaging 0.73
R9638:Pot1a UTSW 6 25,750,106 (GRCm39) nonsense probably null
R9698:Pot1a UTSW 6 25,744,615 (GRCm39) missense probably damaging 0.99
Predicted Primers PCR Primer
(F):5'- ACCCTGTATTATAGTCGGATGAACTG -3'
(R):5'- CACTGCTGCTGATTGTGAGG -3'

Sequencing Primer
(F):5'- CTGAAAAGAGAGACCCATGTAAGAC -3'
(R):5'- GGTCTCGGATAATCTGATAAAAGC -3'
Posted On 2016-11-21